Billy (name)

Billy is a given name. A spelling variant is Billie. Notable people with the name include:

• Billy & Louie, British contestant on The Voice UK series 13
• Billy the Artist (1964–2022), American artist and writer
• Billy the Axeman (active c. 1898–1912), American suspected serial killer
• Billy The Fist, American bass player, songwriter, producer, actor, film editor, and director
• Billy the Kid (disambiguation), several people
• Billy "The Texan" Longley (1926–2014), Australian convicted murderer
• Billy Abercromby (1958–2024), Scottish footballer
• Billy Abit Joo (born 1949), Malaysian politician
• Billy Abner Mayaya (born 1964), Malawian human rights activist, artist, poet, and theologian
• Billy Adair, American ASL player
• Billy Adam, Scottish association footballer
• Billy Adam Calvert (born 1978), American politician and businessman
• Billy Adams (disambiguation), several people
• Billy Agnew (fl. 1898–1927), Scottish footballer
• Billy Al Bengston (1934–2022), American visual artist and sculptor
• Billy Alford (born 1981), American AFL player
• Billy Allen (1917–1981), English footballer
• Billy Alton, American football coach
• Billy Álvarez (born 1945), Mexican businessman, footballer, and criminal
• Billy Alvord (1863–1927), American MLB player
• Billy Amick (born 2002), American MLB player
• Billy Amstell (1911–2005), British jazz reedist
• Billy Anderson (disambiguation), several people
• Billy Andrade (born 1964), American professional golfer
• Billy Andrews (born 1945), American NFL player
• Billy Andrews (footballer) (fl. 1886–1923), Irish international footballer
• Billy Annis (1874–1938), English footballer
• Billy Apple (1935–2021), New Zealand artist
• Billy Arce (born 1998), Ecuadorian footballer
• Billy Ard (born 1959), American NFL player
• Billy Argyros, Greek Australian poker player
• Billy Arjan Singh (1917–2010), Indian hunter turned conservationist and author
• Billy Armfield (1904–1985), English professional footballer
• Billy Armstrong (disambiguation), several people
• Billy Arnison (1924–1996), South African professional footballer
• Billy Arnold (disambiguation), several people
• Billy Arnott (1873–1962), Australian VFL player
• Billy Aronson, American playwright and writer
• Billy Ashcroft (born 1952), English footballer
• Billy Ashley (born 1970), American MLB player
• Billy Askew (born 1959), English footballer
• Billy Atherton (1905–1976), English footballer
• Billy Atkins (American football) (1934–1991), American NFL and AFL player
• Billy Austin (disambiguation), several people
• Billy Autrey (1933–2020), American NFL player
• Billy Ayre (1952–2002), English footballer
• Billy Baber (born 1979), American NFL player
• Billy Backus (born 1943), American professional boxer
• Billy Baggett (1929–2015), American NFL player
• Billy Bailey (disambiguation), several people
• Billy Bainbridge (born 1997), Australian professional rugby league footballer
• Billy Baird (1884–1968), Canadian PAC, IPHL, NHA, and NHL player
• Billy Baird (footballer) (fl. 1876–1897), Scottish footballer
• Billy Bairstow, English footballer
• Billy Bajema (born 1982), American college football and NFL player
• Billy Baker (disambiguation), several people
• Billy Bakker (born 1988), Dutch field hockey player
• Billy Balbastro (1940–2008), Filipino lawyer and entertainment columnist
• Billy Baldwin (disambiguation), several people
• Billy Bales (1929–2023), English international motorcycle speedway rider
• Billy Ball (1876–1929), English footballer
• Billy Ballew, American businessman; owner of Billy Ballew Motorsports
• Billy Balmer (1875–1961), English footballer
• Billy Bancroft (1871–1959), Welsh international rugby union player and cricketer
• Billy Bancroft (coach) (1904–1993), American college football, basketball, and baseball coach
• Billy Bang (1947–2011), American free jazz violinist and composer
• Billy Banks (disambiguation), several people
• Billy Banner (1878–1936), English footballer
• Billy Bannister (1878–1942), English professional footballer
• Billy Barber (disambiguation), several people
• Billy Barbour (1865–1900), Scottish footballer
• Billy Barham (born 1952), Australian VFL player
• Billy Barker (disambiguation), several people
• Billy Barlow (1870–1963), Canadian ice hockey player
• Billy Barnes (disambiguation), several people
• Billy Barnie (1853–1900), American MLB manager and player
• Billy Baron (born 1990), American professional basketball player
• Billy Barr (disambiguation), several people
• Billy Barratt (born 2006/2007), English actor
• Billy Barrett (1893–1979), English footballer
• Billy Barty (1924–2000), American actor and activist
• Billy Baskette (1884–1949), American pianist and composer
• Billy Bassett (1869–1937), English association footballer, director, and club chairman
• Billy Bassett (Welsh footballer) (1912–1977), Welsh professional footballer
• Billy Bates (disambiguation), several people
• Billy Batten (1889–1959), English professional rugby league footballer
• Billy Batty (fl. 1886–1922), English footballer
• Billy Bauer (1915–2005), American jazz guitarist
• Billy Baulch (c. 1955 – 1972), American murder victim
• Billy Baum (born 1946), Puerto Rican Olympic basketball player
• Billy Baumhoff (born 1973), American soccer player
• Billy Bawlf (1881–1972), Canadian ice hockey player
• Billy Baxter (disambiguation), several people
• Billy Beach, alternate name of James Carter Cathcart (born 1954), American voice actor, script adaptor, voice director, pianist, and vocalist
• Billy Beal (1874–1968), Canadian sawmill engineer
• Billy Beall (born 1977), English footballer
• Billy Bean (disambiguation), several people
• Billy Beane (born 1962), American MLB player and front office executive
• Billy Beasley (born 1940), American politician
• Billy Beats (1871–1936), English international footballer
• Billy Beattie (c. 1889–1917), Scottish professional rugby league footballer
• Billy Beaumont (1883–1911), English footballer
• Billy Becher (1915–2000), Irish cricketer
• Billy Beck (1920–2011), American clown and character actor
• Billy Beck (musician), American member of funk band Ohio Players
• Billy Beckett (1915–1999), English footballer
• Billy Beckett (Scottish footballer) (fl. 1951–1957)
• Billy Beechers (born 1987), English professional footballer
• Billy Beer (footballer) (1879–1958), English professional footballer
• Billy Beggs (1878–1957), Australian VFL player
• Billy Behan (1911–1991), Irish footballer and manager
• Billy Beldham (1766–1862), English professional cricketer
• Billy Bell (disambiguation), several people
• Billy Belshaw (1914–1975), English professional rugby league footballer
• Billy Bender (born 2001), American rower
• Billy Bennett (disambiguation), several people
• Billy Bennington (1900–1986), English hammered dulcimer player
• Billy Benn Perrurle (c. 1943–2012), Alyawarre landscape artist
• Billy Bentham, English professional rugby league footballer
• Billy Benton (1895–1967), English professional footballer
• Billy Benyon (born 1945), English professional rugby league footballer
• Billy Berg (fl. 1945–1962), American jazz club owner
• Billy Bernard (born 1991), Luxembourgian international footballer
• Billy Berntsson (born 1984), Swedish footballer
• Billy Berroa (1928–2007), Dominican broadcaster
• Billy Bertram (1897–1962), English professional footballer
• Billy Besson (born 1981), French competitive sailor
• Billy Best (born 1942), English professional footballer
• Billy Bestwick (1875–1938), English cricketer
• Billy Betts (1864–1941), English footballer
• Billy Bevan (1887–1957), Australian-born vaudevillian who became an American film actor
• Billy Bevis (1918–1994), English footballer
• Billy Bibby, Welsh member of rock bands Billy Bibby & The Wry Smiles and Catfish and the Bottlemen
• Billy Bibit (1950–2009), Filipino military leader
• Billy Biggar (1874–1935), English professional footballer
• Billy Bigley (born 1962), American racing driver
• Billy Billett (1888–1956), Australian VFL player
• Billy Bilsland (born 1945), Scottish professional racing cyclist
• Billy Bingham (1931–2022), Northern Irish international footballer and manager
• Billy Bingham (footballer, born 1990) (born 1990), English professional footballer
• Billy Birch (1831–1897), American minstrel performer
• Billy Bird (1899–1951), British professional boxer
• Billy Birmingham (born 1953), Australian humorist and sports journalist
• Billy Birrell (1897–1968), Scottish professional footballer
• Billy Bischoff (1912–1988), Australian rugby league footballer
• Billy Bischoff Jr. (1938–2023), Australian professional rugby league footballer
• Billy Bishop (1894–1956), Canadian World War I flying ace
• Billy Bisseker (1863–1902), English footballer
• Billy Bitter (born 1988), American professional lacrosse player
• Billy Bitzer (1872–1944), American cinematographer
• Billy Bizor (1913–1969), American Texas blues harmonicist, singer, and songwriter
• Billy Blackie (born 1963), Scottish footballer
• Billy Blackman (1895–1969), Australian VFL player
• Billy Blake (fl. 1902–1926), English professional footballer
• Billy Blan (1922–2008), English professional rugby league footballer
• Billy Blanco (1924–2011), Brazilian architect, musician, composer, and writer
• Billy Bland (disambiguation), several people
• Billy Blanks (born 1955), American actor, martial artist, and fitness personality
• Billy Blanks Jr., American fitness personality; son of the above
• Billy Bletcher (1894–1979), American actor
• Billy Block (1955–2015), American musician, journalist, actor, publisher, and television- and radio personality
• Billy Bloomfield (1939–2003), English footballer
• Billy Blue (c. 1767–1834), African-American convict transported to Australia
• Billy Bluelight (1859–1949), English flower vendor and cult figure
• Billy Blunt (1886–1962), English footballer
• Billy Bly (1920–1982), English professional footballer
• Billy Blyth (1895–1968), Scottish footballer
• Billy Blyton, Baron Blyton (1899–1987), British politician
• Billy Boardman (1895–1968), English footballer
• Billy Boat (born 1966), American open-wheel driver
• Billy Bob, several people
• Billy Bock (1935–2003), American college- and high school baseball coach
• Billy Bodin (born 1992), English-Welsh professional footballer
• Billy Boles (disambiguation), several people
• Billy Bolger (1910–1977), Australian professional golfer
• Billy Boljevic (1952–2023), Yugoslavian professional footballer
• Billy Bolt (born 1997), English motorcycle rider
• Billy Bond (born 1944), Italian musician; member of Argentine supergroup Billy Bond y La Pesada del Rock and Roll
• Billy Bonds (1946–2025), English footballer and manager
• Billy Bones (musician), American member of punk rock band The BillyBones
• Billy Bong, ring name of Josh Abercrombie (born 1984), American professional wrestler
• Billy Bookout (1932–2008), American football player and coach
• Billy Booth (disambiguation), several people
• Billy Bootle (1926–2012), English footballer
• Billy Borland (1888–1915), Scottish professional footballer
• Billy Boslem (born 1958), English footballer
• Billy Bostock (1943–1996), Scottish footballer
• Billy Boston (born 1934), Welsh professional rugby league footballer
• Billy Bottrill (1903–1986), English professional footballer
• Billy Boucher (1899–1958), Canadian NHL player
• Billy Bowden (born 1963), New Zealand cricket umpire and player
• Billy Bowen (1897–1960), Welsh dual-code rugby union- and professional rugby league footballer
• Billy Bower (1887–1954), English footballer
• Billy Bowers (disambiguation), several people
• Billy Bowes, Scottish professional footballer
• Billy Bowie (born 1966), Scottish businessman
• Billy Bowlegs (disambiguation), several people
• Billy Bowman Jr. (born 2003), American college football player
• Billy Boy (disambiguation), several people
• Billy Boyce (1927–2011), Australian boxer
• Billy Boyd (disambiguation), several people
• Billy Boyle, Irish film, television, and stage actor and singer
• Billy Boyo (1969–2000), Jamaican reggae artist
• Billy Bradshaw (disambiguation), several people
• Billy Brae (1902–1968), Scottish footballer
• Billy Bragg (born 1957), English singer, songwriter, musician, author, and political activist
• Billy Branch (born 1951), American blues harmonica player and singer
• Billy Brawn (1878–1932), English international footballer
• Billy Bray (1794–1868), Cornish preacher
• Billy Breakenridge (1846–1931), American lawman, teamster, railroader, soldier, and author
• Billy Breen (1882–1927), Canadian MHA player
• Billy Bremner (disambiguation), several people
• Billy Brennan (1934–2020), Scottish ice hockey player
• Billy Bretherton, American entomologist, pest control technician, and television presenter of Billy the Exterminator
• Billy Brewer (disambiguation), several people
• Billy Brick, Irish hurler
• Billy Bridgeman (1882–1947), English professional footballer
• Billy Bridges (born 1984), Canadian ice sledge hockey- and wheelchair basketball player
• Billy Bridgewater (1886–1941), English footballer
• Billy Briggs (born 1977), American independent musician and songwriter
• Billy Brimblecom (born 1977), American drummer
• Billy Brimstone, alternate name of Jehst (born 1979), English rapper and producer
• Billy Briscoe (1896–1994), English footballer
• Billy Briscoe (Australian footballer) (1892–1943), Australian VFL player
• Billy Brittain (born 1994), Australian professional rugby league footballer
• Billy Broadbent (1901–1979), English professional footballer
• Billy Broderick (1908–1946), Irish swimmer
• Billy Bromage, English footballer
• Billy Brooks (born 1953), American NFL player
• Billy Brooks (footballer) (born 2004), Irish professional footballer
• Billy Broomfield (born 1945), American politician
• Billy Brown (disambiguation), several people
• Billy Brownless (born 1967), Australian AFL player
• Billy Bryan (born 1955), American NFL player
• Billy Bryan (baseball) (born 1938), American MLB player
• Billy Bryan (footballer) (1912–1944), English professional footballer
• Billy Bryans (1947–2012), Canadian percussionist, songwriter, music producer, and DJ
• Billy Bryant (1913–1975), English footballer
• Billy Bryk (born 1999), Canadian actor and filmmaker
• Billy Buchanan (1924–1999), Scottish professional footballer
• Billy Buckner (born 1983), American MLB pitcher
• Billy Bullock (1884/1885–1963), English flat racing jockey
• Billy Bulmer (1881–1936), English public servant and professional rugby league footballer
• Billy Burch (1900–1950), American-born Canadian NHL player
• Billy Burden (1914–1994), English actor and comedian
• Billy Burke (disambiguation), several people
• Billy Burnet (1886–1958), Scotland international rugby union player
• Billy Burnett (1926–1988), English professional footballer
• Billy Burnette (born 1953), American guitarist, singer, songwriter, and actor
• Billy Burnikell (1910–1980), English professional football player and manager
• Billy Burns (disambiguation), several people
• Billy Bush (born 1971), American radio- and television host
• Billy Bush (record producer), American record producer, audio engineer, and mixer
• Billy Butler (disambiguation), several people
• Billy Butlin (1899–1980), South African-born English-Canadian entrepreneur
• Billy Butterfield (1917–1988), American jazz bandleader, trumpeter, flugelhornist, and cornetist
• Billy Byers (1927–1996), American jazz trombonist and arranger
• Billy Byrd (1920–2001), American country- and jazz guitarist and studio musician
• Billy Byrne (disambiguation), several people
• Billy C. Hawkins, American academic administrator and teacher
• Billy C. Sanders (born 1936), American Navy senior sailor
• Billy C. Wirtz (born 1954), American blues musician, comedian, and writer
• Billy Cafaro (1936–2021), Argentine rock and roll singer
• Billy Cairns (1914–1988), English footballer
• Billy Caldwell (1782–1841), American part-Scots-Irish and part-Mohawk- or Shawnee fur trader
• Billy Callender (1903–1932), English professional footballer
• Billy Cameron (1896–1972), Canadian NHL player
• Billy Campbell (disambiguation), several people
• Billy Campfield (born 1956), American NFL player
• Billy Cann (1882–1958), Australian rugby league footballer
• Billy Cannon (1937–2018), American AFL and NFL player
• Billy Cannon Jr. (born 1961), American NFL player; son of the above
• Billy Carden (1924–2004), American stock car racing driver
• Billy Carlson (1889–1915), American racing driver
• Billy Carr (1905–1989), English professional footballer
• Billy Carroll (born 1959), Canadian NHL player
• Billy Carson (actor), American actor and musician
• Billy Carter (1937–1988), American farmer, businessman, brewer, and politician
• Billy Carter (ice hockey) (1937–2024), Canadian NHL player
• Billy Caryll (1892–1953), English comedian
• Billy Caskey (born 1954), Northern Irish NIFL, EFL, NASL, and MISL player
• Billy Casper (1931–2015), American professional golfer
• Billy Castle (born 1992), English professional snooker player
• Billy Caulfield (1892–1972), English professional footballer
• Billy Celeski (born 1985), Macedonian-born Australian footballer
• Billy Cesare (born 1955), American NFL player
• Billy Chadwick (footballer) (born 2000), English professional footballer
• Billy Chalmers (1907–1980), Scottish association footballer and manager
• Billy Chan (born 1960), Hong Kong-born Australian medical simulation specialist, educator, and humanitarian
• Billy Chandler (1876–1924), American racing driver
• Billy Chapel, American ice skater
• Billy Chapin (1943–2016), American child actor
• Billy Chapman (footballer) (1902–1967), English footballer
• Billy Charlton (1900–1981), English footballer
• Billy Chase, American college football player
• Billy Chemirmir (1972–2023), Kenyan-born American murderer and suspected serial killer
• Billy Chesser (1893–1949), English professional footballer
• Billy Childish (born 1959), English painter, author, poet, photographer, film maker, singer, and guitarist
• Billy Childs (born 1957), American composer, jazz pianist, arranger, and conductor
• Billy Chiles (born 1985), American soccer player
• Billy Chinook (c. 1827–1890), Native American Wasco chief
• Billy Chow (born 1958), Hong Kong-Canadian professional kickboxer and actor
• Billy Christmas (1879–1941), Canadian ice hockey-, lacrosse-, and football player
• Billy Chung, Hong Kong film director and producer
• Billy Ciancaglini, American defense attorney; candidate in the 2019 Philadelphia mayoral election
• Billy Ciotto (1929–2021), American politician
• Billy Clanton (1862–1881), American outlaw cowboy
• Billy Clapper (born 1982), American basketball coach
• Billy Clark (disambiguation), several people
• Billy Clarke (disambiguation), several people
• Billy Clarkson (1891–1954), English professional footballer
• Billy Clay (born 1944), American NFL player
• Billy Clayson (1897–1973), English professional footballer
• Billy Cleaver (1921–2003), Welsh WRU player
• Billy Clements (active in the 1920s and 1930s), English professional rugby league footballer and coach
• Billy Clevenger (born 1977), American professional stock car racing driver
• Billy Clifford (disambiguation), several people
• Billy Clingman (1869–1958), American MLB player
• Billy Cobb (1940–2021), English footballer
• Billy Cobham (born 1944), Panamanian-American jazz drummer
• Billy Coggins (1901–1958), English footballer
• Billy Cole (born 1965), English shot putter
• Billy Cole (footballer) (1909–1958), Australian VFL player
• Billy Coleman (born 1947), Irish motorsport rally driver
• Billy Colgan (fl. 1884–1895), American MLB player
• Billy Collings (born 1940), Scottish footballer
• Billy Collins (disambiguation), several people
• Billy Compton (1896–1976), English footballer
• Billy Congreve (1891–1916), English recipient of the Victoria Cross
• Billy Conigliaro (1947–2021), American MLB player
• Billy Conn (1917–1993), American professional boxer
• Billy Connolly (born 1942), Scottish actor, musician, television presenter, artist, and stand-up comedian
• Billy Connors (1941–2018), American MLB player, coach, and front office official
• Billy Consolo (1934–2008), American MLB player and coach
• Billy Constable (1959–2015), American bluegrass artist
• Billy Contreras (born 1984), American jazz violinist, bluegrass fiddler, multi-instrumentalist, session player, and educator
• Billy Conway (rugby league) (born 1967), English rugby league player
• Billy Conway (drummer) (1956–2021), American drummer; member of rock bands Treat Her Right and Morphine
• Billy Cook (disambiguation), several people
• Billy Coole (1927–2001), English professional footballer
• Billy Cooper (disambiguation), several people
• Billy Copeland (1856–1917), Scottish cricketer
• Billy Corben (born 1978), American documentary film director
• Billy Corgan (born 1967), American guitarist, singer, songwriter, and professional wrestling promoter; frontman of alternative rock band The Smashing Pumpkins
• Billy Corkindale (1901–1972), English footballer
• Billy Cornelius (fl. 1898–1923), English professional footballer and manager
• Billy Cosh (born 1992), American college football coach
• Billy Costa (born 1952), American radio- and television host
• Billy Costello (disambiguation), several people
• Billy Coté, American member of alternative rock band Madder Rose
• Billy Cotton (1899–1969), English band leader and entertainer
• Billy Cotton (footballer, born 1894) (1894–1971), English professional footballer
• Billy Coulthard (fl. 1932–1937), English footballer
• Billy Coutu (1892–1977), Canadian NHL player
• Billy Cowan (born 1938), American MLB player
• Billy Cowan (footballer) (fl. 1896–1930), Scottish professional footballer
• Billy Cowell (fl. 1902–1927), English professional footballer
• Billy Cox (disambiguation), several people
• Billy Coyle (disambiguation), several people
• Billy Cracknell (born 2002), English professional footballer
• Billy Craig (1929–2011), Scottish footballer
• Billy Craig (rugby league) (1898–1980), Australian professional rugby league footballer
• Billy Craigie (c. 1953–1998), Aboriginal Australian activist
• Billy Crain (born 1954), American songwriter and musician
• Billy "Crash" Craddock (born 1939), American country- and rockabilly singer
• Billy Crawford (born 1982), Filipino-American actor, musician, singer, comedian, dancer, and television host
• Billy Crawford (American football) (1864–1933), American football player and coach, lawyer, and railroad executive
• Billy Creighton (1892–1970), Canadian NHL player
• Billy Crellin (born 2000), English professional footballer
• Billy Crinson (1883–1951), English professional footballer
• Billy Crocker (born c. 1978), American college football coach
• Billy Crone (1863–1944), Irish footballer
• Billy Crook (disambiguation), several people
• Billy Cross (born 1946), American guitarist, singer, and producer
• Billy Cross (American football) (1929–2013), American NFL player
• Billy Crowell (1865–1935), American MLB pitcher
• Billy Croxon (1871–1949), English footballer
• Billy Crudup (born 1968), American actor
• Billy Crystal (born 1948), American actor, comedian, and filmmaker
• Billy Cundiff (born 1980), American NFL player
• Billy Cunliffe (1897–1942), English professional rugby league footballer
• Billy Cunningham (born 1943), American NBA and ABA player and coach
• Billy Cupit (1908–1992), English professional footballer
• Billy Curley (born 1945), English footballer
• Billy Curran (1890–1944), New Zealand rugby league player
• Billy Currie (born 1950), English multi-instrumentalist and songwriter
• Billy Currington (born 1973), American country singer and songwriter
• Billy Curtis (1909–1988), American film and television actor
• Billy Cusack (born 1966), Scottish judoka
• Billy Dainty (1927–1986), English comedian, dancer, physical comedian, pantomime, and television star
• Billy Dale (disambiguation), several people
• Billy Dallison (1900–1946), British motorcycle speedway rider
• Billy Dalto (born 1976), American politician
• Billy Dalton (1888–1956), Australian rugby league footballer
• Billy Daniels (1915–1988), American singer and actor
• Billy Daniels (footballer) (born 1994), English professional footballer
• Billy Dankert, American musician; member of rock band the Gear Daddies
• Billy Danvers (1886–1964), English comedian and variety show performer
• Billy Danze (born 1974), American member of hip-hop duo M.O.P.
• Billy Dardis (born 1995), Irish rugby union player
• Billy Dare (1927–1994), English footballer
• Billy Dargin (c. 1843–1865), Aboriginal Australian tracker
• Billy Darnell (1926–2007), American professional wrestler
• Billy Davenport (1931–1999), American drummer
• Billy Davies (born 1964), Scottish professional footballer and manager
• Billy Davies (cricketer, born 1936) (1936–2022), Welsh cricketer
• Billy Davies (politician) (1884–1956), Welsh-born Australian politician
• Billy Davies (Welsh footballer) (1881–1962), Welsh international footballer
• Billy Davies (Welsh rugby) (fl. 1931–1939), Welsh rugby union and professional rugby league footballer
• Billy Davis (disambiguation), several people
• Billy Day (1936–2018), English footballer
• Billy Dea (born 1933), Canadian NHL player
• Billy Deakin (1925–2018), English footballer
• Billy Dean (born 1962), American country singer and songwriter
• Billy DeAngelis (born 1946), American ABA player
• Billy Deans (disambiguation), several people
• Billy Death (1900–1984), English professional footballer
• Billy DeBeck (1890–1942), American cartoonist
• Billy Dec, Filipino-American TV personality, background actor, and businessman
• Billy Decker (born 1964), American dirt modified- and late model racing driver
• Billy Dedman (1854–1920), Australian SANFL player
• Billy Dee (born 1951), American adult film actor
• Billy Delves (1870–1908), English footballer
• Billy DeMars (1925–2020), American MLB player and coach
• Billy Denault (born 2000/2001), Canadian politician
• Billy Dennehy (born 1987), Irish footballer and sporting director
• Billy Dennis (English footballer) (1896–1952), English footballer
• Billy Derbyshire (1916–1974), English professional rugby league footballer
• Billy Dervan (1884–1944), New Zealand rugby league player
• Billy Desmond, American musician
• Billy Devaney (born 1955), American football executive
• Billy Deverell (1937–1981), American member of the Wonderland Gang
• Billy Devore (1910–1985), American racing driver
• Billy Dewell (1917–2000), American NFL player
• Billy De Wolfe (1907–1974), American character actor
• Billy Diamond (1949–2010), Canadian Indigenous chief
• Billy Dib (born 1985), Australian professional boxer
• Billy Dick (1889–1960), Australian VFL player
• Billy Dicken (born 1974), American CFL and AFL player
• Billy Dickinson (1906–1968), English footballer
• Billy Dickson, American cinematographer and television director
• Billy Dickson (footballer) (born 1947), Scottish footballer
• Billy Dillicar (1881–1962), New Zealand lawn bowls player
• Billy Dingsdale (1905–1965), English rugby league player
• Billy Dinsdale (1903–1984), English professional footballer
• Billy Disch (1872–1953), American baseball player and coach
• Billy Dixon (1850–1913), American scout and bison hunter
• Billy Dixon (footballer, born 1905) (1905–1956), English professional footballer
• Billy Dixon (footballer, born 1941) (born 1941), Irish association footballer
• Billy Doctrove (born 1955), Dominica international football referee and international cricket umpire
• Billy Dodds (born 1969), Scottish football coach and player
• Billy Doherty, Northern Irish member of rock band The Undertones
• Billy Donkin (1900–1974), English professional footballer
• Billy Donlon (born 1977), American college basketball coach
• Billy Donovan (born 1965), American NBA coach and player
• Billy Doolan (born 1952), Australian Indigenous artist
• Billy Dooley (born 1969), Irish hurler
• Billy Dorrell (1872–1939), English professional footballer
• Billy Dougall (1895–1966), Scottish association footballer and manager
• Billy Douglas (disambiguation), several people
• Billy Dowling (born 2004), Australian AFL player
• Billy Down (1898–1977), English professional association footballer
• Billy Downer (born 1956), South African prosecutor
• Billy Drago (1945–2019), American television- and film actor
• Billy Drake (1917–2011), British fighter pilot and air ace
• Billy Draycott (1869–1943), English footballer
• Billy Drennan (born 2003), Irish hurler
• Billy Drumley (c. 1853–1951), Aboriginal Australian community leader
• Billy Drummond (born 1959), American jazz drummer
• Billy Duckworth (born 1959), Australian VFL player
• Billy Dudley (1931–1980), Nigerian political scientist
• Billy Duff (1938–2002), English professional footballer
• Billy Duffy (born 1961), English rock musician; guitarist in the band The Cult
• Billy Duffy (hurler) (1931–2005), Irish hurler
• Billy Duggan (1884–1934), Australian trade unionist
• Billy Dunlop (disambiguation), several people
• Billy Dunn (disambiguation), several people
• Billy Dwyer (1934–2020), Irish hurler
• Billy Eagle (1869–1908), Canadian soldier
• Billy Eames (born 1957), English professional footballer
• Billy Eardley (fl. 1871–1897), English footballer
• Billy Earheart (born 1954), American Hammond B3 organist and piano player; member of country rock group The Amazing Rhythm Aces
• Billy Earl McClelland (1950–2013), American session guitarist and songwriter
• Billy Earle (1867–1946), American MLB player
• Billy Easton (1904 – c. 1982), English footballer
• Billy Eckstine (1914–1993), American jazz and pop singer
• Billy Edd Wheeler (1932–2024), American songwriter, performer, writer, and visual artist
• Billy Eden (1905–1993), English footballer
• Billy Edson (1874–1965), American college football player, coach, lawyer, and politician
• Billy Edwards (disambiguation), several people
• Billy Egan (1886–1941), Australian VFL player
• Billy Egerton (1891–1934), English footballer
• Billy Eichner (born 1978), American comedian, actor, screenwriter, and television show host
• Billy Eidi (born 1955), Egyptian-born French classical pianist
• Billy Eisenberg (born 1937), American professional bridge and backgammon player
• Billy Eli (born 1962), American singer, songwriter, and autism activist
• Billy Elliot (disambiguation), several people
• Billy Ellis (1895–1939), English footballer
• Billy Elson (1865–1937), English footballer
• Billy Emory Maxwell (1942–2023), American track and field coach
• Billy Engelhart (born 1942), American racing driver
• Billy Engle (1889–1966), Austro-Hungarian Empire-born American film actor
• Billy Eppler (born 1975), American MLB executive
• Billy Etbauer (born 1963), American professional rodeo cowboy
• Billy Etheridge, American member of rock band ZZ Top
• Billy Evangelista (born 1980), American mixed martial artist
• Billy Evans (disambiguation), several people
• Billy Exley (1924–1997), English professional footballer
• Billy Faier (1930–2016), American banjo player and folk music evangelist
• Billy Fairhurst (1902–1979), English professional footballer
• Billy Falcon (born 1956), American musician, composer, and music producer
• Billy Fallin (1932–2025), American politician
• Billy Famous, Nigerian professional boxer
• Billy Fane (born 1947/1948), English actor and comedian
• Billy Farrell (footballer), Irish association footballer
• Billy Farwig (born 1957), Bolivian alpine skier
• Billy Fellowes (1910–1987), English footballer
• Billy Felton (1900–1977), English professional footballer
• Billy Fenton (1926–1973), English footballer
• Billy Ferguson (1938–1998), Northern Irish footballer
• Billy Fergusson (1897–1986), English footballer
• Billy Fessler (born 1995), American college football coach
• Billy Fewster (born 2003), English footballer
• Billy Ficca (born 1950), American drummer; member of rock groups Television and The Waitresses
• Billy Field (disambiguation), several people
• Billy Findlay (born 1970), Scottish footballer
• Billy Firehawk (fl. 2001–2006), American founder of NWA Shockwave
• Billy Fiske (1911–1940), American combat fighter pilot and Olympic bobsledder
• Billy Fitchett (1872–1952), New Zealand Anglican bishop
• Billy Fitchford (1896–1966), English footballer and cricketer
• Billy Fitzgerald (1888–1926), Canadian field lacrosse player
• Billy Fitzpatrick (born 1954), Irish sportsperson
• Billy Fleming (1871–1934), Scottish footballer
• Billy Fleming (landscape architect), American landscape designer, city planner, and climate activist
• Billy Flint (1890–1955), English footballer
• Billy Flynn (disambiguation), several people
• Billy Fogg (1903–1966), English professional footballer
• Billy Forbes (disambiguation), several people
• Billy Ford (singer) (1919 or 1925 – 1983), American pop vocal singer
• Billy Fordjour (born 1948), Ghanaian middle-distance runner
• Billy Forsberg (born 1988), Swedish speedway rider
• Billy Foster (1937–1967), Canadian racecar driver
• Billy Foulkes (1926–1979), Welsh international footballer
• Billy Fox (disambiguation), several people
• Billy Frame (1912–1992), Scottish footballer
• Billy Frampton (born 1996), Australian AFL player
• Billy Franey (1889–1940), American film actor
• Billy Frank (disambiguation), several people
• Billy Fraser (born 1945), Scottish professional footballer
• Billy Fraser (footballer, born 1868) (fl. 1868–1892), Scottish footballer
• Billy Frazer (born 2002), New Zealand racing driver
• Billy Friedberg (1915–1965), American producer and screenwriter
• Billy Frith (1912–1996), English footballer and manager
• Billy Frolick (born 1959), American screenwriter and film director
• Billy Fuccillo (1956–2021), American car dealer
• Billy Fulton (born 1977), New Zealand professional rugby union player
• Billy Furness (1909–1980), English professional footballer
• Billy Fury (1940–1983), English musician
• Billy Gabor (1922–2019), American NBA player
• Billy Gaffney (c. 1923 – 1927), American murder victim
• Billy Gallagher (disambiguation), several people
• Billy Gallier (1932–2011), English footballer and manager
• Billy Galligan (1937–2023), Irish hurler
• Billy Galvin (hurler), Irish hurler
• Billy Gambetta (1897–1957), Australian VFL player
• Billy Gambrell (born 1941), American NFL player
• Billy Garcia, American heavy metal musician; constant on Survivor
• Billy Gardell (born 1969), American actor and stand-up comedian
• Billy Gardner (1927–2024), American MLB player, coach, and manager
• Billy Garland (1918–1960), American blues guitarist, singer, and songwriter
• Billy Garland (activist) (born 1949), American political activist; father of rapper Tupac Shakur
• Billy Garraty (1878–1931), English footballer
• Billy Garrett (1933–1999), American racecar driver
• Billy Garrett Jr. (born 1994), American NBA player
• Billy Garrett (politician) (born 1956), American politician and lawyer
• Billy Garton (born 1965), English football coach and professional player
• Billy Gasparino, American MLB executive
• Billy Gaughan (1892–1956), English professional footballer
• Billy Gault (born 1936), American NFL player
• Billy Gayles (1931–1993), American rhythm & blues drummer and vocalist
• Billy Gazonas (born 1956), American NASL and MISL player
• Billy Geen (1891–1915), Welsh rugby union player
• Billy Geer (fl. 1874–1928), American MLB player
• Billy Gene Pemelton (born 1941) American pole vaulter
• Billy Gent (1879–1957), Australian VFL player
• Billy George (disambiguation), several people
• Billy Gernon (born 1966/1967), American college baseball coach
• Billy Gerrish (1884–1916), English professional footballer
• Billy Gibbons (born 1949), American rock musician; member of rock band ZZ Top
• Billy Gibson (disambiguation), several people
• Billy Gierhart, American television director and steadicam operator
• Billy Gilbert (disambiguation), several people
• Billy Giles (1957–1998), Northern Irish politician and convicted murderer
• Billy Gill (1876–1930), Australian VFL player
• Billy Gillespie (1891–1981), Irish footballer
• Billy Gillies (born 1989/1990), Northern Irish disc jockey and trance music producer
• Billy Gilligan (1876–1914), Scottish footballer
• Billy Gilliland (born 1957), Scottish badminton player
• Billy Gillispie (born 1959), American college basketball coach
• Billy Gilman (born 1988), American country singer
• Billy Gilmore (?–1978), American musician
• Billy Gilmour (born 2001), Scottish professional footballer
• Billy Gilmour (ice hockey) (1885–1959), Canadian NHL player
• Billy Ging (1872–1950), American MLB pitcher
• Billy Gladdon (1880–1961), English cricketer and footballer
• Billy Glading, American MLL player
• Billy Gladstone (1893–1961), Romanian-born American drummer, percussionist, inventor, and drum builder- and teacher
• Billy Glason (1893–1985), American vaudeville entertainer, songwriter, and comedian
• Billy Glaze (1943–2015), American convicted serial killer
• Billy Gleason (1894–1957), American MLB player
• Billy Glenn (1877–1953), New Zealand rugby union player
• Billy Glide (1970–2014), American pornographic actor
• Billy Glover (1896–1962), English footballer
• Billy Godleman (born 1989), English cricketer
• Billy Godwin (born 1964), American college baseball coach and pitcher
• Billy Goeckel (1871–1922), American MLB player
• Billy Goelz (1918–2002), American professional wrestler, booker, and trainer
• Billy Goffin (1920–1987), English professional footballer
• Billy Goh, Singaporean politician
• Billy Gohl (1873–1927), German-American murderer and suspected serial killer
• Billy Goldberg (born 1966), American emergency medicine physician and assistant professor- and director
• Billy Golden (1858–1926), American comedian, singer, actor, and vaudevillian
• Billy Goldenberg (1936–2020), American composer and songwriter
• Billy Golfus, American disability rights activist
• Billy Gonsalves (1908–1977), American soccer player
• Billy Gonzales (born 1971), American football coach and player
• Billy Good (1812–1848), English professional cricketer
• Billy Gooden (1923–1998), Canadian NHL player
• Billy Goodhew (1828–1897), English professional cricketer
• Billy Goodman (1926–1984), American MLB player
• Billy Goodwin (1892–1951), English footballer
• Billy Goodwin (musician), American member of contemporary Christian music group NewSong
• Billy Gordon (1972/1973–2022), Indigenous Australian politician
• Billy Gore (1919–2010), Welsh rugby union- and professional rugby league footballer
• Billy Gould (born 1963), American musician and producer
• Billy Gould (comedian) (1869–1950), American comedian and minstrel show performer
• Billy Goundry (1934–2012), English professional footballer
• Billy Gowers (born 1996), Australian VFL player and AFL player
• Billy Grabarkewitz (born 1946), American MLB player
• Billy Grace (1876–1938), Australian VFL player
• Billy Graham (disambiguation), several people
• Billy Gram (born 1970), American musician, screenwriter, actor, professional wrestler manager, color commentator, and political activist
• Billy Grammer (1925–2011), American country singer and guitar player
• Billy Granville (born 1974), American NFL player
• Billy Grassam (1878–1943), Scottish footballer
• Billy Graulich (1868–1948), American MLB player
• Billy Gray (disambiguation), several people
• Billy Graziadei (born 1969), American musician; member of hardcore band Biohazard
• Billy Green (disambiguation), several people
• Billy Greene (born 1990), Canadian football player
• Billy Greenhorn (1937–1995), American poet
• Billy Greer (born 1952), American musician; past member of rock band Kansas
• Billy Greer (footballer) (1872–1937), English footballer
• Billy Greulich (born 1991), English footballer
• Billy Griffin (born 1950), American singer and songwriter
• Billy Griffith (1914–1993), English cricketer and cricket administrator
• Billy Griffith (footballer) (1880–1949), Australian VFL player
• Billy Griffiths (disambiguation), several people
• Billy Griggs (born 1968), American professional BMX racer
• Billy Griggs (American football) (born 1962), American NFL player
• Billy Grimes (1927–2005), American NFL player
• Billy Grimshaw (1892–1968), English footballer
• Billy Guest (1914–1994), English professional footballer
• Billy Gumbert (1865–1946), American MLB pitcher
• Billy Gunn (born 1963), American professional wrestler and coach
• Billy Gussak (1920–1994), American jazz- and recording session drummer
• Billy Gustafsson (1948–2018), Swedish politician
• Billy Guy (1936–2002), American singer; member of rhythm and blues/rock and roll vocal group The Coasters
• Billy Guyton (1990–2023), New Zealand rugby union player
• Billy Haddleton (1926–1990), Canadian football player
• Billy Hagan (disambiguation), several people
• Billy Hague (1885–1969), Canadian ice hockey player
• Billy Hahn (1953–2023), American basketball coach
• Billy Hails (1935–2017), English professional footballer
• Billy Hainey (born 1939), Scottish professional footballer
• Billy Hales (1920–1984), English footballer
• Billy Hall (disambiguation), several people
• Billy Halliday (1906–1989), Scottish professional association footballer
• Billy Halligan (1886–1950), Irish professional association footballer
• Billy Halop (1920–1976), American actor
• Billy Halsall (1897–1968), English footballer
• Billy Hamill (born 1970), American international motorcycle speedway rider
• Billy Hamilton (disambiguation), several people
• Billy Hammond (1887–1919), Australian VFL player
• Billy Hampson (1884–1966), English footballer and manager
• Billy Hancock (1946–2018), American singer, guitarist, bassist, and multi-instrumental recording artist
• Billy Hanna (c. 1929–1975), Northern Irish soldier
• Billy Hanning Jr. (born 1985), American Paralympic sledge hockey player
• Billy Hardee (1954–2011), American NFL-, CFL-, and USFL player
• Billy Hardin (born 1942), American track and field athlete
• Billy Hardwick (1941–2013), American ten-pin bowler
• Billy Hardy (disambiguation), several people
• Billy Harker (1910–1973), English professional association footballer
• Billy Harmon (born 1994), New Zealand rugby union player
• Billy Harper (born 1943), American jazz saxophonist
• Billy Harper (footballer, born 1877) (1877–1947), English footballer
• Billy Harper (footballer, born 1897) (1897–1982), English professional footballer
• Billy Harrell (1928–2014), American MLB player
• Billy Harris (disambiguation), several people
• Billy Harrison (disambiguation), several people
• Billy Hart (born 1940), American jazz drummer and educator
• Billy Hart (baseball) (1866–1944), American MLB pitcher
• Billy Hartill (1905–1980), English professional footballer
• Billy Hartman (born 1957), Scottish actor
• Billy Hartung (disambiguation), several people
• Billy Harvey (1892–1917), Australian VFL player
• Billy Harvey (politician) (1932–2006), American politician
• Billy Hassett (1921–1992), American NBL and NBA player
• Billy Hatcher (born 1960), American MLB player and coach
• Billy Haughton (1923–1986), American harness driver and trainer
• Billy Hawks (born 1941), American R&B and jazz organist
• Billy Haydock (born 1936), English footballer
• Billy Hayes (disambiguation), several people
• Billy Haywood (1899–1977), English footballer
• Billy Heames (1869–1939), English footballer
• Billy Heath (1869–after 1895), English footballer
• Billy Hector (born 1956), American blues guitarist and singer-songwriter
• Billy Hedderman, Irish Army officer
• Billy Henderson (disambiguation), several people
• Billy Hendry (1869–1901), Scottish footballer
• Billy Hennebery (1888–1965), Irish hurler
• Billy Hennessy (born 1997), Irish hurler
• Billy Henry (1884–after 1960), Scottish professional footballer
• Billy Herbert (1888–1928), English footballer
• Billy Herman (1909–1992), American MLB player and manager
• Billy Herod, American football coach
• Billy Herrington (1969–2018), American model and pornographic film actor
• Billy Hewes (born 1961), American politician
• Billy Hiatt (born 1947), English boxer
• Billy Hibbert (1884–1949), English professional footballer
• Billy Hick (1903–1972), English footballer
• Billy Hickling, English footballer
• Billy Hickman (born 1952), American politician
• Billy Hickman (American football) (born c. 1983), American college football coach
• Billy Hicks (1927–2016), American moving target shooter
• Billy Higgins (disambiguation), several people
• Billy Hilfiger, American past member of rock band Brain Surgeons
• Billy Hill (disambiguation), several people
• Billy Hillenbrand (1922–1994), American AAFC player
• Billy Hind (1885–1963), English professional footballer
• Billy Hinsche (1951–2021), American musician
• Billy Hinton (1882–1953), Irish international rugby union player
• Billy Hitchcock (1916–2006), American MLB player, coach, manager, and scout
• Billy Hix (1929–1974), American NFL player
• Billy Hodgson (1935–2022), Scottish footballer
• Billy Hoeft (1932–2010), American MLB pitcher
• Billy Hoffman (singer), American country singer and songwriter
• Billy Hogan (1933–1994), American singer and songwriter
• Billy Hogg (1879–1937), English footballer
• Billy Hogg (Scottish footballer), Scottish association footballer
• Billy Holder (?–1941), English rugby union- and professional rugby league footballer
• Billy Holding (1907–1986), English professional rugby league footballer
• Billy Hole (1897–1983), Welsh footballer
• Billy Hole (speedway rider) (1919–1986), British motorcycle speedway rider
• Billy Holland (born 1985), Irish rugby union player
• Billy Holland (baseball) (fl. 1874–1909), American Negro leagues player
• Billy Holm (1912–1977), American MLB player
• Billy Holmes (disambiguation), several people
• Billy Holowesko (born 1965), Bahamian sailor
• Billy Hong (1904–1983), Australian professional rugby league footballer
• Billy Hood (1873–1947), English footballer
• Billy Hooper (1931–1981), Canadian football player
• Billy Hopkins, American partner of film producer, director, and screenwriter Lee Daniels
• Billy Horn (born 1938), Scottish professional footballer
• Billy Horne (1916–1969), American Negro league player
• Billy Horner (born 1942), English footballer and manager
• Billy Horschel (born 1986), American professional golfer
• Billy Hough (disambiguation), several people
• Billy Houghton (born 1939), English professional footballer
• Billy Houliston (1921–1999), Scottish footballer
• Billy House (1889–1961), American actor, vaudevillian, and Broadway performer
• Billy Howard (comedian), English comedian and impressionist
• Billy Howard (gridiron football) (1950–2005), American NFL- and CFL player
• Billy Howat, Scottish curler
• Billy Howden (1879–1937), Scottish footballer
• Billy Howells (born 1943), English professional footballer
• Billy Howerdel (born 1970), American musician; member of rock band A Perfect Circle
• Billy Howle (born 1989), English actor
• Billy Howton (born 1930), American NFL player
• Billy Hudson (1938–2022), American politician
• Billy Hufsey (born 1958), American actor and singer
• Billy Hughes (disambiguation), several people
• Billy Hulen (1870–1947), American MLB player
• Billy Hull (1912–?), Northern Irish politician
• Billy Hullin (1942–2012), Welsh international rugby union player
• Billy Hume (1935–1990), Scottish professional footballer
• Billy Humphreys (1884–?), English footballer
• Billy Humphries (born 1936), Northern Irish footballer
• Billy Hunt (footballer) (born 1934), English professional footballer
• Billy Hunter (disambiguation), several people
• Billy Hurley (disambiguation), several people
• Billy Hutchinson (disambiguation), several people
• Billy Ibadulla (1935–2024), Pakistani-New Zealander cricketer, cricket coach, and umpire
• Billy Idol (born 1955), English punk singer, songwriter, musician, and actor
• Billy Incardona (born 1943), American professional pool player
• Billy Ingham (1952–2009), English professional footballer
• Billy Ingram (1865–1947), English footballer
• Billy Ions (born 1994), English professional footballer
• Billy Ireland (1880–1935), American cartoonist
• Billy Irwin (disambiguation), several people
• Billy Iuso (born 1969), American guitarist, singer, and songwriter
• Billy Ivison (1920–2000), English professional association football- and rugby league footballer
• Billy J. Creech (born 1943), American politician
• Billy J. Kramer (born 1943), English pop singer
• Billy Jack (disambiguation), several people
• Billy Jackson (disambiguation), several people
• Billy Jacobsen, American 2017 Pickleball Hall of Fame inductee
• Billy Jacobson (born 1980), South African jockey
• Billy Jacques (1871–1957), English rugby union and professional rugby league footballer
• Billy Jaffe (born 1969), American on-air ice hockey analyst
• Billy Jagar (1870–1930), Australian Aboriginal elder
• Billy James (disambiguation), several people
• Billy Jamieson (1954–2011), Canadian treasure- and antique dealer and reality TV star
• Billy Janniro (born 1980), American motorcycle speedway rider
• Billy Jarman (1887–1916), English professional rugby league footballer
• Billy Jay Stein (born 1970), American pianist, keyboardist, composer, music director, record producer, electronic music designer, and mixing engineer
• Billy-Jean Ale (born 1991), New Zealand rugby league footballer
• Billy Jeavons (1912–1992), English professional footballer
• Billy Jefferson (1918–1974), American NFL player and coach
• Billy Jeffrey (born 1956), Scottish footballer
• Billy Jenkins (disambiguation), several people
• Billy Jennings (born 1952), English footballer
• Billy Jennings (Welsh footballer) (1893–1968), Welsh footballer
• Billy Jensen, American investigative journalist, author, producer, and podcaster
• Billy Jernigan (1923–1997), American wrestler
• Billy Jervis (born 1942), English professional footballer
• Billy Joe (disambiguation), several people
• Billy Joel (born 1949), American singer, songwriter, and pianist
• Billy Johnson (disambiguation), several people
• Billy Johnston (disambiguation), several people
• Billy Johnstone (born 1959), Australian rugby league footballer
• Billy Joiner (1938–2019), American professional boxer
• Billy Jo Lara, American defendant in the United States v. Lara case
• Billy Jo Robidoux (born 1964), American MLB player
• Billy Jonas, American singer-songwriter, percussionist, multi-instrumentalist, and recording artist
• Billy Jones (disambiguation), several people
• Billy Jordan, Irish association footballer
• Billy Joy (1863–1947), English footballer
• Billy Joya, Honduran military officer
• Billy Joyce (1949–2025), Irish Gaelic football player and manager
• Billy Jurges (1908–1997), American MLB player, manager, coach, and scout
• Billy K. Solomon (born 1944), American Quartermaster officer
• Billy Kahora, Kenyan writer and editor
• Billy Kametz (1987–2022), American voice- and stage actor
• Billy Kan (born 1951/1952), Hong Kong billionaire and businessman
• Billy Kann (born 1962), American professional stock car racing driver
• Billy Karren, American musician; past member of punk rock band Bikini Kill
• Billy Kaunda, Malawian musician and politician
• Billy Kay (disambiguation), several people
• Billy Keane, Irish hurler
• Billy Kearns (1923–1992), American actor
• Billy Keast (born 1996), English professional rugby union player
• Billy Kee (born 1990), English-born Northern Irish footballer
• Billy Keith (born 1934), American politician
• Billy Kelleher (born 1968), Irish politician
• Billy Keller (born 1947), American NBA player
• Billy Kellock (1889–1958), English footballer and manager
• Billy Kellock (footballer, born 1954) (1954–2024), Scottish footballer
• Billy Kelly (disambiguation), several people
• Billy Kelsey (1881–1968), American MLB player
• Billy Kenneally (1925–2009), Irish politician
• Billy Kennedy (disambiguation), several people
• Billy Kenny (disambiguation), several people
• Billy Kenoi (1968–2021), American politician
• Billy Keraf (born 1997), Indonesian professional footballer
• Billy Kerr (1945–2012), Irish cyclist
• Billy Kersands (c. 1842–1915), African-American comedian and dancer
• Billy Kershaw, English professional rugby league footballer
• Billy Ketkeophomphone (born 1990), French-born Laos professional footballer
• Billy Kettle (1898–1980), English professional footballer
• Billy Key (1895–1986), British Indian Army officer
• Billy Keys (born 1977), American SPB and NBA player and coach
• Billy Kibblewhite (1909–1951), Canadian long-distance runner
• Billy Kidd (born 1943), American ski racer
• Billy Kidd (American football) (born 1959), American NFL player
• Billy Kidd (footballer) (1908–1978), English footballer
• Billy Kidman (born 1974), American professional wrestler
• Billy Kiernan (1925–2006), English footballer
• Billy Kilmer (born 1939), American NFL player
• Billy Kilson (born 1962), American jazz drummer
• Billy Kim (born 1934), South Korean Christian evangelist and humanitarian
• Billy Kimball (born 1959), American writer and producer
• Billy Kinard (1933–2018), American NFL- and AFL player and coach
• Billy King (disambiguation), several people
• Billy Kingdon (1907–1977), English footballer
• Billy Kinloch (1874–1931), American MLB player
• Billy Kinsley (born 1946), English musician; member of Liverpool Express and The Merseybeats
• Billy Kirk (1909–1997), English professional rugby league footballer
• Billy Kirkman (born 2004), English professional footballer
• Billy Kirkwood (born 1958), Scottish coach and footballer
• Billy Kirsch, American songwriter and consultant
• Billy Kirsopp (1892–1978), English professional footballer
• Billy Kirton (1895–1970), English footballer
• Billy Kitchin (1882–1960), English professional rugby league footballer
• Billy Klapper (1937–2024), American spur and bit maker
• Billy Klaus (1928–2006), American MLB player
• Billy Klippert, Canadian rock singer-songwriter
• Billy Klusman (1865–1907), American MLB player
• Billy Klüver (1927–2004), American electrical engineer
• Billy Knight (born 1952), American ABA and NBA player and executive
• Billy Knight (basketball, born 1979) (1979–2018), American professional basketball player
• Billy Knight (criminal) (1943–1978), Canadian criminal
• Billy Knight (tennis) (born 1935), English tennis player
• Billy Knipper (1882–1968), American racing driver
• Billy Knott (born 1992), English footballer
• Billy Koch (born 1974), American MLB relief pitcher
• Billy Koen (born 1938), American professor emeritus of mechanical engineering
• Billy Konchellah (born 1961), Kenyan Olympic runner
• Billy Konstantinidis (born 1986), Greek-Australian footballer
• Billy Kopsch, French-born Australian professional wrestler
• Billy Koumetio (born 2002), French professional footballer
• Billy Kountz (1867–1899), American businessman, football player, manager, and humorist
• Billy Kratzert (born 1952), American professional golfer and sportscaster
• Billy Kristian, New Zealand past member of rock group Ray Columbus & the Invaders
• Billy Kyle (1914–1966), American jazz pianist
• Billy Lacken (1888–1916), Canadian ECAHL player
• Billy Laing (born 1951), Scottish professional footballer
• Billy Lambe (1877–1951), English footballer
• Billy La Min Aye (born 1995), Burmese singer-songwriter
• Billy Lamont (1936–2021), Scottish football player and manager
• Billy Lamont (speedway rider) (1908–1988), Australian motorcycle speedway rider
• Billy Lane (born 1970), American builder of custom motorcycles
• Billy Lane (angler) (1922–1980), English angler and author
• Billy Lane (footballer) (1904–1985), English footballer
• Billy Lane Lauffer (1945–1966), United States Army soldier during the Vietnam War
• Billy Lang (1883–1944), American lyricist and music publisher
• Billy Lange (born 1972), American college basketball coach
• Billy Langham (1876–1927), English footballer
• Billy Lansdowne (born 1959), English professional footballer
• Billy Latsko (born 1984), American NFL player
• Billy Lau (born 1954), Hong Kong film actor
• Billy Lauder (1874–1933), American MLB player and coach
• Billy Laughlin (1932–1948), American child actor
• Billy Laval (1885–1957), American minor league baseball player, baseball manager, and college baseball, football, and basketball coach
• Billy Law (1882–?), English professional footballer
• Billy Lawless (1950–2024), Irish politician and businessman
• Billy Lawrence, American R&B/soul singer-songwriter, record producer, and arranger
• Billy Layton (1882–1946), English footballer
• Billy Leahy (1911–1978), Australian VFL player
• Billy Lee (disambiguation), several people
• Billy Leech (1875–1934), English footballer
• Billy Leeds (1880–1955), Australian VFL player
• Billy Leese (born 1961), English footballer
• Billy Lefear (born 1950), American NFL player
• Billy Legg (1948–2022), English professional footballer
• Billy Leighton (1914–1981), English footballer
• Billy Leisaw (1875–1941), American racing driver
• Billy Leitch (1895–1963), Irish footballer
• Billy Lenoir (1942–2007), American tennis player
• Billy Leonard (born 1955), Irish politician
• Billy Leslie (born 1987), American professional racing driver
• Billy Levy, American entrepreneur
• Billy Lewis (disambiguation), several people
• Billy Liar (band), Scottish acoustic punk/folk band and solo singer
• Billy Libbis (1903–1986), Australian VFL player
• Billy Liddell (1922–2001), Scottish footballer
• Billy Light (1913–1979), English footballer
• Billy Linacre (1924–2010), English professional footballer
• Billy Lindsay (1872–1933), English professional footballer
• Billy Linward (1877–1940), English footballer
• Billy Little (born 1940), Scottish professional footballer and manager
• Billy Little (1900s rugby league) (c. 1880–1965), English professional rugby league footballer
• Billy Little (rugby league, born 1911) (1911–2004), English professional rugby league footballer
• Billy Livsey, American songwriter, keyboardist, and producer
• Billy Lobjoit (born 1993), English professional footballer
• Billy Loes (1929–2010), American MLB pitcher
• Billy Lomas (1885–1976), English footballer
• Billy Long (born 1955), American politician, realtor, and auctioneer
• Billy Longden (1866–1924), English footballer
• Billy Longer (born 1993), Australian AFL player
• Billy Lothridge (1942–1996), American NFL player
• Billy Lott (1934–1995), American NFL and AFL player
• Billy Loughnane (born 2006), Irish jockey
• Billy Lucas (1918–1998), Welsh international footballer
• Billy Luke (1890–1992), English professional footballer
• Billy Lumley (born 1989), English footballer
• Billy Lunn (disambiguation), several people
• Billy Lush (born 1981), American actor
• Billy Lush (baseball) (1873–1951), American MLB player and college athletics coach and administrator
• Billy Lustig (?–1913), American gang leader and labor racketeer
• Billy Luther, Native American independent film writer, producer, and director
• Billy Lyall (1953–1989), Scottish musician
• Billy Lyell (born 1984), American professional boxer
• Billy Lynch (disambiguation), several people
• Billy Lynn (1947–2014), English professional footballer
• Billy Lyon (born 1973), American NFL player
• Billy Lyon (footballer) (1878–1915), Scottish footballer
• Billy Lyons (?–1895), American murder victim
• Billy M. Minter (1926–2005), American Air Force general
• Billy MacDermott (born 1981), Argentine cricketer
• Billy MacDonald (disambiguation), several people
• Billy MacKay (born 1960), Scottish professional footballer
• Billy MacKay (cricketer) (1891–1962), English cricketer
• Billy Mackel (1912–1986), American jazz guitarist
• Billy MacKenzie (1957–1997), Scottish singer and songwriter
• Billy MacKenzie (motorcyclist) (born 1984), Scottish professional motocross racer
• Billy Mackesy (1880–1956), Irish dual player of Gaelic games, hurler, and footballer
• Billy MacKinnon (1852–1942), Scottish footballer
• Billy MacLellan (born 1974), Canadian actor
• Billy MacLeod (1942–2018), American MLB relief pitcher
• Billy Macqueen, English founder of television company Darrall Macqueen
• Billy Madden (1852–1918), American boxer, pugilistic trainer, manager, playwright, author, journalist, and producer of sporting events
• Billy Madin, English footballer
• Billy Magnussen (born 1985), American actor
• Billy Magoulias (born 1997), Australian-born Greek international rugby league footballer
• Billy Mahan (1930–2002), American film actor
• Billy Maharg (1881–1953), American professional boxer and MLB player
• Billy Maher, English radio presenter and musician
• Billy Mail, Scottish actor
• Billy Mainwaring (1941–2019), Welsh international rugby union player
• Billy Majors (1938–1965), American AFL player
• Billy Maloney (1878–1960), American MLB player
• Billy Malpass (1867–1939), English footballer
• Billy Mamaril (born 1980), Filipino-American PBA player
• Billy Mandindi (1967–2005), South African activist-artist
• Billy Mann (born 1968), American record producer and songwriter
• Billy Mann (rugby union) (1908–1965), Australian international rugby union player
• Billy Mansfield (born 1956), American serial killer, child molester, and sex offender
• Billy Manuel (born 1969), English professional footballer
• Billy March (1925–1974), English footballer
• Billy Marek (born c. 1954), American college football player
• Billy Marsden (1901–1983), English international footballer
• Billy Marsh (1917–1995), British theatrical agent
• Billy Marshall (disambiguation), several people
• Billy Martin (disambiguation), several people
• Billy Martindale (born 1938), American professional golfer
• Billy Masetlha (1954–2023), South African intelligence officer
• Billy Mason (1889–1941), American vaudeville performer and film comedian
• Billy Masters (disambiguation), several people
• Billy Mataitai (born 1983), French Polynesian footballer
• Billy Matthews (disambiguation), several people
• Billy Mauch (1921–2006), American actor
• Billy Mavreas (born 1968), Canadian cartoonist and artist
• Billy Maxted (1917–2001), American jazz pianist
• Billy Maxwell (1929–2021), American professional golfer
• Billy May (1916–2004), American composer, arranger, and trumpeter
• Billy Mayerl (1902–1959), English pianist and composer
• Billy Mayfair (born 1966), American professional golfer
• Billy May (footballer) (1865–1936), English footballer
• Billy Mays (disambiguation), several people
• Billy McAdams (1934–2002), Northern Irish footballer
• Billy McAllister (1907–1984), Australian professional boxer
• Billy McAllister (footballer) (c. 1900–after 1932), Scottish professional footballer
• Billy McAvoy (born c. 1949), Northern Irish footballer
• Billy McBean (1889–1976), Australian VFL player
• Billy McBryde (born 1996), Welsh rugby union player
• Billy McCaffrey (born 1971), American NBL player and coach
• Billy McCandless (1893–1955), Irish international footballer and manager
• Billy McCann (1919–2002), American college basketball coach
• Billy McCarter (1888–1941), Australian VFL player
• Billy McCarthy, Irish hurler
• Billy McCarthy (boxer) (1854–1931), English-born Australian professional boxer
• Billy McCartney (born 1947), Scottish footballer
• Billy McCaughey (c. 1950–2006), Northern Irish politician and convicted murderer
• Billy McClain (1866–1950), African-American acrobat, comedian, and actor
• Billy McClure (born 1958), English-born New Zealand footballer
• Billy McColl (disambiguation), several people
• Billy McComb (1922–2006), Northern Irish-born American magician and comedian
• Billy McCombe (1949–2025), Irish international rugby union player
• Billy McConnachie (born 1990), Scotland international rugby league footballer
• Billy McConnell (disambiguation), several people
• Billy McCool (1944–2014), American MLB pitcher
• Billy McCormack (Louisiana pastor) (1928–2012), American Southern Baptist clergyman
• Billy McCrary (1946–1979), American professional wrestler
• Billy McCray (1927–2012), American politician
• Billy McCulloch (1922–1961), Scottish footballer
• Billy McCullough (born 1935), Northern Irish footballer
• Billy McDevitt (1898–1966), Northern Irish footballer
• Billy McEwan (disambiguation), several people
• Billy McFarland (born 1991), American businessman, entrepreneur, and financial criminal
• Billy McFarland (loyalist), Northern Irish politician
• Billy McGee (footballer) (1878–1939), Australian VFL player
• Billy McGhie (disambiguation), several people
• Billy McGimsie (1880–1968), Canadian ice hockey player
• Billy McGinley (born 1954), Scottish professional footballer
• Billy McGinty (disambiguation), several people
• Billy McGlen (1921–1999), English professional footballer
• Billy McGlory (1850s–1920s), American saloon keeper and underworld figure
• Billy McGregor (1876–1919), Australian VFL player
• Billy McGuinness, Irish member of rock band Aslan
• Billy McIntosh (1919–1990), Scottish footballer
• Billy McIsaac (born 1949), Scottish musician
• Billy Mckay (born 1988), English-born Northern Irish professional footballer
• Billy McKeag (born 1945), Northern Irish professional footballer
• Billy McKee (1921–2019), Irish politician
• Billy McKinlay (born 1969), Scottish football manager and professional footballer
• Billy McKinlay (footballer) (1904–1976), Scottish professional footballer
• Billy McKinney (disambiguation), several people
• Billy McLaren (born 1948), Scottish association footballer and manager
• Billy McLauchlan (1950–1972), Scottish footballer
• Billy McLaughlin, American new age acoustic guitarist, composer, and producer
• Billy McLean (disambiguation), several people
• Billy McLeod, (1887–1959), English footballer
• Billy McMahon (athlete) (1910–1991), American long-distance runner
• Billy McMillan (disambiguation), several people
• Billy McMullen (born 1980), American NFL player
• Billy McNamara, Australian professional rugby league footballer
• Billy McNeill (1940–2019), Scottish footballer and manager
• Billy McNeill (ice hockey) (1936–2007), Canadian NHL player
• Billy McNulty (born 1949), Scottish footballer
• Billy McOwen (1871–1950), English footballer
• Billy McPate (born 1951), Scottish cricketer and umpire
• Billy McPhail (1928–2003), Scottish footballer
• Billy McQuiston, Northern Irish politician and criminal
• Billy McShepard (born 1987), American professional basketball player
• Billy Mead (born 1999), English cricketer
• Billy Meehan, American politician
• Billy Meeske (1891–1970), Australian professional wrestler
• Billy Mehmet (born 1984), English professional footballer
• Billy Meier (born 1937), Swiss author and founder of a UFO religion
• Billy Mellors (born 1975), Scottish international indoor- and lawn bowler
• Billy Melvin (born 1977), Scottish footballer
• Billy Merasty (born 1960), Aboriginal Canadian actor and writer
• Billy Mercer (disambiguation), several people
• Billy Meredith (1874–1958), Welsh professional footballer
• Billy Merrell (born 1982), American author and poet
• Billy Merson (1879–1947), English music hall performer, comedian, and songwriter
• Billy Meyer (1893–1957), American MLB player and manager
• Billy Middleton (1893–?), English professional footballer
• Billy Midwinter (1851–1890), English-born Australian cricketer
• Billy Milano (born 1964), American heavy metal- and hardcore punk musician
• William Millar (disambiguation), several people
• Billy Millard (born 1970), Australian rugby union coach and current rugby director
• Billy Miller (disambiguation), several people
• William Milligan (disambiguation), several people
• Billy Mills (disambiguation), several people
• Billy Milne (1895–1975), Scottish footballer
• Billy Milne (footballer, born 1873) (1873–1951), English footballer and cricketer
• Billy Milner (born 1972), American NFL player
• Billy Milton (1905–1989), English stage, film, and television actor
• Billy Mims, American basketball coach
• Billy Minardi (died 2001), American killed in the 9/11 attacks
• Billy Minick (born 1939), American professional rodeo cowboy and stock contractor
• Billy Minor (born 1970), American NFL and AFL player
• Billy Minsky (1887–1932), American burlesque presenter
• Billy Minter (1888–1940), English footballer, trainer, manager, and assistant secretary
• Billy Miske (1894–1924), American professional boxer
• Billy Mitchell (disambiguation), several people
• Billy Mize (1929–2017), American country singer-songwriter, steel guitarist, band leader, and TV show host
• Billy Modise (1930–2018), South African activist and diplomat
• Billy Moeller (born 1949), Australian boxer
• Billy Moffatt (1897–1952), Scottish professional footballer
• Billy Mohl (born 1984), American college baseball coach
• Billy Mohler, American producer, songwriter, and multi-instrumentalist
• Billy Moloughney (born 1932), Irish hurler
• Billy Molyneux (born 1944), English footballer
• Billy Monagle (1876–1941), Australian VFL player
• Billy Monger (born 1999), English racing driver
• Billy Monk (?–1982), South African man known for his photographs of a Cape Town nightclub
• Billy Montana (born 1959), American country singer-songwriter
• Billy Montgomery (1937–2025), American educator and politician
• Billy Moon (1868–1943), English association footballer
• Billy Moore (disambiguation), several people
• Billy Moores (born 1948), Canadian ice hockey executive, scout, and NHL assistant coach
• Billy Moran (1933–2021), American MLB player
• Billy More (1965–2005), Italian drag queen and music artist
• Billy Morgan (disambiguation), several people
• Billy Morin (born 1987/1988), Canadian Cree First Nations leader
• Billy Morris (disambiguation), several people
• Billy Morrison (disambiguation), several people
• Billy Morrissette, American Billy Morrissette; husband of Maura Tierney from 1993 to 2006
• Billy Mosforth (1858–1929), English footballer
• Billy Moss, alternate name of W. Stanley Moss (1921–1965), Japanese-born British soldier, writer, and traveller
• Billy Mothle (born 1956), South African judge
• Billy Mould (1919–1999), English footballer
• Billy Moxham (1886–1959), Australian VFL player
• Billy Muffett (1930–2008), American MLB pitcher and coach
• Billy Muir (born 1934), Scottish footballer
• Billy Mullen (1896–1971), American MLB player
• Billy Mundi (1942–2014), American drummer
• Billy Munn (1911–2000), Scottish jazz pianist and arranger
• Billy Munro (disambiguation), several people
• Billy Murcia (1951–1972), American drummer
• Billy Murdoch (1854–1911), Australian cricketer
• Billy Murdoch (footballer) (born 1949), Scottish professional footballer
• Billy Mure (1915–2013), American guitarist and songwriter
• Billy Murphy (disambiguation), several people
• Billy Murray (disambiguation), several people
• Billy Mutale (born 1993), Zambian footballer
• Billy Mwaningange (born 1945), Namibian politician
• Billy Mwanza (born 1983), Zambian footballer
• Billy Myers (1910–1995), American MLB player
• Billy Myers (Canadian football) (1923–2019), Canadian CFL player
• Billy Myers (Gaelic footballer) (1916–1963), Irish sportsperson
• Billy Myles (1924–2005), American R&B singer and songwriter
• Billy Nair (1929–2008), South African politician, trade unionist, and anti-apartheid activist
• Billy Name (1940–2016), American photographer, filmmaker, lighting designer, and archivist
• Billy Napier (born 1979), American football coach
• Billy Nash (1865–1929), American MLB player
• Billy Nasty, British techno- and electro DJ and artist
• Billy Naylor (1916–2011), American child actor
• Billy Neale (1933–2001), English footballer
• Billy Neale (cricketer) (1904–1955), English professional cricketer
• Billy Nealon (born 1960), American professional tennis player
• Billy Neighbors (1940–2012), American AFL player
• Billy Neil (disambiguation), several people
• Billy Neill (1929–1997), Northern Irish footballer
• Billy Nelson (disambiguation), several people
• Billy Nesbitt (1891–1972), English professional footballer
• Billy Nevett (1906–1992), English flat racing jockey
• Billy Neville (footballer) (1935–2018), Irish footballer
• Billy Newham (1860–1944), English cricketer
• Billy Newing (1892–1970), Australian VFL player
• Billy Newman (1946–2022), Irish footballer
• Billy Newnes (born 1959), English jockey
• Billy Newsome (born 1948), American NFL player
• Billy Newton (1893–1973), English professional footballer
• Billy Newton-Davis (born 1951), American-Canadian R&B-, jazz-, and gospel singer and songwriter
• Billy Ng (born 1940), Malaysian badminton player
• Billy Ngawini (born 1981), Italian international rugby union footballer
• Billy Nicholas, American Negro league baseball pitcher
• Billy Nicholls (born 1949), English singer, songwriter, composer, record producer, and musical director
• Billy Nichols (born 1940), American guitarist and soul songwriter
• Billy Nicholson (disambiguation), several people
• Billy Nicks (1905–1999), American college football player and coach
• Billy Nicolle, New Zealand association footballer
• Billy Noke (born 1963), Australian professional rugby league footballer
• Billy Nolan (hurler) (born 1998), Irish hurler
• Billy Nolen, American government official
• Billy Nomates (born 1990), English musician and singer-songwriter
• Billy Nordström (born 1995), Swedish footballer
• Billy Nungesser (born 1959), American politician
• Billy Nunn (disambiguation), several people
• Billy Nuttall (1920–1963), English footballer
• Billy Oatman (1965–2023), American ten-pin bowler
• Billy Ocasio, Puerto Rican-American politician
• Billy Ocean (born 1950), Trinidadian-born English singer and songwriter
• Billy Odhiambo (born 1993), Kenyan rugby sevens player
• Billy Ogan (born 1966), Thai actor and singer
• Billy Ohlsson (born 1954), Swedish football player and manager
• Billy Olson (born 1958), American Olympic pole vaulter
• Billy Openshaw (1881–1945), English professional footballer
• Billy Orchard (1888–1965), Australian VFL player
• Billy Orr (disambiguation), several people
• Billy Osceola (1920–1974), Seminole minister and politician
• Billy Oskay, American violinist and record producer
• Billy Osmun (born 1943), American Dirt Modified racing driver
• Billy Oswald (1900–1969), Scottish footballer
• Billy Ott (1940–2015), American MLB player
• Billy Otterson (1862–1940), American MLB player
• Billy Ouattara (born 1992), Ghanaian-French professional basketball player
• Billy Owen (1872–1906), English footballer
• Billy Owens (born 1969), American NBA player
• Billy Owens (American football) (born 1965), American NFL player
• Billy Oxley (1899–1951), English footballer
• Billy Packer (1940–2023), American college basketball player, sportscaster, and author
• Billy Page, American musician, songwriter, and producer
• Billy Palmer (1887–1955), English professional footballer
• Billy Palmer (baseball) (1864–1933), English-born American MLB pitcher
• Billy Pang, Hong Kong Canadian politician
• Billy Papke (1886–1936), American boxer
• Billy Pappas (born 1984), American professional table football player and poker player
• Billy Pardon (1903–1969), Australian VFL player
• Billy Parish (born 1981), American environmental entrepreneur, author, and activist
• Billy Parker (disambiguation), several people
• Billy Parks (1948–2009), American NFL player
• Billy Payne (born 1947), American golf administrator
• Billy Payne (footballer) (1881–1967), Australian VFL player
• Billy Peach (born 1990), Canadian CFL player
• Billy Peake (1888–1960), English footballer
• Billy Pearce (born 1951), English performer, comedian, actor, and entertainer
• Billy Pearson (1920–2002), American thoroughbred horse racing jockey, quiz-show winner, art expert and dealer, and actor
• Billy Pearson (footballer) (1921–2009), Irish footballer
• Billy Pease (1899–1955), English international footballer
• Billy Peek (born 1940), American rock and roll- and blues guitarist, singer, songwriter, composer, and producer
• Billy Penrose (1925–1962), English jazz musician
• Billy Peplow (1885–after 1914), English professional footballer
• Billy Peterson, American bass player, songwriter, composer, session musician, and producer
• Billy Petrick (born 1984), American MLB pitcher
• Billy Petrolle (1905–1983), American professional boxer
• Billy Pharis (born 1981), Lebanese American basketball player
• Billy Phillips (soccer) (born 1956), American NASL and MISL player, and later coach
• Billy Phipps (1931–2011), American jazz baritone saxophonist and composer
• Billy Phillips (TV personality), British participant in Geordie Shore series 14
• Billy Picken (1956–2022), Australian VFL player
• Billy Pierce (1927–2015), American MLB starting pitcher
• Billy Pierce (choreographer) (1890–1933), African American choreographer, dancer, and dance studio owner
• Billy Pigg (1902–1968), English player of Northumbrian smallpipes
• Billy Pilkington (1894–1977), Irish soldier, candidate, and priest
• Billy Pincott (1875–1955), Australian VFL player
• Billy Pirie (1949–2025), Scottish footballer
• Billy Pittman (born 1984), American football player
• Billy Plunkett (1914–1960), Australian VFL player
• Billy Poe (born 1964), American NFL and AFL player
• Billy Pollard (born 2001), Australian rugby union player
• Billy Pollina (born 1961), American film- and television writer, producer, and director
• Billy Polston (1937–2001), American politician
• Billy Pontoni (born 1954), Colombian singer-songwriter and guitarist
• Billy Poole (1902–1964), English footballer
• Billy Porter (disambiguation), several people
• Billy Postlethwaite (born 1989), English actor
• Billy Poulson (1862–1937), English footballer
• Billy Powell (1952–2009), American musician
• Billy Powell (footballer) (1901–1981), English professional footballer
• Billy Power (disambiguation), several people
• Billy Poyntz (1894–1966), Welsh footballer
• Billy Pratt (disambiguation), several people
• Billy Prempeh, American candidate in the 2024 United States House of Representatives elections in New Jersey
• Billy Preston (1946–2006), American keyboardist, singer, and songwriter
• Billy Preston (basketball) (born 1997), American professional basketball player
• Billy Price (disambiguation), several people
• Billy Pricer (1934–1999), American NFL player
• Billy Pritchett (born 1951), American NFL player
• Billy Probert (1893–1948), English footballer
• Billy Proctor (born 1999), New Zealand professional rugby union player
• Billy Purcell (1961–2019), Irish hurler
• Billy Purtell (1886–1962), American MLB player
• Billy Purvis (disambiguation), several people
• Billy Pye (1930–2010), English footballer
• Billy Quarantillo (born 1988), American mixed martial artist
• Billy Queen, American undercover agent with the U.S. ATF, and author
• Billy Queen (baseball) (1928–2006), American MLB player
• Billy Quinn (disambiguation), several people
• Billy Quirk (1873–1926), American stage- and silent-film actor
• Billy Race (1896–1972), English footballer
• Billy Rackard (1930–2009), Irish hurler and Gaelic footballer
• Billy Radloff, South African international lawn bowler
• Billy Rae, Canadian international lawn bowls player
• Billy Rafferty (born 1950), Scottish footballer
• Billy Raffoul, Canadian rock singer-songwriter
• Billy Rafter (born 1929), American stock car driver
• Billy Raimondi (1912–2010), American professional baseball player
• Billy Rancher (1957–1986), American rock vocalist and songwriter
• Billy Ranieri, American restaurant founder
• Billy Rankin (disambiguation), several people
• Billy Rath, American past member of punk rock band The Heartbreakers
• Billy Rautenbach (born 1959), Zimbabwean businessman
• Billy Ray (disambiguation), several people
• Billy Rayner (1935–2006), Australian rugby league footballer
• Billy Reay (1918–2004), Canadian NHL player and coach
• Billy Redden (born 1956), American actor
• Billy Red Lyons (1932–2009), Canadian professional wrestler
• Billy Redman (1928–1994), English footballer
• Billy Redmayne (1991–2016), Manx soldier and motorcycle racer
• Billy Redmond (1853–1894), American MLB player
• Billy Reed (disambiguation), several people
• Billy Rees (1924–1996), Welsh professional footballer
• Billy Reeves (born 1965), English songwriter, musician, record producer, and broadcaster
• Billy Reeves (footballer) (born 1996), Welsh professional footballer
• Billy Reid (disambiguation), several people
• Billy Reil (1979–2024), American professional wrestler
• Billy Reina (born 1972), German professional footballer
• Billy Reynolds (disambiguation), several people
• Billy Rhiel (1900–1946), American MLB player
• Billy Rhines (1869–1922), American MLB pitcher
• Billy Rhodes (disambiguation), several people
• Billy Rice (1938–2008), Northern Irish-born Australian soccer player
• Billy Rich (born 1949), American electric bassist and blues musician
• Billy Richards (disambiguation), several people
• Billy Riebock (born c. 1984), American college football coach
• Billy Riggs, American author, city planner, entrepreneur, and professor of management
• Billy Riker, American member of progressive rock band 3
• Billy Riley (1896–1977), English professional wrestler
• Billy Ringrose (1871–1943), English cricketer
• Billy Ringrose (equestrian) (1930–2020), Irish equestrian
• Billy Ritchie (1936–2016), Scottish professional footballer
• Billy Ritchie (musician) (born 1944), Scottish keyboard player and composer
• Billy Roberts (disambiguation), several people
• Billy Robinson (disambiguation), several people
• Billy Robson (1907–1985), English footballer
• Billy Roche (born 1949), Irish playwright and actor
• Billy Rodaway (born 1954), English footballer and manager
• Billy Roe (born 1957), American racing driver
• Billy Rogell (1904–2003), American MLB player
• Billy Rogers (disambiguation), several people
• Billy Rohr (born 1945), American attorney and MLB starting pitcher
• Billy Ronson (1957–2015), English NASL- and MISL player
• Billy Rooks (1890–1972), English footballer
• Billy Root (disambiguation), several people
• Billy Rose (1899–1966), American impresario, theatrical showman, lyricist, and columnist; husband of Fanny Brice
• Billy Rose (curler) (1904–1987), Canadian curler
• Billy Rosen (1928–2019), American bridge player
• Billy Ross (1909–1969), Irish international rugby union player
• Billy Rowesome (born 1956), Irish sportsperson
• Billy Ruane, American music promoter
• Billy Rudd (born 1941), English footballer
• Billy Rudd (Australian footballer) (1894–1961), Australian VFL player
• Billy Ruge (c. 1866/1870–1955), American film actor
• Billy Russell (disambiguation), several people
• Billy Ryan (1887–1951), American college football player
• Billy Ryan (hurler) (born 1996), Irish hurler
• Billy Ryckman (born 1955), American NFL player
• Billy Rymer (born 1984), American musician
• Billy Sadler (born 1981), American MLB relief pitcher
• Billy Sage (1893–1968), English professional footballer
• Billy Sammeth (1951–2018), American talent manager, writer, and television producer- and personality
• Billy Sample (born 1955), American MLB player
• Billy Sanders (1955–1985), Australian international Speedway rider
• Billy Sandow (1884–1972), American professional wrestler and promoter
• Billy Sands (1911–1984), American character actor
• Billy Santoro (born 1975/1976), American gay pornographic film actor
• Billy Sarll (1899–1982), Australian VFL player
• Billy Sass-Davies (born 2000), Welsh professional footballer
• Billy Saunders (born 1937), Canadian WHL player
• Billy Savidan (1902–1991), New Zealand long distance runner
• Billy Sawilchik (born 1971), American musical artist; member of alternative rock band Lovehammers
• Billy Scannell (born 1999), Irish rugby union player
• Billy Scarratt (1878–1958), English footballer
• Billy Schaeffer (born 1951), American ABA player
• Billy Schmidt (1887–1975), Australian VFA and VFL player
• Billy Schrauth, American college football player
• Billy Schuler (born 1990), American professional soccer player
• Billy Schwer (born 1969), English professional boxer
• Billy Scott (disambiguation), several people
• Billy Seamon (1917–1992), American bridge player
• Billy Searle (born 1996), English rugby union player
• Billy Sela (born 2005), English rugby union player
• Billy Sellars (1907–1987), English professional footballer
• Billy Semple (born 1946), Scottish professional footballer
• Billy Serad (1863–1925), American MLB pitcher
• Billy Seymour (born 1999), Irish hurler
• Billy Shantz (1927–1993), American MLB player and manager
• Billy Sharp (born 1986), English professional footballer
• Billy Shaw (1938–2024), American AFL player
• Billy Shaw (Australian footballer) (1872–1938), Australian VFL player
• Billy Shearman, English footballer
• Billy Shearsby (born 1972), Australian track cyclist
• Billy Sheehan (born 1953), American bassist
• Billy Sheehan (Gaelic footballer) (born 1981), Irish Gaelic football manager and player
• Billy Sheehan (rugby union) (c. 1903–c. 1957), Australian rugby union player
• Billy Shepherd (disambiguation), several people
• Billy Shergold (1923–1968), Welsh professional footballer
• Billy Sheridan (disambiguation), several people
• Billy Sherrill (1936–2015), American record producer, songwriter, and arranger
• Billy Sherring (1877–1964), Canadian athlete
• Billy Sherrington (1890–1977), English football manager and businessman
• Billy Sherwood (born 1965), American multi-instrumentalist, songwriter, singer, record producer, and mixing engineer
• Billy Shields (born 1954), American NFL player
• Billy Shilton (born 1998), English Paralympic table tennis player
• Billy Shindle (1860–1936), American MLB player
• Billy Shipp (1929–2011), Canadian CFL player
• Billy Shipstad, American curler
• Billy Shotts, birth name of Lee Clayton (1942–2023), American songwriter and musician
• Billy Shreve (born 1967), American politician and realtor
• Billy Silto (1883–after 1919), English footballer
• Billy Silverman (born 1962), American professional wrestling referee
• Billy Simmonds (born 1980), Australian entrepreneur, martial artist, and veganism activist
• Billy Simmons (c. 1780–c. 1860), African-born American Jewish scholar and newspaper deliverer
• Billy Simons, American singer-songwriter
• Billy Simpson (disambiguation), several people
• Billy Sims (born 1955), American NFL player
• Billy Sinclair (born 1945), American convicted murderer
• Billy Sinclair (footballer), Scottish professional footballer
• Billy Sing (1886–1943), Australian soldier during World War I
• Billy Singh, Fijian football coach
• Billy Singleton (born 1968), American BBL player
• Billy Sipple (1941–c. 1989), American man known for intervening to prevent an assassination attempt against U.S. President Gerald R. Ford
• Billy Six (born 1986), German independent journalist, activist, author, and vlogger
• Billy Slade (1941–2019), Welsh cricketer
• Billy Slater (born 1983), Australian professional rugby league footballer
• Billy Slater (footballer) (1858–after 1883), English footballer
• Billy Slaughter (born 1980), American film- and television actor
• Billy (slave) (c. 1754–c. 1785), African-American slave accused of treason
• Billy Sleeth (born 1979), American soccer player
• Billy Smart (disambiguation), several people
• Billy Smiley (born 1957), American Christian music producer, songwriter, and musician
• Billy Smith (disambiguation), several people
• Billy Smyth (c. 1925–2005), Northern Irish footballer
• Billy Snaddon (born 1969), Scottish professional snooker player
• Billy Snedden (1926–1987), Australian politician
• Billy Snoddy, Northern Irish politician
• Billy Soose (1915–1998), American boxer
• Billy Sorrell (1940–2008), American MLB player
• Billy Sothern (1977–2022), American lawyer
• Billy Southworth (1893–1969), American MLB player
• Billy Southworth Jr. (1917–1945), American MLB player and World War II Army bomber pilot
• Billy Sowden (1930–2010), English professional footballer
• Billy Spanoulis (born 1982), Greek NBA player and coach
• Billy Spears (1877–1957), Australian VFL player
• Billy Spence (c. 1924–1980), Northern Irish politician
• Billy Spencer (1902–1969), English footballer
• Billy Sperrin (1922–2000), English footballer and coach
• Billy Spiller (1886–1970), Welsh rugby union player and cricketer
• Billy Spittle (1893–1979), English professional footballer
• Billy Spivey (born 1969), American politician
• Billy Sprague (born 1952), American Christian pop singer, songwriter, and producer
• Billy Spurdle (1926–2011), Guernsey-born English footballer
• Billy Squier (born 1950), American musician, singer, and songwriter
• Billy Stack (born 1948), English footballer
• Billy Stacy (1936–2019), American NFL player
• Billy Stage (1893–1957), English professional association footballer
• Billy Stagg (born 1957), English footballer
• Billy Stairmand (born 1989), New Zealand surfer
• Billy Stamps (1911–1980), American football player and coach
• Billy Standridge (1953–2014), American stock car racing driver
• Billy Stanlake (born 1994), Australian cricketer
• Billy Stanton (1904–1995), Irish hurler
• Billy Stark (born 1956), Scottish footballer and coach
• Billy Stark (footballer, born 1937) (born 1937), Scottish professional footballer
• Billy Stead (1877–1958), New Zealand rugby union player
• Billy Stedman (born 1999), English professional footballer
• Billy Steel (1923–1982), Scottish professional footballer
• Billy Steele (disambiguation), several people
• Billy Steinberg (born 1950), American songwriter, musician, and record producer
• Billy Stelling (born 1969), South African-born Dutch cricketer
• Billy Stephens (1918–2006), Australian VFL player
• Billy Steuart (1936–2022), South African swimmer
• Billy Stevens (born 1945), American NHL and AFL player
• Billy Stevens (Australian footballer) (1905–1987), Australian VFL player
• Billy Stewart (disambiguation), several people
• Billy Stiles (1871–1908), American outlaw in the Old West
• Billy Stockman Tjapaltjarri (c. 1927–2015), Anmatyerr Australian artist
• Billy Stokes, Australian professional rugby league footballer
• Billy Stone (disambiguation), several people
• Billy Stott (1913–1972), English professional rugby league footballer
• Billy Strachan (1921–1998), British communist, civil rights activist, and pilot
• Billy Strange (1930–2012), American singer, songwriter, musician, guitarist, and actor
• Billy Straus, American music producer and songwriter
• Billy Strayhorn (1915–1967), American jazz composer, pianist, lyricist, and arranger
• Billy Stretch (born 1996), Australian AFL player
• Billy Strings (born 1992), American guitarist, singer, songwriter, and bluegrass musician
• Billy Stritch (born 1962), American composer, arranger, vocalist, and jazz pianist
• Billy Strother (born 1982), American NFL player
• Billy Stuart (1900–1978), Canadian NHL player
• Billy Suede, Canadian professional wrestler
• Billy Sullivan (disambiguation), several people
• Billy Sunday (1862–1935), American evangelist and professional baseball player
• Billy Sutcliffe (1926–1998), English cricketer
• Billy Suter (1874–1946), American football- and baseball player, coach, referee, athletic director, and newspaper publisher
• Billy Swan (born 1942), American country singer-songwriter
• Billy Sweetzer (born 1958), Canadian professional soccer player
• Billy Sweezey (born 1996), American AHL and NHL player
• Billy Syahputra (born 1991), Indonesian actor, presenter, and comedian
• Billy Tabram (1909–1992), Welsh footballer
• Billy Talagi, Niuean politician
• Billy Talbot (born 1943), American singer-songwriter and musician; member of Crazy Horse
• Billy Talen, American performance group leader
• Billy Tan, Malaysian comic book artist
• Billy Tang (1950/1951–2020), Hong Kong film director
• Billy Tanner (born 1981), American professional stock car racing driver
• Billy Tauzin (born 1943), American lobbyist and politician
• Billy Taylor (disambiguation), several people
• Billy Teall (c. 1912–2001), English professional rugby league footballer
• Billy Teare, Northern Irish storyteller
• Billy Te Kahika (born 1972), New Zealand conspiracy theorist, blues musician, and political candidate; son of Billy TK
• Billy Telford (born 1956), English professional footballer
• Billy Tempest (1893–1945), English footballer
• Billy Tennant, South African professional flowboarder
• Billy Tennant (footballer) (1865–1927), English professional footballer
• Billy Ternent (1899–1977), English orchestra leader
• Billy Terrell (born 2003), English professional footballer
• Billy Thirlaway (1896–1983), English professional footballer
• Billy Thomas (disambiguation), several people
• Billy Thompson (disambiguation), several people
• Billy Thomson (disambiguation), several people
• Billy Thornton (disambiguation), several people
• Billy Thorpe (1946–2007), English-born Australian singer-songwriter, record producer, guitarist, and writer
• Billy Thunderkloud (1948–2018), Canadian First Nation country musician
• Billy Tibbetts (born 1974), American NHL player
• Billy Tidwell (1930–1990), American NFL player
• Billy Timmins (born 1959), Irish politician
• Billy Tipton (1914–1989), American jazz musician, bandleader, and talent broker
• Billy Tjampitjinpa Kenda (born c. 1967), Pitjantjatjara and Luritja artist
• Billy TK (born 1943), New Zealand Māori musician, guitarist, vocalist, and songwriter
• Billy Todd (1929–2008), American member of Southern Gospel quartet Florida Boys
• Billy Tohill (1939–2000), American football player and coach
• Billy Tolley, American contestant on Ghost Adventures
• Billy Tompkinson (1895–1968), English footballer
• Billy Toms (1895–?), Irish footballer
• Billy Tourtelot (born 1970), American singer, guitarist, and songwriter for heavy metal and industrial band Hell on Earth
• Billy Traber (born 1979), American MLB pitcher
• Billy Travis (1961–2002), American professional wrestler
• Billy Treacy, Irish rugby league footballer
• Billy Tremelling (1905–1961), English professional footballer
• Billy Trew (1879–1926), Welsh international rugby union player
• Billy Tripp (born 1955), American outsider artist, poet, writer, painter, welder, and sculptor
• Billy Troughear (1885–1955), English footballer
• Billy Truax (1943–2026), American NFL player
• Billy Trumble (1863–1944), Australian cricketer
• Billy Tsikrikas (born 1995), Australian-born Greek international rugby league footballer
• Billy Tubbs (1935–2020), American men's college basketball coach
• Billy Tucci, American comics creator
• Billy Tucker (born 1948), English professional footballer
• Billy Tudor (1918–1965), Welsh professional footballer
• Billy Tuft (1874–after 1906), English professional association footballer
• Billy Tunnicliffe (1920–1997), English professional footballer
• Billy Tunnicliffe (footballer, born 1864) (1864–?), English footballer
• Billy Turley (born 1973), English footballer
• Billy Turner (1940–2021), American Thoroughbred flat racing trainer
• Billy Turner (American football) (born 1991), American NFL player
• Billy Twelvetrees (born 1988), English rugby union footballer
• Billy Twemlow (1892–1933), English footballer
• Billy Twomey (born 1977), Irish equestrian and show jumping rider
• Billy Two Rivers (1935–2023), Canadian Mohawk professional wrestler, actor, and Mohawks of Kahnawà:ke leader
• Billy Tyler (1900–1974), English professional footballer
• Billy Uhl (born 1950), American professional motorcycle enduro competitor
• Billy Unger (born 1995), American actor
• Billy Urbanski (1903–1973), American MLB player
• Billy Urquhart (born 1956), Scottish professional footballer
• Billy Usselton (1926–1994), American jazz reed player
• Billy V, American veteran radio broadcast personality, television reporter- and personality, entertainer, emcee, and actor
• Billy Valentine (born 1925), American blues-, R&B-, and jazz pianist and singer
• Billy Valentine, American singer
• Billy Van (disambiguation), several people
• Billy Varga (1919–2013), American professional wrestler and actor
• Billy Vassiliadis, American business executive of R&R Partners
• Billy Vaughn (1919–1991), American musician, singer, multi-instrumentalist, orchestra leader, and A&R man
• Billy Venturini (born 1976), American professional stock car racing driver and team owner
• Billy Vera (born 1944), American singer, songwriter, actor, author, and music historian
• Billy Vessels (1931–2001), American WIFU- and CFL player
• Billy Vojtek (born 1943), Croatian-born Australian soccer player
• Billy Volek (born 1976), American NFL player
• Billy Vukovich III (1963–1990), American race car driver
• Billy Vunipola (born 1992), Australian-born British professional rugby union player
• Billy Waddy (1954–2022), American NFL player
• Billy Wade (disambiguation), several people
• Billy Wagner III, American man charged with murder in the Pike County shootings
• Billy Waith (1950–2022), Welsh boxer
• Billy Walik (born 1947), American NFL, WFL, and CFL player
• Billy Walkabout (1949–2007), Native American soldier during the Vietnam War
• Billy Walker (disambiguation), several people
• Billy Walsh (disambiguation), several people
• Billy Wease (born 1986), American racing driver
• Billy Weber, American film editor and director
• Billy Webster (1909–?), English professional footballer
• Billy Wedlock (1880–1965), English footballer
• Billy Weepu, New Zealand rugby league footballer
• Billy Wells (1889–1967), English boxer
• Billy Wells (American football) (1931–2001), American NFL- and AFL player
• Billy Wells (footballer) (1916–1984), Australian VFL player
• Billy Welsh (1904–1978), Scottish professional footballer
• Billy Welu (1932–1974), American professional bowler, PBA executive, and bowling broadcaster- and ambassador
• Billy Werber (1908–2009), American MLB player
• Billy Werner (born 1977), American musician, singer, songwriter, and DJ
• Billy Wesley (born 1971), American politician
• Billy Westbay (1950s–2000), American rock climber
• Billy West (disambiguation), several people
• Billy Weston (1847–1935), Australasian billiards champion
• Billy Walker (disambiguation), several people
• Billy Wallace (1878–1972), New Zealand rugby union footballer and foundryman
• Billy Wallace (socialite) (1927–1977), British socialite
• Billy Walters (disambiguation), several people
• Billy Walton (1871–1963), English footballer
• Billy Walton (hurler) (1961–2012), Irish hurler
• Billy Wara (c. 1920–2008), Australian Aboriginal craftsman
• Billy Warbrick (c. 1866–1901), New Zealand rugby union footballer
• Billy Ward (disambiguation), several people
• Billy Wardle (1918–1989), English professional footballer
• Billy Warlock (born 1961), American actor
• Billy Wasmund (1887–1911), American football player and coach
• Billy Waters (disambiguation), several people
• Billy Watkin (1932–2001), English footballer
• Billy Watkins (disambiguation), several people
• Billy Watson (disambiguation), several people
• Billy Watts (disambiguation), several people
• Billy Waugh (1929–2023), American soldier and paramilitary operations officer
• Billy Waugh (footballer) (1921–2009), Scottish footballer
• Billy Wayne (disambiguation), several people
• Billy Wayte (born 1938), American CFL player
• Billy Wharton (born 1969), American adult educator, political writer, and activist
• Billy Wheatley (1920–1965), English professional footballer
• Billy Whelan (1935–1958), Irish footballer
• Billy Whelan (Scottish footballer) (1906–1982), Scottish footballer
• Billy Whitaker (1923–1995), English professional footballer
• Billy White (disambiguation), several people
• Billy Whitehouse (born 1996), English professional footballer
• Billy Whitehurst (born 1959), English professional footballer
• Billy Whitlock (c. 1813–1878), American blackface performer
• Billy Wilder (1906–2002), American filmmaker and screenwriter
• Billy Wiles (born 1971), American professional wrestler
• Billy Wiles (American football) (born 2002), American college football player
• Billy Wilkins, American past member of Christian rock band Third Day
• Billy Wilkinson (born 1951), Scottish professional footballer
• Billy Williams (disambiguation), several people
• Billy Williamson (disambiguation), several people
• Billy Wilson (disambiguation), several people
• Billy Wilton (1889–1966), Australian VFL player
• Billy Windle (1920–2011), English footballer
• Billy Wingrove (born 1982), English member of freestyle football duo F2Freestylers
• Billy Winn (disambiguation), several people
• Billy Winstanley (fl.  1886–1913), English professional rugby league footballer
• Billy Winward (1920–2015), Australian VFL player
• Billy Wirth (born 1962), American Hollywood actor, film producer, and fashion model
• Billy Withall (1928–2020), British Army soldier
• Billy Wolfe (1896–1963), American professional wrestling promoter
• Billy Wolfe (politician) (1924–2010), Scottish accountant, manufacturer, and politician
• Billy Wood (1905–1975), Australian VFL player
• Billy Wood (footballer, born 1900) (fl. 1900–1926), English footballer
• Billy Woodberry (born 1950), American film director
• Billy Woodford, British founder of record label NoCopyrightSounds
• Billy Woods (disambiguation), several people
• Billy Woodward (disambiguation), several people
• Billy Wooldridge (1878–1945), English footballer
• Billy Wootton (1904–2000), English footballer
• Billy Wright (disambiguation), several people
• Billy Wynne (disambiguation), several people
• Billy Yates (disambiguation), several people
• Billy Yeats (1951–2013), English footballer
• Billy Yenson (1883–1944), English professional footballer
• Billy Young (disambiguation), several people
• Billy Younger (1940–2007), English footballer
• Billy Yow, American candidate in the 2010 United States House of Representatives elections in North Carolina
• Billy Yule (born c. 1954), American musician
• Billy Zane (born 1966), American actor
• Billy Zane Muna, American member of heavy metal band Sicmonic
• Billy Zeoli (1932–2015), American evangelical leader, speaker, and media executive
• Billy Zero (born 1971), American radio personality
• Billy Zitzmann (1895–1985), American MLB player
• Billy Zoom (born 1948), American guitarist; member of punk rock band X
• Billy Zulch (1886–1924), South African international cricketer
• Billy Zver (born 1987), Macedonian rapper