Wikipedia:Notable people who have edited Wikipedia

A

Mark Adler – Dradler (talk · contribs)

American mathematician, physicist, and computer scientist best known for work in data compression

Johnny Alegre – Buszmail (talk · contribs)

Filipino musician

Carmen Alcázar – Wotancito (talk · contribs) Wotancito (talk · global contribs)

Mexican political scientist and Wikipedian (mostly active on Commons)

Harald Tveit Alvestrand – Alvestrand (talk · contribs)

Norwegian computer scientist

Evan Amos – Evan-Amos (talk · contribs)

American video gaming photographer^[1]

Marco Arment – Marco.org (talk · contribs)

American developer, podcaster, and technology writer

Raymond Arritt – Shock Brigade Harvester Boris (talk · contribs)

American agronomist; died in 2018

Debito Arudou – Arudoudebito (talk · contribs)

Japanese author and activist

Jerry Avenaim – Jerry Avenaim (talk · contribs)

American photographer known for images of celebrities

Amin Azzam – AminMDMA (talk · contribs)

American clinical professor^[2]

B

John C. Baez – John Baez (talk · contribs)

Mathematical physicist

Nicholson Baker – Wageless (talk · contribs)

Novelist and critic^[1]

Jorn Barger – Robotwisdom (talk · contribs)

Blogging pioneer, coined the term "weblog"

Michael P. Barnett – Michael P. Barnett (talk · contribs)

British theoretical chemist and computer scientist; died in 2012

Grant Barrett – GrantBarrett (talk · contribs)

American lexicographer, host of public radio's syndicated A Way with Words

Stephen Barrett – Sbinfo (talk · contribs)

Webmaster of Quackwatch, American physician critical of alternative medicine

Jeffrey Beall – Jeffrey Beall (talk · contribs)

Librarian at Auraria Library and associate professor at University of Colorado, Denver

Jon-Erik Beckjord – Beckjord (talk · contribs)

Paranormal investigator and photographer; died in 2008

Carl Bell (physician) – Carlcbellmd (talk · contribs)

American psychiatrist

Chip Berlet – Cberlet (talk · contribs)

American investigative journalist and author

Tim Berners-Lee – Timbl (talk · contribs)

The inventor of the World Wide Web

Mark Bernstein – Pessimist2006 (talk · contribs)

Belarusian blogger and political prisoner^[1]

Emma Best (journalist) – Unown Glitch (talk · contribs)

American journalist and whistleblower

Volodymyr Biletskyy – Білецький В.С. (talk · contribs)

Ukrainian scientist, politician, activist

C. George Boeree – Cgboeree (talk · contribs)

Creator of the constructed language Lingua Franca Nova

Jonathan Bowen – Jpbowen (talk · contribs)

Computer Science professor at London South Bank University

Joshua Boyle – Sherurcij (talk · contribs)

Canadian hostage held in Afghanistan from 2012 to 2017^[3]

Tim Bray – TimBray (talk · contribs)

One of the creators of XML and employee of Sun Microsystems

Jim Breen – Jimbreen (talk · contribs)

Japanese-language researcher

Fredrick Brennan – Psiĥedelisto (talk · contribs) (formerly used 8chan.co (talk · contribs), FredrickBrennan (talk · contribs) and Fredrick R. Brennan (talk · contribs))

American software developer, creator of 8chan

Ed Brubaker – Ed Brubaker (talk · contribs)

American comic book writer

Mark Burgess (children's author) – Marcus civis (talk · contribs)

Children's author

Daniel Burton – Danpburton (talk · contribs)

Polar explorer

Sharon Dahlonega Bush – 37Celcius (talk · contribs)

American television newscaster and print journalist

Patrick M. Byrne – PatrickByrne (talk · contribs)

Overstock.com founder & CEO

C

Rogers Cadenhead – Rcade (talk · contribs)

Technology author

Paxus Calta – Paxuscalta (talk · contribs)

Anti-nuclear activist

Ramsey Campbell – Ramsey Campbell (talk · contribs)

English horror fiction author, editor and critic^[4]

James Cantor – James Cantor (talk · contribs)

Professional sex researcher

Bryce Case – Ytcracker (talk · contribs)

Former computer hacker turned Nerdcore hip hop performer

Hampton Lintorn-Catlin – Hcatlin (talk · contribs)

American computer programmer and former WMF employee

Christopher Cerf (producer) – ChrisCerf (talk · contribs)

Author, composer-lyricist, and record and television producer

CGP Grey – CGPGrey (talk · contribs)

Creator of educational YouTube videos

Aimee Challenor – AimeeSunflower (talk · contribs)

British politician and transgender activist

Rimi B. Chatterjee – Rimibchatterjee (talk · contribs)

Indian novelist and academic

Noel Chiappa – Jnc (talk · contribs)

Internet pioneer, an early and very active Wikipedian who gave up on the project after a dispute involving his area of expertise

Atul Chitnis – Achitnis (talk · contribs)

Consulting technologist, organizer of FOSS.IN; died in 2013

Faizul Latif Chowdhury – Faizul Latif Chowdhury (talk · contribs)

Bengali civil servant, mostly active on Bengali Wikipedia

Ward Christensen – WardXmodem (talk · contribs)

Founder of CBBS, the first bulletin board system (died in 2024)

John Clark (English actor) – JohnClarknew (talk · contribs)

Actor/director and ex-husband and manager of Lynn Redgrave (died 2023)

Noam Cohen – Chomsky1 (talk · contribs)

American journalist and author

Loren Coleman – Cryptozoo (talk · contribs)

Cryptozoologist and author

Steve Coleman – Mbase1235 (talk · contribs)

Jazz musician

William Connolley – William M. Connolley (talk · contribs)

Climate modeller and scientist^[1]

Adam Conover – Adam Conover (talk · contribs)

American actor, writer and comedian

David Conway (music historian) – Smerus (talk · contribs)

Music historian

Maryann Corbett – Maryannz (talk · contribs)

Poet

Athel Cornish-Bowden – Athel cb (talk · contribs)

Biochemist and textbook author

Alan Cox (computer programmer) – AlanCox (talk · contribs)

Programmer heavily involved in the development of the Linux kernel since its early days in 1991

Nikki Craft – Nikkicraft (talk · contribs)

Naturist activist turned feminist blogger and occasional lecturer

Kathryn Cramer – Pleasantville (talk · contribs)

Science fiction editor

Lee Daniel Crocker – Lee Daniel Crocker (talk · contribs)

Computer programmer, known for rewriting the software upon which Wikipedia runs^[1]

Constance Cumbey – Cumbey (talk · contribs)

Former national officer for the National Association of Women Lawyers, New Age Christian author; died in 2025

Richard Cytowic – Cytowic (talk · contribs)

Neurologist and author noted for rediscovering synesthesia

Anthony Czarnik – AWCzarnik (talk · contribs)

Chemist and inventor

D

Andrew Dalby – Andrew Dalby (talk · contribs)

Writer on language history and food history

Mike Dash – Mikedash (talk · contribs)

Welsh writer, journalist, researcher, and editor and publisher of the journal Fortean Times

Joseph Davidovits – JDavidovits (talk · contribs)

Materials scientist, inventor of geopolymer chemistry

Richard Dawkins – RichardDawkins (talk · contribs)

Biologist and author

Walter Day – Walter_Day (talk · contribs)

Founder of the US National Video Game team and Twin Galaxies, a video game high score record keeping organization

Bernie De Koven – Majorfun (talk · contribs)

American game designer, author, and lecturer

Erik Demaine – Edemaine (talk · contribs)

Associate Professor at the Massachusetts Institute of Technology, possibly the youngest professor in the history of MIT

Paweł Dembowski – Ausir (talk · contribs)

Founder of the Fallout Wiki

Gareth Dennis – Garethdennis (talk · contribs)

Rail engineer and writer

Christian de Quincey – Christian de Quincey (talk · contribs)

Philosopher and New Age author

Hossein Derakhshan – Hoder (talk · contribs) Derakhshan (talk · contribs)

Iranian-Canadian journalist and weblogger

Betsy Devine – Betsythedevine (talk · contribs)

Journalist, author, and blogger

Florence Devouard – Anthere (talk · contribs)

Member of Wikimedia Foundation Board of Trustees

Luis Carlos Díaz – Periodismodepaz (talk · contribs)

Venezuelan journalist and cyberactivist

Mike Dickison – Giantflightlessbirds (talk · contribs)

Entomologist and museum curator, New Zealand Wikipedian at Large from 2018 to 2019

Oscar van Dillen – Oscar (talk · contribs)

Dutch musician, composer, and member of Wikimedia Foundation Board of Trustees

Cory Doctorow – Doctorow (talk · contribs)

Author in favor of liberalizing copyright laws

Hootan Dolati – Hootandolati (talk · contribs)

Iranian politician and political prisoner

Piotr Domaradzki – Belissarius (talk · contribs)

Polish-American journalist, essayist and historian (died 2015)

Mark Jason Dominus – Dominus (talk · contribs)

Co-founder of Kibology, acclaimed Perl programmer

Elsa Dorfman – Elsad (talk · contribs)

Photographer

Mike Doughty – Mikeydough (talk · contribs)

Singer/songwriter, poet

Axel Downard-Wilke – Schwede66 (talk · contribs)

New Zealand transport planner

K. Eric Drexler – Eric Drexler (talk · contribs)

Nanotechnologist

Elonka Dunin – Elonka (talk · contribs)

Professional game developer, amateur cryptographer, and an expert on the Kryptos sculpture

Brian Dunning (author) – Briandunning (talk · contribs)

American writer and producer

George Dvorsky – Gdvorsky (talk · contribs)

Transhumanist writer and speaker

E

East Bay Ray – supposedly Dead-kennedys (talk · contribs) and RobertW (talk · contribs)

Guitarist and sometime composer and producer with Dead Kennedys

Richard Ebeling – Richard Ebeling (talk · contribs)

Libertarian author

Roger Ebert – Rebert (talk · contribs)

Film critic and writer; died in 2013

Andrew Edge – Andreasegde (talk · contribs)

English musician

Wesley R. Elsberry – Wesley R. Elsberry (talk · contribs)

Marine biologist

Paul Enck – PaulEnck (talk · contribs)

Professor of Medical Psychology

Peter Entwisle – Peter Entwisle (talk · contribs)

Historian, art curator; died in 2018

David Eppstein – David Eppstein (talk · contribs)

Computer science professor

Kelley Eskridge – Kelleyeskridge (talk · contribs)

Science fiction and slipstream writer

Chris Espinosa – Cdespinosa (talk · contribs)

Longest–serving employee of Apple

Michael Everson – Evertype (talk · contribs)

Linguist, typesetter, and font designer, one of the co-authors of the Unicode standard

Mikhail Evstafiev – Evstafiev (talk · contribs)

Russian artist, photographer, writer

Gunther Eysenbach – Eysen (talk · contribs)

Health researcher, academic, and initiator of WebCite

F

Jonah Falcon – JAF1970 (talk · contribs)

Actor and television host

Rickard Falkvinge – Falkvinge (talk · contribs)

Founder of the Pirate Party (Sweden)

Paul S. Farmer – Paul Stephen Farmer (talk · contribs)

Retired British teacher who developed the use of pop music in school music education

David Farrar (blogger) – Dpf (talk · contribs)

New Zealand political activist, blogger, and pollster

Farhad Fatkullin – Frhdkazan (talk · contribs)

Russian social activist from Tatarstan, 2018 Wikimedian of the Year

Joe Felsenstein – Felsenst (talk · contribs)

Population biologist and quantitative geneticist

Charles Firth (comedian) – Charlesfirth (talk · contribs)

Member of Australian political satire team The Chaser

Amy Fisher – Amy Fisher (talk · contribs)

"Long Island Lolita", porn actor, writer

Leonard Everett Fisher – Leonardeverett (talk · contribs)

Children's book author and illustrator

Brad Fitzpatrick – Bradfitz (talk · contribs)

American programmer, creator of LiveJournal, PicPix, and FreeVote

Michael Flood – Michael Flood (talk · contribs)

Pro-feminist researcher

Liz Fong-Jones – Lizthegrey (talk · contribs)

American activist and software developer

David Fox (game designer) – DavidBFox (talk · contribs)

American game designer

Brian D. Foy – Scarpia (talk · contribs)

Publisher and editor of The Perl Review and co-author of Perl books

Ted Frank – THF (talk · contribs)

Lawyer, writer, and activist; retired from editing

G

Eric Gallager – Cooljeanius (talk · contribs)

New Hampshire state legislator

Tomasz Ganicz – Polimerek (talk · contribs)

Polish chemist, former president of Wikimedia Polska (mostly active on Polish Wikipedia)

Kyle Gann – Kylegann (talk · contribs)

Composer, music critic for Village Voice

David Gans (musician) – Dgans (talk · contribs)

Musician, photographer, radio host of a program about The Grateful Dead and other notable musicians

Timothy Garden, Baron Garden – Tgarden (talk · contribs)

British air marshal, university professor and Liberal Democrat peer; died in 2007

Sue Gardner – Sue Gardner (talk · contribs)

Former Executive Director of the Wikimedia Foundation

Simson Garfinkel – Simsong (talk · contribs)

Researcher and journalist specializing in computer security and privacy

Bamber Gascoigne – Bamber Gascoigne (talk · contribs)

British television presenter and author; died in 2022

Shad Gaspard – Bkbeast13 (talk · contribs)

Professional wrestler, former member of World Wrestling Entertainment; died in 2020

David Gauntlett – Davidgauntlett (talk · contribs)

Social scientist

Richard Gerard – David Gerard (talk · contribs)

Author and Wikipedia admin^[1]

Susan Gerbic – Sgerbic (talk · contribs)

Anti-pseudoscience activist

Nat Gertler – NatGertler (talk · contribs)

Founder of About Comics

Peter Giles – Petermgiles (talk · contribs)

Canadian sprint kayaker

Charlie Gillingham – CharlesGillingham (talk · contribs)

Keyboardist for the band Counting Crows

Hannes Hólmsteinn Gissurarson – Hannes H. Gissurarson~enwiki (talk · contribs)

Icelandic political theorist and author

Russell Glasser – kazim27 (talk · contribs)

Co-host of The Atheist Experience

Mike Godwin – MGodwin (talk · contribs)

American attorney, director of Public Knowledge, former general counsel for Wikimedia Foundation

Marv Goldberg – Marvy42 (talk · contribs)

Writer and music historian in the field of rhythm & blues (R&B)

Scott Goldblatt – Sgoldblatt (talk · contribs)

U.S. Olympic gold medalist in swimming (2004)

Alexander Goldscheider – AGRR (talk · contribs)

Czech-born British composer, music producer, writer and computer specialist

Timothy Gonsalves – Tagooty (talk · contribs)

Academician, Founding Director, IIT Mandi (2010-20), entrepreneur

Al Gordon (comics) – Albabe (talk · contribs)

Comic book creator, inker, and writer

Gennady Gorelik – Ggorelik (talk · contribs)

Russian physicist and philosopher

Bill Gosper – Bill Gosper (talk · contribs)

American mathematician, programmer, and hacker

Antony Green – AntonyGreen (talk · contribs)

Australian Broadcasting Corporation election analyst

Jack Greenberg (lawyer) – Jack Greenbergx (talk · contribs)

Law professor, NAACP counsel, and dean of Columbia College, died in 2016

Andriy Grechylo – Herald63 (talk · contribs)

Ukrainian historian, heraldist and vexillologist

Virgil Griffith – Romanpoet (talk · contribs)

American programmer and creator of WikiScanner

Reginald Gray (artist) – Reginald gray (talk · contribs)

Portrait artist; died in 2013

Sasha Grey – Madjabuds (talk · contribs)

Pornography star

Patrick Guinness – PatrickGuinness (talk · contribs)

Historian and lecturer

Ciaran Gultnieks – CiaranG (talk · contribs)

Computer games programmer from Yorkshire

H

Martin Haase – Maha (talk · contribs)

German linguist, former member of Wikimedia Germany's advisory board (mostly active on German Wikipedia)

Bernard Haisch – Haisch (talk · contribs)

Fringe physicist and paranormal researcher

Justin Hall – JustinHall (talk · contribs)

Early weblogger

Johann Hari – David r from meth productions (talk · contribs)

British-Swiss journalist

Stevan Harnad – Harnad (talk · contribs)

Cognitive scientist and activist for animal rights and open access

Paul Hartal – Paul Hartal (talk · contribs)

Canadian painter and poet

Martin Haspelmath – Haspelmath (talk · contribs)

German linguist

Owen Hatherley – Owenhatherley (talk · contribs)

British architecture journalist

Brian Harvey (lecturer) – Briankharvey (talk · contribs)

American computer scientist

Tilman Hausherr – Tilman (talk · contribs)

Software developer, critic of Scientology

Patrick Nielsen Hayden – Pnh (talk · contribs)

Science fiction editor

James Heilman – Doc James (talk · contribs)

Emergency medicine doctor

Jack Herrick – JackHerrick (talk · contribs)

Founder of WikiHow

Phil Hendrie – Phil Hendrie (talk · contribs)

Radio talk show host

Keith Henson – Hkhenson (talk · contribs)

American engineer and writer

Carl Hewitt – Prof. Carl Hewitt (talk · contribs)

Computer scientist and professor

Hugo Heyrman – Dr. Hugo (talk · contribs)

Belgian artist

Peter Hitchens – Clockback (talk · contribs)

Conservative British author, journalist and broadcaster

Miran Hladnik – Hladnikm (talk · contribs)

Slovene historian (mostly active on Slovene projects and Commons)

Sam Hocevar – Sam Hocevar (talk · contribs)

Programmer, Debian Project Leader and former Wikimedia France board member

Ron Holloway – Ronsax (talk · contribs)

American saxophonist

Carl F. Hostetter – Aelfwine (talk · contribs)

American Tolkienian linguist and computer scientist

Kenny Hotz – Kennyhotz (talk · contribs)

Canadian actor, director, producer, and creator and co-star of television show Kenny vs. Spenny

James G. Howes – JGHowes (talk · contribs)

American business executive and radio personality (died 2021)

John Humphreys (economist) – John humphreys (talk · contribs)

Australian economist and libertarian activist

Peter L. Hurd – Pete.Hurd (talk · contribs)

Canadian professor of psychology

Netha Hussain – Netha Hussain (talk · contribs)

Indian physician and Wikipedian^[1]

I

Miguel de Icaza – Miguel.de.Icaza (talk · contribs)

Software developer known for starting GNOME and Mono

Mansoor Ijaz – Mansoor Ijaz (talk · contribs)

Pakistani-American venture financier, hedge-fund manager and freelance diplomat

Grant Imahara – Grantimahara (talk · contribs)

Electrical engineer and cast member on Mythbusters; died in 2020

Charles Ingram – Threaders (talk · contribs)

Contestant convicted of cheating on Who Wants to Be a Millionaire?

Joi Ito – Joi (talk · contribs)

Activist, entrepreneur, and venture capitalist

Lyubomir Ivanov (explorer) – Apcbg (talk · contribs)

Bulgarian scientist, non-governmental activist, and Antarctic explorer

Bruce Edward Ivins – Jimmyflathead (talk · contribs)

Senior biodefense researcher at the USAMRIID, and suspected perpetrator of the 2001 anthrax attacks

J

Ian Jackson – Ijackson (talk · contribs)

Software developer

Jim Jagielski – Jimjag (talk · contribs)

Software engineer

Andrea James – Jokestress (talk · contribs)

American actress and transgender activist^[1]

William H. Jefferys – Billjefferys (talk · contribs)

American astronomer

Rick Jelliffe – Rick Jelliffe (talk · contribs)

Australian programmer and standards activist

Tom Jennings – Tom.jennings (talk · contribs)

Creator of FidoNet

Richard J. Jensen – Rjensen (talk · contribs)

Historian, creator of H-Net

Mary Lou Jepsen – Mljmlj (talk · contribs)

Chief Technology Officer of One Laptop per Child

J. Hunter Johnson – JHunterJ (talk · contribs)

American author and game designer

Daniel Jolliffe – Possibly (talk · contribs)

Canadian media artist and art professor; died in 2021

Jonathan A. Jones – Jonathan A Jones (talk · contribs)

Oxford University physicist

Ryan Jordan – Essjay (talk · contribs)

Gained media attention for identity fraud and giving false credentials on Wikipedia^[1]

Brian Josephson – Brian Josephson (talk · contribs)

Nobel Prize winner in physics, and paranormalist

K

Brewster Kahle – Brewsterkahle (talk · contribs)

American computer engineer, Internet entrepreneur, internet activist, advocate of universal access to all knowledge, and digital librarian

Candye Kane – Candyekane (talk · contribs)

Blues musician and former porn star; died in 2016

Mitch Kapor – Mkapor (talk · contribs)

Software entrepreneur, designer of Lotus 1–2–3

Michael Howard Kay – Mhkay (talk · contribs)

Software engineer, editor of XSLT language specification

Jawed Karim – Jawed (talk · contribs)

Co-founder of YouTube

Phil Karn – Karn (talk · contribs)

Electrical engineer

Karun – Misskarun (talk · contribs)

Kenyan singer, lead vocalist of alternative hip hop group Camp Mulla

Martin Kean – Cargill208 (talk · contribs)

New Zealand bass guitarist

Rauan Kenzhekhanuly – Rauank (talk · contribs)

Kazakh entrepreneur and politician, inaugural Wikipedian of the Year in 2011

Glynn Kerr – Glynnk (talk · contribs)

Motorcycle designer and columnist

Lawrence Kestenbaum – Kestenbaum (talk · contribs)

Lawyer, county official, creator of Political Graveyard web site

Zaynab Khadr – Zaynab Khadr (talk · contribs)

Member of the Khadr family associated with Osama bin Laden

Osama Khalid – OsamaK (talk · contribs)

Saudi Arabian Wikipedia administrator and political prisoner

Philip S. Khoury – Khoury (talk · contribs)

Professor of Middle Eastern studies

Uwe Kils – Kils (talk · contribs)

Marine biologist specializing in planktology

Alan R. King – A R King (talk · contribs)

British linguist notable for his work on Basque and Nawat (Pipil language)

David Thomas King – David King (talk · contribs)

Executive Director of the Public School Boards' Association of Alberta, former Alberta Minister of Education

Michael King – Mhking (talk · contribs)

Commentator, columnist and television producer

Stephan Kinsella – Nskinsella (talk · contribs)

Intellectual property lawyer and legal theorist

Justin Knapp – Koavf (talk · contribs)

Primarily known for Wikipedia^[1]

Holly Knight – Holly Knight (talk · contribs)

American songwriter and musician (Device et al.)

Nadim Kobeissi – Kaepora~enwiki (talk · contribs)

Computer programmer and security researcher

Jerome Kohl – Jerome Kohl (talk · contribs)

American music theorist, authority on the music of Karlheinz Stockhausen; died in 2020

Vladimir Korepin – Korepin (talk · contribs)

Russian-American physicist

Alex Konanykhin – AKonanykhin (talk · contribs)

Russian entrepreneur

Phil Konstantin – Philkon (talk · contribs)

American/Cherokee writer and TV reporter

Ihor Kostenko – Ig2000 (talk · contribs)

Ukrainian political activist and journalist, killed during Euromaidan, posthumously awarded the title Hero of Ukraine and named the 2014 Wikipedian of the Year

Jeff Kostoff – Jkostoff (talk · contribs)

Swimmer

Valery Kovalyov – NoFrost (talk · contribs)

Russian entrepreneur and Wikipedian

Stanislav Kozlovsky – Ctac (talk · contribs)

Russian psychologist and Wikipedian

Marc Kuchner – Mkuchner (talk · contribs)

American astrophysicist

Markus Kuhn (computer scientist) – Markus Kuhn (talk · contribs)

German computer scientist

Greg Kuperberg – Greg Kuperberg (talk · contribs)

American mathematician

L

Ryan Lackey – Rdl (talk · contribs)

Entrepreneur and computer security professional

Geoffrey A. Landis – Geoffrey.landis (talk · contribs)

Physicist, space scientist, and science fiction writer

W. Patrick Lang – Ismoot (talk · contribs)

Military, intelligence, and security expert

David Langford - DeafMan (talk · contribs)

Physicist; critic and author of science fiction; holds record for most Hugo awards

Deena Larsen – LoveElectronicLiterature (talk · contribs)

electronic literature author and curator

Daniel Lazard – D.Lazard (talk · contribs)

French mathematician

Siobhan Leachman – Ambrosia10 (talk · contribs)

New Zealand citizen scientist

Jennifer 8. Lee – Jenny8lee (talk · contribs)

Former New York Times journalist

Eric Lerner – Elerner (talk · contribs)

Physicist and plasma cosmology advocate

Lawrence Lessig – lessig (talk · contribs)

American academic and political activist

Paul Levine – Solomonandlord (talk · contribs)

American lawyer and novelist

Benny Lewis – Irishpolyglot (talk · contribs)

Irish author and blogger

A. David Lewis – Adlewis (talk · contribs)

Comic book writer

Andrew Lih – Fuzheado (talk · contribs)

Journalism professor, wrote a book on Wikipedia

Peter van der Linden – Pvdl (talk · contribs)

Dutch technologist and author of books on Java, C, Linux, and practical jokes

Chris Lintott – Chrislintott (talk · contribs)

Astrophysicist and co-presenter of the BBC series The Sky at Night

Hugh Loebner – Loebner (talk · contribs)

Loebner Prize sponsor, inventor, and social activist; died in 2016

Jean-Marc Lofficier – JMLofficier (talk · contribs)

French-American journalist, comics writer and author of books on film and television

Tristan Louis – TNLNYC (talk · contribs)

French author, entrepreneur and blogger

Lsjbot – Lsjbot (talk · contribs)

Wikimedia bot^[1]

Paul Lucas (playwright) – Pklucas (talk · contribs)

American playwright and producer

Travis Lupick – Tlupick (talk · contribs)

Canadian journalist and author

Andres Luure – Andres (talk · contribs)

Estonian philosopher and translator

Patrick J. Lynch – Patrick.lynch (talk · contribs)

American author, artist, biomedical illustrator, and photographer

Richard F. Lyon – Dicklyon (talk · contribs)

American inventor, scientist, and engineer

M

Michael Mandiberg – Theredproject (talk · contribs)

Internet artist and college instructor

Magnus Manske – Magnus Manske (talk · contribs)

German biochemist, programmer, and developer of one of the first versions of the Wikipedia platform^[1]

Steve Mann (inventor) – Glogger (talk · contribs)

Computer science professor and innovator in the field of wearable computing

J.P. Manoux – Jpmanoux (talk · contribs)

American voice actor

Jean-Luc Margot – JeanLucMargot (talk · contribs)

Belgian astronomer

Laurence D. Marks - Ldm1954 (talk · contribs)

American academic^[2]

Geoff Marshall – Geofftech (talk · contribs)

Author and YouTuber, specialising in rail transport

Jean-Pol Martin – Jeanpol (talk · contribs)

Foreign language educator

Shelly Martinez – ShellyMartinez (talk · contribs)

Mexican American professional wrestler, model, and actress

John Mashey – JohnMashey (talk · contribs)

American computer scientist

Waye Mason – WayeMason (talk · contribs)

Canadian politician

Rémi Mathis – Remi Mathis (talk · contribs)

French historian, library curator, and free-culture advocate, president of Wikimedia France, 2013 Wikipedian of the Year

Yaron Matras – Madaares (talk · contribs)

Linguist specializing in Romani and related languages

Polly Matzinger – Polly matzinger (talk · contribs)

American immunologist

Jay Maynard – Jmaynard (talk · contribs)

Internet celebrity, software developer, and system administrator

DeBarra Mayo – KarateLady (talk · contribs)

Trainer and writer on health and fitness

Adrienne Mayor – Afmayor (talk · contribs)

American historian and folklorist

Johnathan McClain – Nipsyrusel (talk · contribs)

American actor

Jonathan McDowell – JonathanMcDowell (talk · contribs)

American astrophysicist

Roger McGuinn – Mcguinn713 (talk · contribs)

American musician, frontman of the Byrds

David A. McIntee – David A McIntee (talk · contribs)

Science-fiction author

Alastair McIntosh – Alastair McIntosh (talk · contribs)

Scottish writer, academic and activist

Warwick McKibbin – Wmckibbin (talk · contribs)

Australian economist

Phil McMullen – Ptolemyphil (talk · contribs)

Magazine editor, music festival organizer

Lambert Meertens – Lambert Meertens (talk · contribs)

Editor of the Revised ALGOL 68 Report, designer of the ABC programming language

David Megginson – Dpm64 (talk · contribs)

Software consultant and developer

Pedro Pedrosa Mendes – Gepasi (talk · contribs)

Computational Biologist developer of the Gepasi and COPASI software

Bertrand Meyer – Bertrand Meyer (talk · contribs)

Developer of the Eiffel programming language

Tyler Menezes – Tylermenezes (talk · contribs)

Canadian-American technology entrepreneur, founder of CodeDay

Tsvi Misinai – Tsvi Misinai (talk · contribs)

Computer scientist, historian and author

John Cameron Mitchell – FELIXARD (talk · contribs)

Film actor and director

Emna Mizouni – Emnamizouni (talk · contribs)

Tunisian civil-society activist, 2019 Wikimedian of the Year

Susanna Mkrtchyan – WikiTatik (talk · contribs)

Professor of database and system research, board member of Wikimedia Armenia

Erik Mona – Iquander (talk · contribs)

Roleplaying game author and publisher

Jason Moore (Wikipedia editor) – Another Believer (talk · contribs)

American Wikipedia editor

David Morgan-Mar – Dmmaus (talk · contribs)

Physicist, webcomic creator

Howard Morland – HowardMorland (talk · contribs)

American journalist, author, and activist

David J. Morrow – Daveymorrow (talk · contribs)

Journalist

Walter Mossberg – Wmossberg (talk · contribs)

Principal technology columnist for the Wall Street Journal

Luboš Motl – Lumidek (talk · contribs)

Theoretical physicist working on string theory and quantum gravity

Vira Motorko – Ата (talk · contribs)

Ukrainian Internet activist and 2024 recipient of Wikimedian Functionary of the Year

Markos Moulitsas – Dailykos (talk · contribs)

Blogger and founder of Daily Kos

Prithwindra Mukherjee – BobClive (talk · contribs)

French Indian academic

Randall Munroe – Xkcd (talk · contribs)

xkcd webcomic author

Chuck Munson – Chuck0 (talk · contribs)

Anarchist activist in charge of Infoshop.org

Ian Murdock – Ianmurdock (talk · contribs)

Founder of Debian

Alan Myers (translator) – Bandalore (talk · contribs)

English translator from Russian

N

Alaa Najjar – علاء (talk · contribs)

physician, 2021 Wikimedian of the Year

Felix Nartey – Flixtey (talk · contribs) and FNartey (WMF) (talk · contribs)

Ghanaian social entrepreneur, 2017 Wikimedian of the Year

Michael Netzer – MichaelNetzer (talk · contribs)

Comic book artist

Annalee Newitz – AnnaleeNewitz (talk · contribs)

American journalist and op-ed writer

Craig Newmark – Cnewmark (talk · contribs)

Founder of Craigslist

Sandro Nocentini – Pikkio66 (talk · contribs)

Italian-born artist, living and working in Australia

Frederick Noronha – Fredericknoronha (talk · contribs)

Freelance journalist based in India

Ryan North – Ryan North (talk · contribs)

Webcomic author and programmer

Wendy Northcutt – Wendy Wendy (talk · contribs)

Overseer of the Darwin Awards

O

Sean O'Connor (producer) – Birkenhead01 (talk · contribs), Robhaywood10 (talk · contribs)

English television producer, writer, director

David O'List – Davy O'List (talk · contribs)

Musician, founder member of The Nice

John Mark Ockerbloom – JohnMarkOckerbloom (talk · contribs)

Digital library architect and planner at the University of Pennsylvania

Tommy Oliver (producer) – Thomaseoliver (talk · contribs)

American filmmaker, photographer and entrepreneur

Jonathan Orozco – JonathanOrozco1 (talk · contribs)

Mexican footballer

Rodney Orpheus – Rodneyorpheus (talk · contribs)

Northern Irish musician, record producer, author and lecturer

P

Paul Paquet – Paul From Ottawa (talk · contribs)

Canadian trivia writer

Olga Paredes – Caleidoscopic (talk · contribs)

Bolivian architect, 2022 Wikimedian of the Year

Hayford Peirce – Hayford Peirce (talk · contribs)

Science fiction and mystery writer; died in 2020

David J. Peterson – DavidJPeterson (talk · contribs)

American conlanger

Christian Picciolini – Cpicciolini (talk · contribs)

Musician and author

Brandon Plewe – Bplewe (talk · contribs)

American historical geographer

Ihor Podolchak – Ihorp (talk · contribs)

Ukrainian filmmaker and visual artist

Mike Pollock – Itsamike (talk · contribs)

American voice actor

Barry Popik – Barry Popik (talk · contribs)

American etymologist

Shelley Powers – Shelleyp (talk · contribs)

Technology author

Vaughan Pratt – Vaughan Pratt (talk · contribs)

Computer scientist

Doug Pruden – Doug Pruden (talk · contribs)

World record holder for most push-ups

Jory Prum – Jory (talk · contribs)

American audio engineer best known for his work in film and video games; died in 2016

Steven Pruitt – Ser Amantio di Nicolao (talk · contribs)

Wikipedia editor who has made more edits on the English Wikipedia than any other editor^[1]

Simon Pulsifer – SimonP (talk · contribs)

English Wikipedia contributor and minor internet celebrity

Q

Manuel L. Quezon III – Gareon (talk · contribs)

Filipino writer and television host, former Undersecretary of the Presidential Communications Group of the Philippines

John Quiggin – John Quiggin (talk · contribs)

Australian economist and professor

R

Sheldon Rampton – Sheldon Rampton (talk · contribs)

Editor of public relations-related columns and websites (PR Watch)

Denis Rancourt – Denis.g.rancourt (talk · contribs)

Dissident Canadian professor of physics

Coolie Ranx – Coolie Ranx (talk · contribs)

British reggae singer and actor

Annie Rauwerda – Annierau (talk · contribs)

American internet personality and journalist known for Depths of Wikipedia^[2]

Stuart C. Ray – soupvector (talk · contribs)

American physician-scientist

Eric S. Raymond – Eric S. Raymond (talk · contribs)

Important figure in the open source movement

Jane S. Richardson – Dcrjsr (talk · contribs) Also on Commons

American biophysicist

Michael Rießler – Rießler (talk · contribs)

Linguist

Mike Riley (cartoonist) – Mikeriley23 (talk · contribs)

American web comic author

Peter Roach (phonetician) – RoachPeter (talk · contribs)

British phonetician

Eddie Robson – Eddie Robson (talk · contribs)

British writer of Doctor Who spin-offs and books on film

Kyle Roche – Kwroche1030 (talk · contribs)

American attorney and real estate developer

Howard A. Rodman – Howard Rodman (talk · contribs)

American screenwriter, director and educator

Robert Rohde – Dragons flight (talk · contribs)

Physicist, member of Berkeley Earth climate research

Mark Rosenfelder – Zompist (talk · contribs)

Language creator and blogger

Steven Rubenstein – Slrubenstein (talk · contribs)

American anthropologist; died in 2012

Arthur Rubin – Arthur Rubin (talk · contribs)

American mathematician

Martin Rundkvist – Mrund (talk · contribs)

Swedish archaeologist

J. Philippe Rushton – Rushton2012 (talk · contribs)

Canadian psychologist; died in 2012

S

Abel Pires da Silva – Abel Pires da Silva (talk · contribs) Also on Commons

East Timorese Independence activist and Politician

Renato M. E. Sabbatini – Rsabbatini (talk · contribs)

Biomedical and computer scientist and writer

Jason Scott Sadofsky – Jscott (talk · contribs)

Creator and maintainer of textfiles.com

Guy Stair Sainty – GuyStairSainty (talk · contribs)

Heraldist, art dealer and royal genealogist

Mark Saltveit – Msalt (talk · contribs)

Palindromist

J. G. Sandom – Sandom (talk · contribs)

Businessman and author

Larry Sanger – Larry Sanger (talk · contribs)

Co-founder of Wikipedia, founder of Citizendium^[1]

Tony Santiago – Marine 69-71 (talk · contribs)

Puerto Rican historian

Yossi Sariel

Israel Defense Forces officer

Steven Saylor – Stevensaylor (talk · contribs)

American author of historical novels

John Scalzi – Scalzi (talk · contribs)

Science fiction author and former president of the Science Fiction and Fantasy Writers of America

The Scary Guy – Thescary1 (talk · contribs)

United States based motivational speaker

Paul Schenck – Pchaim (talk · contribs)

Christian political lobbyist

Michael Q. Schmidt – MichaelQSchmidt (talk · contribs)

American film and television actor and fine arts model

Seth Schoen – Schoen (talk · contribs)

Electronic Frontier Foundation technologist

Oded Schramm – OdedSchramm (talk · contribs)

Israeli mathematician; died in 2008

Randal L. Schwartz – RandalSchwartz (talk · contribs)

Computer author and programming consultant

Mike Scott (Scottish musician) – Archieman (talk · contribs)

Founder of the band The Waterboys

Seedfeeder – Seedfeeder (talk · contribs)

Notable editor who provided illustrations for numerous sex acts^[1]

María Sefidari – Raystorm (talk · contribs)

former chair of the Wikimedia Foundation Board of Trustees^[1]

Mike Selinker – Mike Selinker (talk · contribs)

Game designer

Martin Selmayr – Martin Selmayr (talk · contribs)

Former secretary-general of the European Commission and chief of staff to EU president Jean-Claude Juncker

Daniel J. Shanefield – Daniel Shanefield (talk · contribs)

Ceramics engineer

Alex Shapiro – Alexshap (talk · contribs)

Musician and composer

Vipin Sharma – Vipin K Sharma (talk · contribs)

Actor

Phil Shaw – Steam one (talk · contribs)

British creator of "extreme ironing"

Tim Shell – TimShell (talk · contribs)

American internet entrepreneur, member of Wikimedia Foundation Board of Trustees

Joel Sherman – Icenine378 (talk · contribs)

Expert and champion Scrabble player

Chris Sherwin – DrChrissy (talk · contribs)

English ethologist; died in 2017

Michael Shrimpton – Michael Shrimpton (talk · contribs)

Conspiracy theorist

Karl Shuker – Czbiker (talk · contribs)

Cryptozoologist and author

William Shunn – Shunn (talk · contribs)

Science fiction writer and computer programmer

Ann Simonton – Simonton (talk · contribs)

Founder of Media Watch, feminist

William E. Skaggs – Looie496 (talk · contribs)

American neuroscientist; died c. 2020

Sofya Skya – Sofyaskya (talk · contribs)

Russian ballerina and actress

Cameron Slater – Jc press sec (talk · contribs)

New Zealand-based blogger

Sam Sloan – Sam Sloan (talk · contribs)

Chess player and amateur lawyer (orally argued a case in front of the U.S. Supreme Court and won, 9–0)

Dmitry Nikolayevich Smirnov (composer) – Dmitrismirnov (talk · contribs)

Russian and British composer; died in 2020

Normal Bob Smith – Normalbobsmith (talk · contribs)

Freelance graphic artist and writer

Jason Snell – Jsnell (talk · contribs)

Writer and editor specializing in Apple Computer products

Dave Snowden – Snowded (talk · contribs)

Lecturer, consultant and researcher in the field of knowledge management

Anton Solomoukha – Solomoukha (talk · contribs)

Artist and photographer; died in 2015

David A. Sonnenfeld – DASonnenfeld (talk · contribs)

American sociologist and professor of sociology

Michael Soussan – Michael Soussan (talk · contribs)

Danish whistleblower and author

Benjamin K. Sovacool – Bksovacool (talk · contribs)

Energy policy researcher

E. Lee Spence – HunleyFinder (talk · contribs)

Pioneer in underwater archaeology

Laura Spinney – Lauraspinney (talk · contribs)

British science journalist

Diomidis Spinellis – Diomidis Spinellis (talk · contribs)

Computer scientist

Richard Stallman – Rmstallman (talk · contribs)

Founder of the Free Software Foundation and author of the General Public License

Jan van Steenbergen – IJzeren Jan (talk · contribs)

Linguist, translator, author of constructed languages

Rosie Stephenson-Goodknight – Rosiestep (talk · contribs) and Rosiestep2 (talk · contribs)

American business administrator, joint 2016 Wikipedian of the Year^[1]

Richard H. Stern – PraeceptorIP (talk · contribs)

Attorney and law professor, former U.S. Supreme Court law clerk

Eric A. Stillwell – EStillwell (talk · contribs)

Star Trek author, producer, actor

John Stockwell (CIA officer) – Goodpaddle (talk · contribs)

Highest-ranking CIA officer to ever go public, today runs a boating excursion

John Stossel – StosselTV (talk · contribs)

American television presenter, author, consumer journalist, and pundit

Billy Marshall Stoneking – BillyM (talk · contribs)

Playwright, filmmaker and teacher; died in 2016

Galen Strawson – Gstrawson (talk · contribs)

British philosopher

Stephen Streater – Stephen B Streater (talk · contribs)

Co-founder of Eidos Interactive

Richard Stromback – Rstromback (talk · contribs)

Minor-league hockey player, venture capitalist

Kev F Sutherland – Kevfsutherland (talk · contribs)

Comedian and comic strip creator

Paul Swadel – Thewilberforces (talk · contribs)

Film producer; died in 2016

Aaron Swartz – AaronSw (talk · contribs)

Writer, hacker, activist, and co-author of the RSS 1.0 specification; died in 2013

T

Audrey Tang – Autrijus (talk · contribs)

Taiwanese free software programmer, leader of the Pugs project to implement the Perl 6 language

Tom Tango – Tangotiger (talk · contribs)

Ice hockey statistical analyst and sabermetrician

Terence Tao – Teorth (talk · contribs)

Australian mathematician

Brian Tarquin – Jungleboy65 (talk · contribs)

American guitarist, composer and producer

Sandister Tei – Sandiooses (talk · contribs)

Ghanaian journalist, 2020 Wikimedian of the Year

Emily Temple-Wood – Keilana (talk · contribs), Emily Temple-Wood (NIOSH) (talk · contribs)

Medical student, past Wikipedian in Residence at the National Institute for Occupational Safety and Health, joint 2016 Wikipedian of the Year^[1]

Larry Tesler – Tesler (talk · contribs)

Computer scientist working in the field of human-computer interaction; died in 2020

Steven L. Thompson – Ttrider87 (talk · contribs)

Author and journalist

William Irwin Thompson – William Irwin Thompson (talk · contribs); also apparently, it seems, Withompson (talk · contribs)

Writer, poet, mystic, cultural critic

Rachel Thorn – Rachel_Thorn (talk · contribs)

American anthropologist and manga translator

Sammy thrashLife – CrJz (talk · contribs)

American painter and writer

Brian Tomasik – Brian Tomasik (talk · contribs)

American essayist and researcher

Kevin Tostado – Tostie14 (talk · contribs)

Documentary filmmaker

David S. Touretzky – Touretzky (talk · contribs)

Research professor in the Computer Science Department and the Center for the Neural Basis of Cognition at CMU

Leonard H. Tower, Jr. – Lentower (talk · contribs)

Free software activist

Lila Tretikov – LilaTretikov (WMF) (talk · contribs)

Former executive director of Wikimedia Foundation^[1]

Boris Tsirelson – Tsirel (talk · contribs)

Russian–Israeli mathematician; died in 2020

Theodore Ts'o – Tytso (talk · contribs)

Software developer, contributor to the Linux kernel

Patrick Tufts – Zippy (talk · contribs)

Computer scientist and inventor, created Alexa Internet

Jonathan Tweet – Jonathan Tweet (talk · contribs)

Role-playing game designer

U

V

Volodymyr Vakulenko – Вакуленко-К. Володимир (talk · contribs)

Ukrainian poet and children's writer; died in 2022 (mostly Ukrainian Wikipedia)

Jessica Valenti – JessicaValenti (talk · contribs)

Feminist author and activist

Pranayraj Vangari – Pranayraj1985 (talk · contribs)

Telugu theatre research scholar

James Veitch (comedian) – Misterjamesveitch (talk · contribs)

English comedian

Misha Verbitsky – Tiphareth (talk · contribs)

Mathematician and political activist

Larry Van Kriedt – Jazzbacks (talk · contribs)

Jazz musician

Jesse Vint – Pagan wulff (talk · contribs)

American actor and filmmaker

Natasha Vita-More – Natasha Vita-More (talk · contribs)

Artist and transhumanist

Claire Voisin – Voisinclaire (talk · contribs)

Mathematician

W

Jess Wade – Jesswade88 (talk · contribs)

Physicist and science communicator^[5]

Adrianne Wadewitz – Wadewitz (talk · contribs)

Feminist scholar; died in 2014

Bernt Wahl – berkeley@gmail.com (talk · contribs)

Entrepreneur

Jimmy Wales – Jimbo Wales (talk · contribs)

Founder of Wikimedia Foundation and online entrepreneur^[1]

Brad Wardell – Draginol (talk · contribs)

Founder of Stardock, a leader in the software skinning and customization technology for computer games

Allan Warren – Allan warren (talk · contribs)

British society photographer

Tony Warriner – Tonywarriner (talk · contribs)

Game designer, programmer and co-founder of Revolution Software

David Weinberger – Dweinberger (talk · contribs)

Technologist and commentator

Maia Weinstock – Girona7 (talk · contribs)

Science journalist and noted Wikipedian

Andrew West – BabelStone (talk · contribs)

Linguist

Jessamyn West (librarian) – Jessamyn (talk · contribs)

Librarian, author and blogger

Glenn Wichman – Capmango (talk · contribs)

Edutainment software developer

Molly White – GorillaWarfare (talk · contribs)

Former Arbitration Committee member, cryptoskeptic^[1]

Geoffrey Wickham – Geoffrey Wickham (talk · contribs)

Contributor to artificial pacemaker development and cofounder of Telectronics

Alexander Williams (cartoonist) – Asteuartw (talk · contribs)

English film animator and cartoonist

Guy Williams (comedian) – Williaguy1 (talk · contribs)

New Zealand comedian and TV/radio personality

Michael Z. Williamson – Mzmadmike (talk · contribs)

Science-fiction writer

David Willis (cartoonist) – ItsWalky (talk · contribs)

Webcomic creator, moderator of Teletraan-1 – theTransformers Wikia

Dean Wilkinson – Dean Wilkinson (talk · contribs)

British writer for television and video games

Richard Winger – Richardwinger (talk · contribs)

Libertarian activist and founder of Ballot Access News

Michael Witzel – Witzel (talk · contribs)

Professor of Sanskrit at Harvard

Brian Wood – Brianwood (talk · contribs)

Comic book writer, illustrator and graphic designer

Douglas Wood – Doughwood (talk · contribs), Douglaswood (talk · contribs)

Executive producer

Piotr Woźniak (researcher) – Piotr Wozniak (talk · contribs)

Polish memory researcher

X

Y

Matthew Yglesias – Myglesias (talk · contribs)

Politics and economics journalist

Robert Clark Young – Qworty (talk · contribs)

American novelist

Toby Young – Tyoung8 (talk · contribs)

British journalist and charity director^[6]

Eric Youngstrom – Eyoungstrom (talk · contribs)

American psychologist and academic

Catherine Yronwode – Catherineyronwode (talk · contribs)

Author, graphic designer, publisher

Eliezer Yudkowsky – EliezerYudkowsky (talk · contribs)

Artificial intelligence researcher

Z

Jamie Zawinski – Jwz (talk · contribs)

Computer programmer (XEmacs, Netscape, Mozilla), DNA Lounge proprietor

Doron Zeilberger – DoronZeilberger (talk · contribs)

Mathematician

Dave Zeltserman – DaveZeltserman (talk · contribs)

Author

Howard Zimmerman – Hezimmerman (talk · contribs)

American chemist; died in 2012

Phil Zimmermann – Prz (talk · contribs)

Cryptographer and computer programmer, creator of the Pretty Good Privacy encryption software

Diana Zuckerman – Drzuckerman (talk · contribs)

U.S. expert on federal health policy, especially women's health, and President of the National Research Center for Women & Families