1973 in sports

1973 in sports describes the year's events in world sport.

Alpine skiing

Alpine Skiing World Cup
- Men's overall season champion: Gustav Thöni, Italy
- Women's overall season champion: Annemarie Pröll, Austria

14 January − Super Bowl VII: the Miami Dolphins (AFC) won 14–7 over the Washington Redskins (NFC) to complete the only perfect (unbeaten and untied) season in the history of the NFL
- Location: Los Angeles Memorial Coliseum
- Attendance: 90,182
- MVP: Jake Scott, FS (Miami)
Rose Bowl (1972 season):
- The Southern California Trojans won 42–17 over the Ohio State Buckeyes to win college football national championship
O. J. Simpson becomes the first player in NFL history to rush for more than 2,000 yards in a single season.

Brazil – Palmeiras wins the Campeonato Brasileiro
England – FA Cup – Sunderland wins 1–0 over Leeds United
1 January 1973, Edinburgh, Scotland, Edinburgh Derby between Hearts and Hibernian played at Tynecastle ends in a 7–0 victory for Hibernian.
Philadelphia Atoms defeat Toronto Metros to win the North American Soccer League championship in their inaugural season.

Victorian Football League
- Richmond wins the 77th VFL Premiership defeating Carlton 16.20 (116) to 12.14 (86) in the Grand Final.
- Brownlow Medal awarded to Keith Greig (North Melbourne)
South Australian National Football League:
- 1 September: South Adelaide kick only 1.4 (10) against Sturt's 14.24 (108) in the rain at Unley Oval, with the Panthers' sole goal being the first score of the match after five minutes. It was the lowest score in the SA(N)FL between 1914 and 2003.^[1]
- 29 September: Glenelg 21.11 (137) defeat North Adelaide 19.16 (130) for their second SANFL premiership in what is often regarded as the great-ever SANFL Grand Final
Western Australian National Football League
- 29 September: Subiaco break the longest premiership drought in WANFL history, beating West Perth 10.12 (72) to 6.4 (40) for their first premiership since 1924.

18 January – Orlando Cepeda signs with the Boston Red Sox, making him the first player signed by a team specifically to be a designated hitter.
The American League uses the designated hitter rule for the first time. Ron Blomberg is the first player to bat as a DH.
World Series – Oakland Athletics won 4 games to 3 over the New York Mets
Yomiuri Giants of Tokyo, takes only nine consecutive title on Japan Central League(on October 22) and Japan Series on both Japan Professional Baseball League title. (on November 1)^{[citation needed]}

22 January – George Foreman beats Joe Frazier by a knockout in two rounds to lift the world's Heavyweight championship from Frazier. It is HBO Boxing's first telecast.

Men's professional

Masters Tournament – Tommy Aaron
U.S. Open – Johnny Miller – Miller's final round of 63 was a new major championship record which has been equaled several times since, it wasn't until 2017 when that record was broken by Branden Grace at The Open Championship when he shot a 62.
British Open – Tom Weiskopf
PGA Championship – Jack Nicklaus
PGA Tour money leader – Jack Nicklaus – $308,362
Ryder Cup – United States won 19–13 over Great Britain & Ireland in team golf.