1925 in sports

[American football]

• Chicago Cardinals win a controversial National Football League title.
• Five new teams join the NFL: New York Giants, Detroit Panthers, Providence Steam Roller, a new Canton Bulldogs team and the Pottsville Maroons.
• Rose Bowl :
• * The Notre Dame Fighting Irish won 27-10 over the Stanford Indians to win the college football national championship
• Dartmouth Big Green – college football national championship shared with Alabama Crimson Tide
• 3 October – Texas Technological College plays its inaugural intercollegiate football game.

  [Association football]

• The IFAB reforms the offside law, reducing the number of opposing players required to be in front of the attacker for him to be onside from three to two.

• The Football League – Huddersfield Town 58 points, West Bromwich Albion 56, Bolton Wanderers 55, Liverpool 50, Bury 49, Newcastle United 48
• FA Cup final – Sheffield United 1–0 Cardiff City at Empire Stadium, Wembley, London

• National Championship – 1. FC Nürnberg 1–0 FSV Frankfurt at Frankfurt

• FC Zenit Saint Petersburg, officially founded on May 30.

  [Australian rules football]

• Geelong wins the 29th VFL Premiership: Geelong 10.19 d Collingwood 9.15 at Melbourne Cricket Ground

• The annual Brownlow Medal is awarded to Colin Watson

• Footscray, Hawthorn and North Melbourne join the league from the VFA

  [Bandy]

• Championship final – IF Göta 7-5 Västerås SK

  [Baseball]

• 7–15 October — Pittsburgh Pirates defeats Washington Senators to win the 1925 World Series by 4 games to 3. The Pirates are the first team to win a Series in a comeback down three games to one.

• Hilldale defeats Kansas City Monarchs 5 games to 1 in the Negro League World Series

• Mexican Baseball League, a first officially game held on June 28.

  [Basketball]

• The American Basketball League is formed as the first major league of professional basketball.

  [Boxing]

• 15 January — Benny Leonard, arguably the greatest-ever lightweight champion, retires from boxing to leave the World Lightweight Championship temporarily vacant
• 2 July — World Middleweight Champion Harry Greb outpoints World Welterweight Champion Mickey Walker over 15 rounds in one of the all-time great boxing matches at New York's Polo Grounds.
• 14 July — death of current World Flyweight Champion Pancho Villa from blood poisoning after a dental operation goes wrong.

• World Heavyweight Championship – Jack Dempsey
• World Light Heavyweight Championship – Mike McTigue → Paul Berlenbach
• World Middleweight Championship – Harry Greb
• World Welterweight Championship – Mickey Walker
• World Lightweight Championship – Benny Leonard → vacant → Jimmy Goodrich → Rocky Kansas
• World Featherweight Championship – vacant → Louis "Kid" Kaplan
• World Bantamweight Championship – Eddie "Cannonball" Martin → Charley Phil Rosenberg
• World Flyweight Championship – Pancho Villa → vacant

  [Canadian football]

• 13th Grey Cup in the Canadian Football League – Ottawa Senators defeat Winnipeg Tammany Tigers 24–1 at Lansdowne Park

  [Cricket]

• Marylebone Cricket Club organises an England tour of Australia in the 1924–25 season. Australia retains The Ashes by winning the five-match Test series 4–1.

• County Championship – Yorkshire
• Minor Counties Championship – Buckinghamshire
• Most runs – Jack Hobbs 3024 @ 70.32
• Most wickets – Maurice Tate 228 @ 14.97
• Wisden Cricketer of the Year – Jack Hobbs

• Sheffield Shield – Victoria
• Most runs – Herbert Sutcliffe 1250 @ 69.44
• Most wickets – Maurice Tate 77 @ 19.01

• Bombay Quadrangular – Muslims

• Plunket Shield – Otago

• Currie Cup – not contested

• Inter-Colonial Tournament – Trinidad and Tobago

  [Cycling]

• Ottavio Bottecchia wins the 19th Tour de France

  [Figure skating]

• World Women's Champion – Herma Szabo
• World Men's Champion – Willi Böckel
• World Pairs Champions – Herma Szabo and Ludwig Wrede

  [Golf]

• British Open – Jim Barnes
• US Open – Willie Macfarlane
• USPGA Championship – Walter Hagen

• British Amateur – Robert Harris
• US Amateur – Bobby Jones

  [Horse racing]

• Cheltenham Gold Cup – Ballinode
• Grand National – Double Chance
• 1,000 Guineas Stakes – Saucy Sue
• 2,000 Guineas Stakes – Manna
• The Derby – Manna
• The Oaks – Saucy Sue
• St. Leger Stakes – Solario

• Melbourne Cup – Windbag

• Queen's Plate – Fairbank

• Prix de l'Arc de Triomphe – Priori

• Irish Grand National – Dog Fox
• Irish Derby Stakes – Zionist

• Kentucky Derby – Flying Ebony
• Preakness Stakes – Coventry
• Belmont Stakes – American Flag

  [Ice hockey]

• 21–30 March — Victoria Cougars defeats Montreal Canadiens in the 1925 Stanley Cup Finals. The Cougars are the last non-NHL team to win the Cup.

• The first-place Hamilton Tigers of the NHL go on strike for an increase in pay. The team is suspended and the players sold to become the New York Americans.
• 2 December — the expansion New York Americans and Pittsburgh Pirates of the NHL play their first-ever game against each other at Pittsburgh. The Americans defeat the Pirates 2-1 in overtime.
• 15 December — the first NHL game is played at Madison Square Garden between the New York Americans and the Montreal Canadiens. The Canadiens win the game 3-1 and are awarded the Prince of Wales Trophy.

  [Motorsport]

[Multi-sport event]s

• The 7th Far Eastern Championship Games are held at Manila, Philippine Islands

  [Nordic skiing]

• Cross-country skiing – Otakar Německý
• Cross-country skiing – František Donth
• Nordic combined – Otakar Německý
• Ski jumping – Willen Dick

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• 28 March — Cambridge wins the 77th Oxford and Cambridge Boat Race

  [Rugby league]

• Championship – Hull Kingston Rovers
• Challenge Cup final – Oldham 16–3 Hull Kingston Rovers at Headingley Rugby Stadium, Leeds
• Lancashire League Championship – Swinton
• Yorkshire League Championship – Hull Kingston Rovers
• Lancashire County Cup – Oldham 10–0 St Helens Recs
• Yorkshire County Cup – Wakefield Trinity 9–8 Batley

• NSW Premiership – South Sydney

  [Rugby union]

• 38th Five Nations Championship series is won by Scotland who complete the Grand Slam

  [Speed skating]

• Men's All-round Champion – Clas Thunberg

  [Tennis]

• Australian Men's Singles Championship – James Anderson defeats Gerald Patterson 11–9 2–6 6–2 6–3
• Australian Women's Singles Championship – Daphne Akhurst Cozens defeats Esna Boyd Robertson 1–6 8–6 6–4

• Wimbledon Men's Singles Championship – René Lacoste defeats Jean Borotra 6–3 6–3 4–6 8–6
• Wimbledon Women's Singles Championship – Suzanne Lenglen defeats Joan Fry Lakeman 6–2 6–0

• French Men's Singles Championship – René Lacoste defeats Jean Borotra 7–5 6–1 6–4
• French Women's Singles Championship – Suzanne Lenglen defeats Kitty McKane Godfree 6–1 6–2

• American Men's Singles Championship – Bill Tilden defeats Bill Johnston 4–6 11–9 6–3 4–6 6–3
• American Women's Singles Championship – Helen Wills Moody defeats Kitty McKane Godfree 3–6 6–0 6–2

• 1925 International Lawn Tennis Challenge – 5–0 at Germantown Cricket Club Philadelphia, United States

  [Gymnastics]