Rose Bowl (1947 season):The Michigan Wolverines won 49-0 over the USC Trojans to win the college football national championshipMichigan Wolverines – college football national championshipCleveland Browns defeated the Buffalo Bills 49–7 in the All-America Football Conference championship game.Philadelphia Eagles defeated the Chicago Cardinals 7–0 in the National Football League championship game. The game at Shibe Park was played in a blizzard.Colombia
Liga Aguila, a premier football league of Colombia, first officially game held on August 15.Egypt
A first Egyptian Premier League, officially game held in October 22.England
First Division – Arsenal win the 1947–48 title.FA Cup – Manchester United beat Blackpool 4–2.33 athletics events were contested at the Olympic Games in London, including debuts for the men's 10 km walk; and the women's 200 metres, long jump and shot put. Fanny Blankers-Koen of the Netherlands captured four gold medals.
Victorian Football League
Melbourne wins the 52nd VFL Premiership, drawing the 1948 VFL Grand Final with Essendon 10.9 (69) to 7.27 (69), and winning the replay 13.11 (89) to Essendon's 7.8 (50)Brownlow Medal awarded to Bill Morris (Richmond)South Australian National Football League
2 October – Norwood wins its twenty-first SANFL premiership, defeating West Torrens 15.16 (106) to 7.7 (49)Magarey Medal awarded to Ron Phillips (North Adelaide)Western Australian National Football League
9 October – South Fremantle wins its fourth premiership and second in succession, defeating West Perth 13.9 (87) to 9.9 (63)Sandover Medal awarded to Merv McIntosh (Perth)January 29 – Commissioner Happy Chandler fines the Yankees, Cubs, and Phillies $500 each for signing high school players.February 27 – Hall of Fame election – voters select the recently deceased Herb Pennock, and Pie Traynor, as the newest inductees; Traynor is the first third baseman elected by the writers in 9 elections.August 16 – death of Babe RuthWorld Series – Cleveland Indians defeat Boston Braves, 4 games to 2.Negro World Series – Homestead Grays defeat the Birmingham Black Barons, 4 games to 1.NCAA Basketball Championship
Kentucky beat Baylor 58–42BAA (NBA) Finals
Baltimore Bullets win four games to two over the Philadelphia WarriorsNBL Championship
Minneapolis Lakers win three games to one over the Rochester RoyalsJune 25 – At New York's Yankee Stadium – Joe Louis knocked out Jersey Joe Walcott in the 11th round to retain his heavyweight title for the 25th time. Shortly after the bout, Louis announced his retirement from boxing.Olympic Games (men's competition) in London, Great BritainGold: IndiaWorld Figure Skating ChampionshipsMen's champion: Dick Button, United StatesLadies' champion: Barbara Ann Scott, CanadaPair skating champions: Micheline Lannoy & Pierre Baugniet, BelgiumMen's professional
Masters Tournament – Claude HarmonPGA Championship – Ben HoganU.S. Open – Ben HoganBritish Open – Henry CottonMen's amateur
British Amateur – Frank StranahanU.S. Amateur – Willie TurnesaWomen's professional
Women's Western Open – Patty BergU.S. Women's Open – Babe ZahariasTitleholders Championship – Patty BergNCAA Men's Ice Hockey Championship – Michigan Wolverines defeat Dartmouth College Big Green 8-4 in Colorado Springs, Colorado to win the first official NCAA championshipStanley Cup – Toronto Maple Leafs beat Detroit Red Wings in 4 straight games to win their 5th Stanley Cup title.Citation becomes the 8th horse to win the US Triple CrownShiela's Cottage becomes the first mare to win the Grand National since 1902 and only the twelfth since the race's inceptionSteeplechases
Cheltenham Gold Cup – Cottage RakeGrand National – Sheila's CottageHurdle races
Champion Hurdle – National SpiritFlat races
Australia – Melbourne Cup won by Rimfire (horse)Canada – Queen's Plate won by Last MarkFrance – Prix de l'Arc de Triomphe won by MigoliIreland – Irish Derby Stakes won by NathooEnglish Triple Crown Races:- 2,000 Guineas Stakes – My Babu
- Epsom Derby – My Love
- St. Leger Stakes – Black Tarquin
United States Triple Crown Races:- Kentucky Derby – Citation
- Preakness Stakes – Citation
- Belmont Stakes – Citation
Indianapolis 500 – Mauri Rose wins the 32nd running in the Blue Crown Spark Plug Special Deidt–Offenhauser21 February – following negotiations in Daytona Beach, "Big Bill" France launches NASCAR1948 Summer Olympics takes place in London, United KingdomUnited States wins the most medals (84) and the most gold medals (38).1948 Winter Olympics takes place in St. Moritz, SwitzerlandNorway and Sweden both win the most medals (10 each), and the most gold medals (4 each).First CQ World Wide DX Contest held in October and November. This annual event would go on to become the radio contest with the largest participation worldwide.The Boat Race
27 March — Cambridge wins the 94th Oxford and Cambridge Boat RaceAustralia
1948 NSWRFL seasonEngland
1947–48 Northern Rugby Football League season/1948–49 Northern Rugby Football League seasonFive Nations Championship
54th Five Nations Championship series is won by Ireland who complete the Grand Slam, their last for 61 years.World Snooker Championship – Fred Davis beats Walter Donaldson 84-61.Speed Skating World Championships
Men's All-round Champion – Odd Lundberg (Norway)Women's All-round Champion – Maria Isakova (USSR)1948 Winter Olympics (Men)
500m – gold medal: Finn Helgesen (Norway)1500m – gold medal: Sverre Farstad (Norway)5000m – gold medal: Reidar Liaklev (Norway)10000m – gold medal: Åke Seyffarth (Sweden)1948 Winter Olympics (Women)
not contestedAustralia
Australian Men's Singles Championship – Adrian Quist (Australia) defeats John Bromwich (Australia) 6–4, 3–6, 6–3, 2–6, 6–3Australian Women's Singles Championship – Nancye Wynne Bolton (Australia) defeats Marie Toomey (Australia) 6–3, 6–1England
Wimbledon Men's Singles Championship – Bob Falkenburg (USA) defeats John Bromwich (Australia) 7–5, 0–6, 6–2, 3–6, 7–5Wimbledon Women's Singles Championship – Louise Brough Clapp (USA) defeats Doris Hart (USA) 6–3, 8–6France
French Men's Singles Championship –French Women's Singles Championship –USA
American Men's Singles Championship –American Women's Singles Championship –Davis Cup
1948 Davis Cup – United States 5–0 Australia at West Side Tennis Club (grass) New York City, United StatesAssociated Press Male Athlete of the Year – Lou Boudreau, Major League BaseballAssociated Press Female Athlete of the Year – Fanny Blankers-Koen, Track and field