1970 in sports
See also: 1969 in sports, other events of 1970, 1971 in sports and the list of 'years in sports'.
Auto Racing
- Stock car racing:
- Pete Hamilton won the Daytona 500
- NASCAR Championship - Bobby Isaac
- Indianapolis 500 - Al Unser, Sr
- USAC Racing - Al Unser, Sr won the season championship
- Formula One Championship - Jochen Rindt of Austria
- 24 hours of Le Mans: the team of Hans Herrmann / Richard Attwood won, driving a Porsche 917
- Rally racing - the team of Bjorn Waldegard / Lars Helmer won the Monte Carlo Rally driving a Porsche 911S.
- Drag racing - the NHRA launches the "Supernationals''. Rick Ramsey wins "Top Fuel"
Baseball
- Robert Peterson's book Only the Ball was White is published. The book brought pressure on Major League Baseball to recognize the African-American players from Negro League baseball by equally honoring those qualified in the United States Baseball Hall of Fame.
- World Series: The American League's Baltimore Orioles win their first World Title by defeating the National League's Cincinnati Reds, 4 games to 1.
Basketball
- NCAA Men's Basketball Championship:
- UCLA wins 80-69 over Jacksonville
- UCLA wins 80-69 over Jacksonville
- NBA Finals:
- New York Knicks won 4 games to 3 over the Los Angeles Lakers
- New York Knicks won 4 games to 3 over the Los Angeles Lakers
Boxing
- February 15 - Carlos Cruz, Featherweight Boxing Champion died in a plane crash
- February 16 - Joe Frazier starts a heavyweight world boxing champion winning streak with the knock out of Jimmy Ellis in five rounds.
Cycling
- Giro d'Italia won by Eddy Merckx of Belgium
- Tour de France - Eddy Merckx of Belgium
- World Cycling Championship: Jean-Pierre Monsere of Belgium
Figure Skating
- World Figure Skating Championships:
- Men's champion: Tim Wood, United States
- Women's champion: Gabrielle Seyfert, Germany
- Pairs champions: Irina Rodnina & Alexej Ulanow, Soviet Union
Football (Soccer)
- Football World Cup held in Mexico: Brazil won 4-1 over Italy
- England - FA Cup: Chelsea won 2-1 over Leeds United
Football (American)
- Super Bowl IV: Kansas City Chiefs won 23-7 over the Minnesota Vikings
Canadian Football League
- Grey Cup: Montreal Alouettes win 23-10 over the Calgary Stampeders
- Vanier Cup: Manitoba Bisons win 38-11 over the Ottawa Gee Gees
Golf
- Grand Slam of golf results:
- May - The Masters - Billy Casper
- June - US Open - Tony Jacklin
- July - British Open - Jack Nicklaus
- August - PGA Championship - Dave Stockton
- PGA tour's leading money winner for the year: Lee Trevino - $157,037
- US Open - Donna Caponi
- LPGA Championship - Shirley Englehorn
- Kathy Whitworth: leading money winner on the LPGA tour, earning $30,235
Thoroughbred Horse Racing
- Australia - Melbourne Cup - Baghdad Note
- Canada - Queen's Plate - Almoner
- France - Prix de l'Arc de Triomphe - Sassafrás
- Ireland - Irish Derby Stakes - Nijinsky II
- Nijinsky II wins the English Triple Crown Races:
- United States Triple Crown Races:
- Kentucky Derby - Dust Commander
- Preakness Stakes - Personality
- Belmont Stakes - High Echelon
Harness Racing
- Fresh Yankee was named "Horse of the Year" by the U.S. Trotting Association and the U.S. Harness Writers Association.
- Most Happy Fella won the United States Pacing Triple Crown races:
- Cane Pace - Most Happy Fella
- Little Brown Jug - Most Happy Fella
- Messenger Stakes - Most Happy Fella
- United States Trotting Triple Crown races:
- Hambletonian - Timothy T
- Yonkers Trot - Victory Star
- Kentucky Futurity - Timothy T
- Australian Inter Dominion Harness Racing Championship:
- Pacers: Bold David
- Pacers: Bold David
Ice Hockey
- Art Ross Memorial Trophy - Bobby Orr becomes the first defenseman in the history of the National Hockey League to lead the league in scoring.
- Hart Memorial Trophy for the NHL's Most Valuable Player: Bobby Orr, Boston Bruins
- Stanley Cup: Boston Bruins win the Cup for the first time in 29 years, defeating the St. Louis Blues 4 games to 0. Defenseman, Bobby Orr is awarded the Conn Smythe Trophy as the series MVP (most valuable player).
- World Hockey Championship
- Men's champion: Soviet Union defeated Sweden
- Men's champion: Soviet Union defeated Sweden
Skiing
Tennis
- Grand Slam in tennis mens results:
- Australian Open - Arthur Ashe
- French Open - Jan Kodes
- Wimbledon championships - John Newcombe
- US Open - Ken Rosewall
- Margaret Smith Court wins the Grand Slam in women's tennis:
- Davis Cup: United States wins 5-0 over Germany F.R in world tennis.
General sporting events
- British Commonwealth Games held in Edinburgh, United Kingdom
- Ray Reardon won the World Professional Snooker Championship
Births
- February 11 - Alistair Brown, English cricket player.
- February 11 - Jason Allyn Scott, USA rower.
- March 30 - Secretariat, two-time Horse of the Year, 1973 Triple Crown winner (+ 1989)
- April 29 - Andre Agassi, tennis player
- May 12 - Mike Weir, Canadian, professional golfer
- May 16 - Gabriela Sabatini, tennis player
- May 24 - Jeff Zgonina, football player
- August 13 - Alan Shearer, England and Newcastle soccer player
- September 28 - Isabelle Brasseur, figure skating world champion
Deaths
- February 15 - Carlos Cruz, Featherweight Champion boxer
- May 19 - Ray Schalk, Major League Baseball player (1912-1929)
- May 31 - Terry Sawchuk, ice hockey goalie
- June 2 - Bruce McLaren, race car driver
- June 16 - Brian Piccolo, American football star
- July 4 - Harold Vanderbilt, 3-time America's Cup winner
- September 3 - Vince Lombardi, NFL coach, Super Bowl trophy and Rotary Lombardi Award named for him
- September 5 - Jochen Rindt, Austrian F1 racing driver
- September 19 - Greville Stevens, English cricketer
- November 5 - Charley Root, Major League Baseball pitcher (1923-1941)


