- Aug 2 NFL New Orleans Saints play 1st ever pre-season game, lose to Los Angeles Rams 16-7 at Anaheim Stadium in California
- Aug 4 34th NFL Chicago College All-Star Game: Green Bay 27, All-Stars 0 ; 70,934 at Soldier Field
- Aug 5 First exhibition after AFL/NFL merger, Denver Broncos (AFL) surprise Detroit Lions (NFL), 13-7 at University of Denver
Baseball Record
Aug 6 Future Baseball Hall of Fame 3rd baseman Brooks Robinson (Baltimore Orioles) hits into MLB record 4th career triple play
- Aug 6 Minnesota Twins pitcher Dean Chance throws a perfect no-hitter vs Boston Red Sox, 2-0 in 5 innings before game is called because of weather
- Aug 12 New Orleans Saints 1st pre-season victory, beat St Louis 23-14
- Aug 18 Boston Red Sox Tony Conigliaro is beaned by Angels Jack Hamilton at Fenway Park; injuries including a fractured cheekbone, dislocated jaw, and eye damage kept him from returning for a year and a half, and led to improvements in batting helmets
Golf Tournament
Aug 20 LPGA Western Open Women's Golf, Pekin CC: Kathy Whitworth wins by 7 strokes from Sandra Haynie
- Aug 21 MLB Kansas City Athlteics utility player Ken Harrelson becomes baseball's first free agent when he is abruptly released by the team, after he reputedly refers to team owner Charlie Finley "a menace to baseball"
- Aug 25 Minn Twin Dean Chance 2nd no-hitter of month beats Cleveland, 2-1
- Aug 26 Dean Chance pitches a 2-1 no-hitter, & Twins sweep Cleveland
- Aug 28 MLB Boston Red Sox sign 1st free-agent outfielder Ken Harrelson for $75,000 bonus
- Aug 29 Yanks longest day, Red Sox take 1st game 2-1 in 9, Yanks win 2nd game in 20, 4-3 a total of 8 hours & 19 minutes
Baseball Players
Basketball Stars
Boxers
Footballers
NFL Stars
Tennis Champions