- Aug 1 Pittsburgh and Boston Braves play a MLB record 20 scoreless innings before Pirates win, 2-0 in 21
- Aug 9 Cincinnati Reds manager Christy Mathewson suspects Hal Chase of taking bribes to fix games, and suspends him "for indifferent play"
- Aug 24 Chicago Cubs, win earliest pennent ever (season ended Sept 2)
- Aug 24 Sect Baker grants extended exemption to World Series players
- Aug 27 Christy Mathewson resigns as Cincinnati Reds manager to accept a commission as a captain in chemical warfare branch of US Army
Suspension of Tris Speaker
Aug 28 Tris Speaker suspended for season due to assault on umpire Tom Connolly
- Aug 31 Boston Red Sox, win earliest AL pennent ever (season ended Sept 2)
Baseball Players
Basketball Stars
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Tennis Champions