Events in Sport
- Sep 4 Future Baseball Hall of Fame pitchers Christy Mathewson & Mordecai Brown face each other for a final time; after 25 contests Mathewson takes a 13-12 advantage with Reds 10-8 winners over Cubs
- Sep 5 US National Championship Men's Tennis: R. Norris Williams beats Bill Johnston 4-6, 6-4, 0-6, 6-2, 6-4 for his 2nd and final US singles crown
- Sep 30 Giants lose to Braves 8-3, ends 26 consecutive win streak
Birthdays in Sport
- Sep 2 Dorothy May Bundy-Cheney, American tennis player (141 US tennis titles), born in LA, CA, (d. 2014)
- Sep 12 Tony Bettenhausen, American race car driver, born in Tinley Park, Illinois (d. 1961)