- Sep 1 The Dwyer Brothers' 3-year-old Kentucky Derby winner Hindoo wins his 19th consecutive race, a purse event at Sheepshead Bay; winning streak snapped 6 days later in the September Handicap at Sheepshead
US National Men's Championship
Sep 3 1st US National Championship Men's Tennis, Newport R.I.: Richard Sears wins inaugural event beating William E. Glyn 6-0, 6-3, 6-2
Bruckner's 6th Symphony
Sep 3 Anton Bruckner completes his 6th Symphony
President Chester A. Arthur
Sep 20 Chester A. Arthur sworn in as 21st President of the United States of America
- Sep 27 Chicago Cubs beat Troy 10-8 before record small "crowd" of 12