- Sep 2 Ernest Renshaw, British tennis player (Wimbledon 1888), dies of effects of carbolic acid at 38
- Sep 8 Vaclav Hugo Zavrtal, composer, dies at 78
- Sep 14 Henry Bliss, 1st auto death (NYC)
- Sep 17 Charles Alfred Pillsbury, American industrialist (b. 1842)
- Sep 28 Giovanni Segantini, Italian painter (Become his fare), dies