- Apr 3 Harry James Smith's "Mrs Bumsted-Leigh" premieres in NYC
- Apr 4 Hugh Chalmers, automaker, suggests idea of baseball MVP
- Apr 5 MCC tour match v Jamaica finishes in a tie
- Apr 5 Waldorf W Aster acquires Daily Observer
- Apr 12 1st non-stop London-Paris flight (Pierre Prier in 3h56m)
- Apr 13 Polo Grounds grandstand & left field bleachers go up in flames in Manhattan, New York City
- Apr 13 The US House of Representatives votes to institute direct elections of senators to Congress, a step towards direct democracy
- Apr 15 Jack Lawrence Theater (Playhouse) opens at 137 W 48th St NYC
Johnson's Strike Out Record
Apr 15 Walter Johnson pitches a record tying 4 strike outs in an inning
15th Boston Marathon
Apr 17 15th Boston Marathon won by Clarence DeMar in race record 2:21:39.6; first of 7 race victories
Fanny's First Play
Apr 19 George Bernard Shaw's play "Fanny's First Play" premieres in London
- Apr 27 Following the resignation and death of William P. Frye, a compromise is reached to rotate the office of President pro tempore (for the time being) of the United States Senate
Passive Resistance Suspended
Apr 27 Indian passive resistance in South Africa is suspended when General Jan Smuts enters into negotiations with Mahatma Gandhi
- Apr 30 Portugal approves female suffrage
Admirals
Aviators
Gangsters
Generals
Industrialists
Suffragists