Charles R. Drew
Apr 1 Charles R. Drew, American physician and surgeon who pioneered blood plasma research and developed the blood bank concept, dies in a car crash at 45
Charles R. Drew
- Apr 3 Adolf Wiklund, Swedish composer, dies at 70
- Apr 3 Carter G. Woodson, American historian (African American studies), dies at 74
- Apr 3 Kurt Julian Weill, German composer (Dreigroschenoper), dies at 50
- Apr 7 Walter Huston, Canadian actor (Maltese Falcon, Treasure of Sierra Madre), dies from an aneurysm at 67
- Apr 8 Albert Ehrenstein, Austria writer (Strum), dies at 63
- Apr 8 Vaslav Fromich Nijinsky, Ukrainian ballet dancer, dies in London
- Apr 14 Sri Ramana Maharshi, Indian philosopher (b. 1879)
- Apr 19 Lord Berners [Gerald Tyrwhitt], English composer (1st Childhood), dies at 66
- Apr 22 Charles H Houston, architect of NAACP legal campaign, dies at 54
- Apr 26 G. Murray Hulbert, American politician (b. 1881)
- Apr 27 Adam Tadeusz Wieniawski, composer, dies at 70
- Apr 27 Karl Straube, German organist/conductor, dies
- Apr 27 Hobart Cavanaugh, American actor (Border Town, Black Angel), dies at 63