- Jan 3 Jack Pickford, Canadian-American actor (The Little Shepherd of Kingdom Come), dies at 37
- Feb 24 Spottiswoode Aitken, Scottish actor (The Birth of a Nation, The Avenging Conscience), dies at 65
- Mar 17 Ferdinand Von Alten, German-Russian actor (Champagne), dies at 48
- Apr 28 Robin Irvine, British actor (Easy Virtue, When Boys Leave Home), dies of pleurisy at 31
- May 15 Ernest Torrence, Scottish actor (I Cover the Waterfront, Hunchback of Notre Dame), dies from complications following surgery for gall stones at 54
- Jun 25 Bill Dana [William Szathmary], American comedian, characters actor (José Jiménez), and screenwriter (The Nude Bomb, The Bill Dana Show), dies at 92
- Jun 29 Roscoe "Fatty" Arbuckle, American actor (The Bell Boy, Moonshine, Keystone comedies), dies from a heart attack at 46
- Aug 3 Arthur Collins, singer/comedian (Peerless Quartet), dies at 69
- Aug 28 Helen Dunbar, American actress (b. 1863)
- Oct 5 Renee Adoree, actress (Big Parade), dies at 35
- Oct 25 Lillian Hall-Davies actress (Farmer's Wife, Ring), dies at 36
- Nov 5 Texas Guinan, American saloon keeper, actress, and musician (b. 1884)
- Nov 12 James T. Kelley, Irish actor (The Rink, The Immigrant), dies at 79