- Jan 1 Willie Keeler, American Baseball Hall of Fame outfielder (highest career AB-per-strikeout ratio in MLB history; NL batting champion 1897, 98 Baltimore Orioles), dies of tuberculosis at 50
- Jan 2 Sam Carter, African American resident of Rosewood Florida, lynched in the Rosewood Massacre
- Jan 3 Jaroslav Hašek, Czech writer (The Good Soldier Švejk), dies of heart failure at 39
Katherine Mansfield (1888-1923)
Jan 9 New Zealand short story writer (The Garden Party), dies of tuberculosis at 34
- Jan 14 Zübeyde Hanım, Mother of Turkish leader Mustafa Kemal Atatürk (b. 1857)
- Jan 18 Wallace Reid, American actor, director and screenwriter referred to as "the screen's most perfect lover" (Every Inch a Man), dies from morphine addiction at 31
- Jan 23 Max Nordau, Austrian author, philosopher, and Zionist leader (b. 1849)
Assassination
Car Crash
Hanging
Killed in Action
Plane Crash
Poisoning