- Jun 1 Ödön von Horváth, Hungarian writer (A Child of Our Time), dies at 36
- Jun 6 Rafael Guízar y Valencia, Mexican Catholic bishop (cared for the wounded, sick, and dying during the Mexican Revolution), dies at 60
- Jun 7 Norbert Fonteyne, Flemish writer (How Flemings Came Late), dies
- Jun 14 William Wallace Campbell, American astronomer and Director of Lick Observatory, dies at 76
- Jun 15 Ernst L Kirchner, German painter, dies at 58
- Jun 17 H V "Ranji" Hordern, cricketer (7 Tests for Australia 1910-12, dies
- Jun 22 C. J. Dennis, Australian poet (The Songs of a Sentimental Bloke), dies at 61
- Jun 24 "Digger" Robertson, cricketer (Test for Australia 1885), dies
James Weldon Johnson
Jun 26 James Weldon Johnson, African American leader (NAACP), dies in a car crash at 67
James Weldon Johnson
- Jun 30 Milan Rakic, Serbian poet (Nove Pesme), dies at 61