- Jun 2 Louis Vierne, French organist (Notre-Dame, 1900-37), and composer (Messe solennelle), dies at the console at 66
- Jun 4 Keke Geladze, Russian seamstress who was the mother of Soviet dictator Joseph Stalin, dies at 78 or 81
Jean Harlow
Jun 7 Jean Harlow [Harlean Carpentier], American actress and 1930s' sex goddess (Dinner at 8, Bombshell), dies from gallbladder infection at 26
Jean Harlow
Robert Borden
Jun 10 Robert Borden, 8th Prime Minister of Canada (C: 1911-20), dies at 82
Robert Borden
- Jun 11 R. J. (Reginald Joseph) Mitchell, British aircraft designer (b. 1895)
- Jun 12 Mikhail Tukhachevsky, Marshal of the Soviet Union (b. 1893)
- Jun 18 Gaston Doumergue, 60th Prime Minister of France (1913-14 and 1934) and 1st protestant French President (1924-31), dies at 73
- Jun 19 J. M. [James Matthew] Barrie, Scottish novelist and playwright (Peter Pan), dies at 77
- Jun 25 Colin Clive, British actor (Frankenstein, Bride of Frankenstein, Mad Love), dies from complications of tuberculosis at 37
- Jun 26 Adolf Erman, German Egyptologist (Grammar of Ancient Egypt), dies at 82
- Jun 28 Max Adler, Austrian socialist theorist, dies at 64