- Jun 1 Ion Antonescu, Romanian army officer (Marshall; Cheif of Staff, 1933-34), authoritarian politician (Prime Minister and Conducător, 1940-44), is executed by firing squad after having been convicted of war crimes at 63
- Jun 1 Leo Slezak, Moravian dramatic tenor and actor (Othello; Zirkus Saran; Husaren heraus), dies from a heart attack at 72
- Jun 3 Mikhail Kalinin, Soviet Chairman of the Presidium of the Supreme Soviet of the Soviet Union (1938-46), dies at 60
- Jun 5 Maud Watson, British tennis player (first Wimbledon female champion 1884-85), dies at 81
Gerhart Hauptmann (1862-1946)
Jun 6 German author (Before Dawn - Nobel Prize in Literature, 1912), dies at 83
Jack Johnson (1878-1946)
Jun 10 American boxer (1st African-American world heavyweight champion 1908-15), dies in a car accident aged 68
John Logie Baird (1888-1946)
Jun 14 Scottish inventor and father of the television, dies of a stroke at 57
- Jun 14 Kristian Hellström, Swedish athlete (Olympic bronze 1,500m 1906) and executive (first Secretary-General International Association of Athletics Federations 1913-14), dies at 65
- Jun 16 Ludwig Winder, Austrian-Czech writer and journalist, dies of heart disease at 57
- Jun 16 Miloje Milojević, Serbian composer, dies at 61
- Jun 17 Joe Dawson, American auto racer (Indianapolis 500 1912), dies at 56
- Jun 21 Heinrich Kaminski, German composer, dies at 59
- Jun 23 William S. Hart, American silent film actor (Wild Bill Hickok, Tumbleweeds), dies at 81
- Jun 24 Louise Whitfield Carnegie, American philanthropist (b. 1857)
- Jun 26 Max Kögel, SS officer (b. 1895)
- Jun 26 Yosuke Matsuoka, Minister for Foreign Affairs of Japan (b. 1880)
- Jun 28 Antoinette Perry, American stage actress, theater director, co-founder of the American Theatre Wing, and namesake of the Tony Award, dies of a heart attack at 58
- Jun 28 Eduard Veterman, Dutch painter/playwright, dies in an auto accident
- Jun 29 Frank Hadow, British tennis player (Wimbledon 1878; first exponent of the lob), dies at 91
- Jun 30 Michael Zadora, American composer and pianist, dies at 64
Assassination
Drug Overdose
Gunshot Wound
Murder
Plane Crash
Suicide