- Jun 4 Tommy Ladnier, American jazz trumpeter (Lovie Austin; King Oliver; New Orleans Feetwarmers; Noble Sissle; Sidney Bechet), dies of a heart attack at 39
- Jun 5 Elijah Beardsworth, British world quick shaving champion, dies
- Jun 5 Frank van de Goes, Dutch writer and Marxist theorist, dies at 80
- Jun 9 Owen Moore, Irish actor (She Done Him Wrong), commits suicide at 52
- Jun 13 Arthur Coningham, Australian cricketer (one Test for Australia 1894), dies at 75
- Jun 13 Volter Kilpi, Finnish writer (Suljetuilla Porteilla), dies at 64
- Jun 16 Chick Webb, American jazz drummer and big band bandleader (introduced Ella Fitzgerald), dies of Pott's disease (tuberculosis of the spine), at 34
- Jun 17 Eugene Weldman, the last person to be publicly guillotined in France, dies at 31. When asked if he had remorse for his victims he had killed, he replied, “Remorse, what for? I didn’t even know them”
- Jun 18 Frans "Sas" van Aerschot, Flemish operetta actor (Paljas), dies at 73
- Jun 19 Grace Abbott, American social worker (US Children's Bureau), dies at 60
- Jun 25 Richard Seaman, British auto racer (German GP 1938), dies in a race accident in Belgian Grand Prix at 26
- Jun 26 Ford Madox Ford [Hueffer], British novelist (The Good Soldier), critic, and journal editor (The Transatlantic), dies at 65
- Jun 27 David Werner Amram, American lawyer, legal and Talmudic scholar, Zionist, and author (The Makers of Hebrew Books in Italy), dies at 73
Assassination
Drug Overdose
Gunshot Wound
Murder
Plane Crash
Suicide