- Jun 5 Georges Mandel [Louis Rothschild], French politician and resistance leader, born in Chatou, Yvelines (d. 1944)
- Jun 7 Percy Brier, Australian composer, born in North Pine, Queensland (d. 1970)
- Jun 8 Karl Genzken, Nazi physician, Chief of the Medical Office of the Waffen-SS, born in Preetz, German Empire (d. 1957)
- Jun 12 Werner Erich Josten, German composer (Jungle), born in Elberfeld, Germany (d. 1963)
- Jun 16 Tom Howard, Irish-American vaudeville and radio comedian (It Pays To Be Ignorant), born in County Tyrone, Ireland (d. 1955)
- Jun 19 Stevan Hristić, Serbian composer (Legend of Ohrid; Opeleo), conductor (Belgrade Philharmonic, 1923-34; Belgrade Opera, 1925-35), and pedagogue (Belgrade Music Academy, 1937-50), born in Belgrade, Serbia (d. 1958)
- Jun 20 Andrzej Gawroński, Polish Indologist and scholar, born in Geneva (d. 1927)
- Jun 22 Milan Vidmar, Slovenian engineer and chess player (d. 1962)
- Jun 26 Anna Maria Franciska van Wageningen-Salomons, Dutch author (Girl Student), born in Rotterdam, Netherlands (d. 1980)
- Jun 27 Artúr Harmat, Hungarian composer, born in Bojná, Hungary (d. 1962)
- Jun 28 Berthold Viertel, Austrian screenwriter, born in Vienna, Austria-Hungary (d. 1953)
- Jun 28 Giuseppe Mulè, Italian composer, born in Rome (d. 1951)
- Jun 29 André Gailhard, French classical music composer, born in Paris (d. 1966)
- Jun 29 Virginia Pope, American fashion editor (New York Times), born in Chicago (d. 1978)