Jeannette Rankin (1880-1973)
Jun 11 American politician, 1st woman elected to US Congress (R-Montana), women's rights advocate and pacifist, born in Missoula, Montana
- Jun 15 Mahlon Hamilton, American actor (Honky Tonk, High School Girl, Mississippi), born at Baltimore, Maryland (d. 1960)
- Jun 15 Osami Nagano, Japanese admiral who served as the navy's commander-in-chief in WWII (1941-44), born in Kōchi, Japan (d. 1947)
- Jun 17 Carl Van Vechten, American writer famous for the controversial novel "Nigger Heaven", born in Cedar Rapids, Iowa (d. 1964)
- Jun 19 Jóhann Sigurjónsson, Icelandic writer (Dr Rung), born in Laxamýri, Iceland (d. 1919)
- Jun 21 Arnold Gesell, American psychologist and pediatrician, born in Alma, Wisconsin (d. 1961)
- Jun 21 Josiah Stamp, 1st Baron Stamp, British civil servant, industrialist, economist, statistician and banker, born in Hampstead, London (d. 1941)
- Jun 26 Natalia Brassova, Russian noblewoman, wife of Grand Duke Michael Alexandrovich of Russia, born in Perovo, Moscow, Russian Empire (d. 1952)
Helen Keller (1880-1968)
Jun 27 American political activist, author (The Story of My Life) and lecturer, who was the 1st deaf-blind person to earn a BA, born in Tuscumbia, Alabama
- Jun 29 Harry Frazee, American MLB team owner (Boston Red Sox), born in Peoria, Illinois (d. 1929)
- Jun 29 Ludwig Beck, German general (July 20th plot), born in Biebrich, Germany (d. 1944)