- Jun 1 Hristo Botev, Bulgarian poet and revolutionary, dies at 28
- Jun 8 George Sand [Amantine-Lucile-Aurore Dudevant], French author (Indiana, Consuelo), dies at 71
- Jun 17 Harriet Scott, American ex-slave, who with husband Dred Scott unsuccessfully sued for their freedom
- Jun 18 August Rockel, German composer, dies at 61
Santa Anna (1794-1876)
Jun 21 President of Mexico who dominated Mexican history in the first half of the 19th century, dies at 82
- Jun 25 Boston Custer, brother of George Armstrong Custer, dies at Battle of the Little Bighorn at 27
George Armstrong Custer (1839-1876)
Jun 25 United States Army officer and cavalry commander in the American Civil War and the American Indian Wars, dies at the Battle of Little Bighorn aged 36
- Jun 25 John Patton, American trumpeter, dies at the Battle of the Little Bighorn at 24 or 25
- Jun 25 Lame White Man, Cheyenne, dies at the Battle of the Little Bighorn
- Jun 25 Myles Keogh, US officer, dies at the Battle of the Little Bighorn
- Jun 25 Thomas W. Custer, brother of George Custer, dies at the Battle of the Little Bighorn
- Jun 27 Christian Gottfried Ehrenberg, German naturalist and zoologist (micro-organisms), dies at 81
- Jun 27 Harriet Martineau, British controversial journalist, political economist, abolitionist and life-long feminist, dies at 74
- Jun 28 August Wilhelm Ambros, Austrian Czech musicologist (History of Music), dies at 59
Assassination
Drug Overdose
Gunshot Wound
Murder
Plane Crash
Suicide