James Buchanan
Jun 1 James Buchanan, 15th US President (1857-61), dies at 77

James Buchanan
- Jun 5 Anselm Hüttenbrenner, Austrian composer, dies at 73
James Brooke
Jun 9 James Brooke, British adventurer and 1st Rajah of Sarawak (1841-68), dies of a stroke at 65

James Brooke
- Jun 10 Michael Obrenovic, ruler of Serbia (1839-42,1860-68), murdered at 44
- Jun 22 Heber C. Kimball, American religious leader (b. 1801)
- Jun 25 Carlo Matteucci, Italian physicist and neurophysiologist (bioelectricity), dies at 57
- Jun 25 Alexander Mitchell, Irish engineer (inventor of the screw-pile lighthouse), dies at 88