- Jun 4 Ferdinand I, King of Sicily/Naples (Ferdinand IV), dies
- Jun 5 Odysseas Androutsos, hero in the Greek War of Independence (Chani of Gravia,), executed for supposedly collaborating with the Ottomans at 37
- Jun 9 Pauline Bonaparte, Corsican duchess of Parma and Guastalla, sister of Napoleon Bonaparte, dies at 44
Pierre Charles L'Enfant (1754-1825)
Jun 14 French-born American architect who laid out Washington, D.C., dies at 70
Assassination
Drug Overdose
Gunshot Wound
Murder
Plane Crash
Suicide