| John II | |
|---|---|
.png) | |
| Duke of Brittany | |
| Reign | 8 October 1286 – 18 November 1305 |
| Predecessor | John I |
| Successor | Arthur II |
| Born | 3/4 January 1239 |
| Died | 18 November 1305 (aged 66) Lyon, Kingdom of Arles |
| Burial | Notre-Dame des Carmes |
| Spouse | |
| Issue | |
| House | Dreux |
| Father | John I, Duke of Brittany |
| Mother | Blanche of Navarre |
John II (Breton: Yann; French: Jean; 1239 – 18 November 1305) reigned as Duke of Brittany from 1286 until his death, and was also Earl of Richmond in the Peerage of England. He took part in two crusades prior to his accession to the ducal throne. As a duke, John was involved in the conflicts between the kings of France and England. He was crushed to death in an accident during the celebrations of a papal coronation.