Individual Details
John IV Duke of Brittany
(1339 - 1 Nov 1399)
Events
| Birth | 1339 | ||||
| Marriage | 3 Jul 1361 | Woodstock, Oxfordshire, England - Mary of Waltham, Duchess of Brittany | |||
| Death | 1 Nov 1399 |
Families
| Spouse | Mary of Waltham, Duchess of Brittany (1344 - 1362) |