| Name | Mary | |
| Birth | 10 Oct 1344 | Waltham, Near Winchester |
| Gender | Female | |
| Death | 1361-1362 | |
| Person ID | I1239 | Royal family |
| Last Modified | 15 Sep 2005 | |
| Father | Edward III, King Of England, b. 13 Nov 1312, Windsor Castle, Berkshire, England d. 21 Jun 1377, Sheen Palace (Age 64 years) | |
| Mother | Philippa Of Hainault, b. 24 Jun 1311, Valenciennes d. 14 Aug 1369, Windsor Castle, Windsor, Berkshire, England (Age 58 years) | |
| Marriage | 24 Jan 1328 | York Minster |
| Family ID | F451 | Group Sheet | Family Chart |
| Family | John V DE_MONTFORT, Duke Of Brittany d. 1 Nov 1399 | |
| Marriage | 1361 | Woodstock |
| Family ID | F612 | Group Sheet | Family Chart |
| Last Modified | 15 Sep 2005 | |