| Male Sir Edmund de Mortimer, Lord of Wigmore |
| Birth | 1261 | |
| Death | 17 Jul 1304 | |
| Burial | ||
| Marriage | ||
| Father | Roger de Mortimer, Lord of Wigmore | F3290 Group Sheet | |
| Mother | Maud de Braose | F3290 Group Sheet | |
| Female Margaret de Fiennes |
| Birth | ||
| Death | 7 Feb 1333 | |
| Burial | ||
| Father | Sir William de Fiennes | F4332 Group Sheet | |
| Mother | Lady Blanche de Brienne, of Loupeland | F4332 Group Sheet | |
| Male Sir Roger de Mortimer, Earl Of March |
| Birth | 25 Apr 1287 | |
| Death | 29 Nov 1330 | |
| Burial | ||
| Spouse | Joan de Geneville | F3283 | |
| Marriage | Abt 1306 | |