 | 6th Earl of Arundel John FitzAlan (1223-1267) 
|
 | Maud de Verdun (1225-1283)
|
| Joan FitzAlan (1267-1316)  |
| Roger Mortimer (1231-1282)
|
| Maud de Braose (1226-1301)
|
| Edmund Mortimer (1251-1304) |
| Margaret Mortimer ( -1297) |
| Geoffrey Mortimer ( -1273) |
| Knight William Mortimer ( -1297) |
| 7th Earl of Arundel John FitzAlan (1246-1272)
|
| Isabella Mortimer (1248-1292)
|
| 8th Earl of Arundel Richard FitzAlan (1267-1302) |
