 | 6th Earl of Surrey John de Warenne (1231-1304) 
|
 | Alice Lusignan (1224-1256)
|
| Earl of Oxford Robert de Vere (1240-1296)
|
| Alice de Saunford (1231-1317)
|
| Mary de Vere (1262- )  |
| Alfonso de Vere (1266-1329) |
| Joan de Vere (1264-1293)
|
| William de Warenne (1256-1286)
|
| Countess of Arundel Alice de Warenne (1287-1338) |
| 7th Earl of Surrey John de Warenne (1286-1347) |
