Roger FitzJohn, 4th Baron Warkworth & Clavering
Abt 1201 - Abt 1249 (~ 48 years)(Notes: You may have to scroll down or right to see chart.)
| Ralph de Neville, 2nd Baron Neville of Raby | |
| B: | Abt 1291 |
| D: | 05 Aug 1367 |
| Durham, England | |
| Unknown |
| Euphemia de Clavering | |
| B: | Abt 1266 |
| Warkworth, Northumberland, England | |
| D: | 1329 |
| Warkworth, Northumberland, England | |
| Ralph de Neville, 1st Baron Neville of Raby | |
| B: | 18 Oct 1262 |
| Raby, Durham, England | |
| D: | Abt 18 Apr 1331 |
| Raby, Durham, England | |
| Robert de Clavering, 5th Baron Warkworth & Clavering | |
| B: | Abt 1249 |
| Clavering, Essex, England | |
| D: | 1310 |
| Roger FitzJohn, 4th Baron Warkworth & Clavering | |
| B: | Abt 1201 |
| Warkworth, Northumberland, England | |
| D: | Abt 26 May 1249 |
| Normandy, France | |
| Unknown |