| b 1332, Of, Plumpton, Yorkshire, England | ||||
| d 1374, | Nigel De Plumpton | > | 61 06 Apr 1944, !& | Robert De Plumpton | Avicia De Clare |
| Robert Plumpton | b 1241 | Serlonis De Westwick | ||
| | b 1268 | Isabella De Westwick | |||
| William De Plumpton | d 1325 | b 1243 | William De_Roos | > |
| |b 1294 | | | William De Roos | Lucy Fitz Piers | > |
| |d 1362 | Lucy Roos | b 1244 | Ralph Fitz Hugh | > |
| | | b 1270 | Eustache Gresley | ||
| Alicia Plumpton | d 1332 | b 1246 | ||
| |Richard Sherborne-1 + | |m 1374 | John (Alexander) Mowbray | ||
| | | |b 1279 | |||
| Christiana Mowbray | ||||
| b 1305 | | | |||
| d 25 Dec 1362 | ||||