| b 1275, Of Hartland, Devon, , England | d 30 Mar 1300, | |||
| | | ||||
| Oliver Dinham, [Sir] | ||||
| |b 1234 | | | |||
| |d 26 Feb 1298 | ||||
| | | ||||
| Josce Dinham | Aubrey De_Vere | > | ||
| | | Robert De Vere | Lucia Essex | > | | | Hugh De Vere, [Earl of Oxford] | b 1164 | Walter Bolebec | > |
| | | |b 1184 | Isabel Bolebec | Sibil De Vesey | |
| Isabel De Vere | d 23 Dec 1263 | b 1164 | Robert De Quincy | > |
| b 1222 | | | Saher IV De Quincy, Earl | Orabella | |
| d AFT FEB 1298 1299 | Hawise De Quincy, Countess | b 1155 | Robert III De Beaumont, [Earl Leicester] | |
| b 1178 | Margaret De Beaumont | Petronilla Grentmesnil | > | |
| b 1154 | ||||