| b 1222, Winchester, Hampshire, , England | ||||
| d 20 Aug 1296, , , , England | Saher De Quincy | c 1296, | Robert De Quincy | Maud De Senlis | > |
| Saher IV De Quincy, Earl | b 1100 | |||
| | b 1155 | Orabella | |||
| Roger De Quincy, Earl | d 03 Nov 1219 | b 1131 | Robert II De Beaumont, [Earl] | > |
| |b 1204 | | | Robert III De Beaumont, [Earl Leicester] | Amice De (Uta) Gael_(Waiet), [Countess] | > |
| |d 25 Apr 1264 | Margaret De Beaumont | b 1130 | Hugh II De Grentmesnil, Baron | > |
| | | b 1154 | Petronilla Grentmesnil | Mrs. Hugh De Grentmesnil | |
| Helen (Ellen) De Quincy | d 12 Jan 1234 | b 1134 | ||
| |Alan La Zouche | | | |||
| | | | | |||
| Helen De De Galloway | ||||
| b 1208 | | | |||
| d 21 Nov 1245 | ||||
| 1 | < | Eudes La Zouche |
Source: 'Burke's Presidential Families of the United States of America', H. Montgomery-Massingberd, 1975, Appendix C Section 3.