| b 1422, | ||||
| | | ||||
| William Heron, Sir Knight | ||||
| |b Nov1400 | | | |||
| |d 1425 | ||||
| | | ||||
| Elizabeth Heron | Robert Ogle, Sir | > | ||
| |John Heron, Sir | Robert Ogle, [Sir Knight] | Elena Bertram | > | |m 11 Jul 1438 | Robert Ogle, Sir | b 1351 | Alan De (Heton) Heaton, [Sir Knight] | > |
| | | |b 1369 | Joan De Heaton | Constance Lilburn | > |
| Elizabeth Ogle | d 12 Aug 1436 | b 1342 | Thomas Grey, [Sir Knight] | > |
| | | Thomas Grey, [Sir Knight] | Margaret De Pressene | > | |
| Matilda 'Maud' Grey | b 1359 | John De Mowbray, [Baron Mowbray] | > | |
| b 1394 | Joan De Mowbray | Elizabeth De Segrave, [Baroness] | > | |
| d 22 Aug 1451 | b 1363 | |||
Source: 'Ancestral Roots of Certain American Colonists ...', Frederick Lewis Weis, 1993, p 185.