The St. John Genealogy Project
Origin and Ancestry DNA Database & Electronic Archive
 MaleRobert Cornu |
| Birth | ||
| Death | ||
| Burial | ||
| Marriage | ||
| Father | Walter Cornu | F995730 Group Sheet | |
| Mother | Constance St. John, of Thornbury, Devon | F995730 Group Sheet | |
 FemaleIsabella Brightley |
| Birth | aft. 1346 | |
| Death | 21 Oct 1466 | |
| Burial | ||
| Father | Sir John Brightley | F995717 Group Sheet | |
| Mother | Agnes de Merton, m. Sir John Brightley | F995717 Group Sheet | |
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