| Male Sandde Ap Alcwn, of Brnffenigl |
| Birth | 678 | |
| Death | Yes, date unknown | |
| Burial | ||
| Marriage | ||
| Father | Alcwn Ap Tegid, of Brnffenigl | F1383 Group Sheet | |
| Mother | ||
| Female Celeinion Ferch Tudwal, of Man |
| Birth | 685 | |
| Death | Yes, date unknown | |
| Burial | ||
| Father | King of Man Tudwal Ap Anarawd | F1392 Group Sheet | |
| Mother | ||
| Male + Elidir Ap Sandde, of Brnffenigl |
| Birth | 709 | |
| Death | Yes, date unknown | |
| Burial | ||
| Spouse | Celemion Ferch Tudwal, Wife, of Man | F1381 | |
| Marriage | ||