See also
| Husband: | Cagwgon + ap ELYSTAN (998- ) | |
| Wife: | Efa + VERCH GWRGAN (995- ) | |
| Children: | Leuaf +ap CADWAGON (c. 1005- ) | |
| Iowerth + ap CADWGON (1020-1060) | ||
| Name: | Cagwgon + ap ELYSTAN | |
| Sex: | Male | |
| Father: | Elystan + Glodrydd ap CUHELYN (956- ) | |
| Mother: | Gwenllina + VERCH EINION (956- ) | |
| Birth | 0998 | Buillth, Breconshire, Wales |
| Name: | Efa + VERCH GWRGAN | |
| Sex: | Female | |
| Father: | Gwrgan + AP ITHEL (978-1045) | |
| Mother: | Nest VERCH GWYN (980-1039) | |
| Birth | 0995 | Glamorganshire, Wales |
| Name: | Leuaf +ap CADWAGON | |
| Sex: | Male | |
| Birth | 1005 (est) | Radnorshire, Wales |
| Name: | Iowerth + ap CADWGON | |
| Sex: | Male | |
| Spouse: | Gwenllian + verch AARON (1026-1101) | |
| Birth | 1020 | Radnorshire, Wales |
| Death | 1060 (age 39-40) | Radnorshire, Wales |