| Father | Gronwy ap EINION (1195 - 1206) |
| Mother | Lliwelydd VERCH EINION CLUD (1170 - ) |
| Sibling | Rhys ap GRONWY (1185 - ) |
| Sibling | Gruffudd AP GRONWY (1180 - ) |
| Sibling | Elen Ferch GRONWY (1182 - ) |
| Sibling | Iorwerth AP GRONWY (1186 - ) |
| Sibling | Elen GRONWY (1200 - ) |
| Sibling | Gruffudd AP GRONWY (1200 - ) |
| Sibling | Henry AP GRONWY (1200 - ) |
| Sibling | Iorwerth AP GRONWY (1200 - ) |
| Sibling | Jonet VERCH GRONWY (1200 - ) |
| Sibling | Rhys AP GRONWY (1200 - ) |
| Sibling | Sioned FERCH GRONWY (1200 - ) |
| Sibling | Bleddyn ap GRONWY ( - ) |
| Sibling | Iorwerth ap GRONWY ( - ) |