| Tangwystl Goch | ||
| & | ||
| Llywelyn ap Iorwerth
* ~1172 † 1240 | ||
| Gruffydd ap Llywelyn
* ~1198 † 1244 | ||
| Owain ap Gruffydd
† 1282 | ||
| Llywelyn ap Gruffydd
* ~1223 † 1282 | ||
| ∞ 1275 | 
| |
Eleanor de Montfort
![[mer]](up.png)
* 1252 † 1282 | ||
| Dafydd ap Gruffydd
* 1238 † 1283 | ||
| Rhodri ap Gruffydd | ||
| Gwladus ferch Gruffydd | ||
| Catherine ferch Gruffydd | ||
| Margred ferch Gruffydd | ||