| Owain "Cyfeiliog" ap Gruffydd (~1117 - 1197) |
Robert II Corbet 4th Baron, Lord Of Caus (~1160 - >1222) |
| Gwenllian I Verch Owain (~1124 - ) |
Emma Pantulf (1162 - >1227) |
| Gwenwynwyn ap Owain Prince Powis | Margaret or Margred Corbet |
| b. abt 1151/1165, Of Montgomeryshire, England d. 1216 bur. occ. cen. im. . ud. |
b. abt 1188, Of Caus, Shropshire, England d. bur. occ. cen. im. . ud. |
| Gruffyd de la Pole ap Gwenwynwyn Prince of Powys |