| Cadell ap Rhodri Mawr of S. Wales King of South Wales (~0847 - ~0908) |
Llywarch ap Hyfaidd Hymeid of Dyfed P. of Dyfed (~0867 - 0904) |
| Rheingar |
| Hywel (Howel) Dda "The Good" ap Cadell Llewellyn of S. Wales Prince of All Wales, of Deheubarth | Elen verch Llywarch of Dyfed |
| b. abt 0887, Dynevor Castle, Llandeilo, Carmarthenshire, Dyfed, Wales d. 948/0950 bur. occ. cen. im. . ud. |
b. abt 887/0900, Dyfed, Wales d. 0943 bur. occ. cen. im. . ud. |
| Owain ap Hywel (Howel) Dha of S. Wales Prince Of South Wales, Of Dheubarth Edwin ap Hywel Dda Rhodri ap Hywel Ddas Angharad verch Hywel Dda Llewellyn of South Wales |