| Ralph de Mortimer & Gwaldys Verch Llewelyn | |
| Husband | Wife |
| Ralph de Mortimer | Gwaldys Verch Llewelyn |
|
b: 1190 Wigmore, Herefordshire, England d: 6 Aug 1246 |
b: about 1205 Caernarvonshire, Wales d: 1251 |
| Marriage: in 1220 in England. | |
| Parents | |
| Roger de Mortimer (~1155 - 1214) | Llewelyn Ap Iorwerth (1173 - 1240) |
| Isabel de Ferrers (1172 - <1252) | Tangwysti Verch Llymarch (~1168 - ) |
| Grand Parents | |
| Hugh de Mortimer (1108 - 1185) | Iorwerth Ap Owain (1145 - ~1184) |
| Maud de Meschines (~1126/1144 - >1190) | Margred Verch Madog (~1129 - ) |
| William de Ferrers (~1140 - 1190) | Llymarch "Goch" Ap Iorwerth (~1139 - ) |
| Goda de Toni (~1140 - ) | Tangwysti Verch Llywarch (~1141 - ) |
| Children (Family Detail) | |
| Sir Roger de Mortimer | - b: 1231 Cwmaron Castle, Radnor, Wales |