_________________________________
                                                |                                 
                       _Ralph MORTIMER _________|
                      | (1198 - 1246)           |
                      |                         |_________________________________
                      |                                                           
 _Roger MORTIMER _____|
| (1231 - 1282)       |
|                     |                          _Llewelyn ap Iorwerth ABERFFRAW _+
|                     |                         | (1173 - 1240)                   
|                     |_Gwladys verch LLEWELYN _|
|                       (1194 - 1251)           |
|                                               |_Joan of PLANTAGENET ____________+
|                                                 (1188 - 1236)                   
|
|--Isabel of MORTIMER 
|  (.... - 1292)
|                                                _William of BRAOSE ______________
|                                               | (.... - 1211)                   
|                      _William of BRAOSE ______|
|                     | (1200 - 1230)           |
|                     |                         |_Maud of ST. VALERY _____________
|                     |                           (1155 - ....)                   
|_Maud of BRAOSE _____|
  (1224 - 1300)       |
                      |                          _________________________________
                      |                         |                                 
                      |_Eva MARSHAL ____________|
                        (1203 - 1246)           |
                                                |_________________________________