_____________________
                                             |                     
                        _John II of MORTEYN _|
                       | (1260 - 1296)       |
                       |                     |_____________________
                       |                                           
 _John III of MORTEYN _|
| (1274 - 1347)        |
|                      |                      _Hugh of GOBION _____+
|                      |                     | (1210 - 1275)       
|                      |_Joan of GOBION _____|
|                        (1248 - 1312)       |
|                                            |_Matilda LNU ________
|                                              (1240 - 1311)       
|
|--Jane of MORTEYN 
|  (1303 - 1324)
|                                             _____________________
|                                            |                     
|                       _____________________|
|                      |                     |
|                      |                     |_____________________
|                      |                                           
|_Joan EKNEY __________|
  (1277 - ....)        |
                       |                      _____________________
                       |                     |                     
                       |_____________________|
                                             |
                                             |_____________________