_Roger II SEYMOUR ___+
                                            | (1367 - 1420)       
                       _John SEYMOUR _______|
                      | (1395 - 1464) m 1424|
                      |                     |_Maud ESTURNEY ______
                      |                                           
 _John SEYMOUR _______|
| (1425 - 1463)       |
|                     |                      _____________________
|                     |                     |                     
|                     |_Isabel WILLIAM _____|
|                       (.... - 1486) m 1424|
|                                           |_____________________
|                                                                 
|
|--John SEYMOUR 
|  (1450 - 1491)
|                                            _____________________
|                                           |                     
|                      _____________________|
|                     |                     |
|                     |                     |_____________________
|                     |                                           
|_Elizabeth COKER ____|
  (1436 - ....)       |
                      |                      _____________________
                      |                     |                     
                      |_____________________|
                                            |
                                            |_____________________