_Thomas of WIMONDHAM _+
                                              | (.... - 1386)        
                       _John of WYMONDHAM ____|
                      | (.... - 1415)         |
                      |                       |_Margaret WALCOT _____
                      |                         (1360 - 1416)        
 _John WYMONDHAM _____|
| (.... - 1445)       |
|                     |                        ______________________
|                     |                       |                      
|                     |_Elizabeth SHARINGTON _|
|                       (1350 - ....)         |
|                                             |______________________
|                                                                    
|
|--John WYNDHAM 
|  (1415 - 1475)
|                                              ______________________
|                                             |                      
|                      _______________________|
|                     |                       |
|                     |                       |______________________
|                     |                                              
|_Margaret SEGRAVE ___|
  (1400 - ....)       |
                      |                        ______________________
                      |                       |                      
                      |_______________________|
                                              |
                                              |______________________