_Randulf STAPLETON ____+
                                            | (1110 - 1148)         
                       _John STAPLETON _____|
                      | (1140 - 1199)       |
                      |                     |_Agnes of BILLINGFORD _
                      |                       (1120 - 1148)         
 _William STAPLETON __|
| (1172 - ....)       |
|                     |                      _______________________
|                     |                     |                       
|                     |_____________________|
|                                           |
|                                           |_______________________
|                                                                   
|
|--Robert STAPLETON 
|  (1209 - 1291)
|                                            _______________________
|                                           |                       
|                      _____________________|
|                     |                     |
|                     |                     |_______________________
|                     |                                             
|_____________________|
                      |
                      |                      _______________________
                      |                     |                       
                      |_____________________|
                                            |
                                            |_______________________