__
                                            |  
                       _Robert THORNTON ____|
                      | (1610 - ....)       |
                      |                     |__
                      |                        
 _William THORNTON ___|
| (1633 - 1665)       |
|                     |                      __
|                     |                     |  
|                     |_____________________|
|                                           |
|                                           |__
|                                              
|
|--William THORNTON II
|  (1665 - 1690)
|                                            __
|                                           |  
|                      _____________________|
|                     |                     |
|                     |                     |__
|                     |                        
|_Mary WARING ________|
  (1635 - 1668)       |
                      |                      __
                      |                     |  
                      |_____________________|
                                            |
                                            |__