_Francis THORNTON III_+
                                                | (1714 - 1748) m 1736 
                       _William THORNTON _______|
                      | (1742 - 1800) m 1775    |
                      |                         |_Frances GREGORY _____+
                      |                            m 1736              
 _William THORNTON Jr_|
| (1773 - ....)       |
|                     |                          ______________________
|                     |                         |                      
|                     |_Martha STUART __________|
|                        m 1775                 |
|                                               |______________________
|                                                                      
|
|--Susanna Thompson THORNTON 
|  (1804 - 1836)
|                                                _John THOMPSON _______
|                                               |                      
|                      _Philip Rootes THOMPSON _|
|                     |                         |
|                     |                         |_Elizabeth ROOTES ____+
|                     |                                                
|_Eleanor THOMPSON ___|
                      |
                      |                          ______________________
                      |                         |                      
                      |_Anna DAVENPORT _________|
                                                |
                                                |______________________