_Henry SEWALL I_______+
                                            | (1544 - 1628)        
                       _Henry SEWALL II_____|
                      | (1576 - 1654) m 1614|
                      |                     |_Margaret GRAZEBROOK _+
                      |                       (1556 - 1629)        
 _Henry SEWALL III____|
| (1615 - 1700)       |
|                     |                      ______________________
|                     |                     |                      
|                     |_Anne HUNT __________|
|                       (.... - 1615) m 1614|
|                                           |______________________
|                                                                  
|
|--John SEWALL 
|  (1654 - 1699)
|                                            ______________________
|                                           |                      
|                      _____________________|
|                     |                     |
|                     |                     |______________________
|                     |                                            
|_Jane DUMMER ________|
  (1627 - 1700)       |
                      |                      ______________________
                      |                     |                      
                      |_____________________|
                                            |
                                            |______________________