_____________________
                                                 |                     
                       __________________________|
                      |                          |
                      |                          |_____________________
                      |                                                
 _Vincent DAWSON _____|
| (1780 - 1841)       |
|                     |                           _____________________
|                     |                          |                     
|                     |__________________________|
|                                                |
|                                                |_____________________
|                                                                      
|
|--William DAWSON 
|  (1814 - 1860)
|                                                 _Patrick PORTER _____
|                                                | (1737 - 1795)       
|                      _John Walker PORTER ______|
|                     | (1759 - 1842)            |
|                     |                          |_Susannah WALKER ____
|                     |                            (1739 - 1795)       
|_Jane PORTER ________|
  (1795 - 1870)       |
                      |                           _Peter HUTCHINSON ___
                      |                          | (1748 - 1785)       
                      |_Martha Patsy HUTCHINSON _|
                        (.... - 1854)            |
                                                 |_Nancy GREEN ________+
                                                   (1763 - 1820)