_William LOWTHER ____
                                                     |                     
                              _Tristram LOWTHER _____|
                             |                       |
                             |                       |_Barbara GERGORY ____
                             |                                             
 _William Dawson LOWTHER Sr._|
| (1784 - ....) m 1821       |
|                            |                        _John DAWSON ________+
|                            |                       | (1730 - 1770)       
|                            |_Penelope Eden DAWSON _|
|                                                    |
|                                                    |_Mary JOHNSTONE _____+
|                                                      (1720 - ....)       
|
|--Margaret Blair LOWTHER 
|  (.... - 1894)
|                                                     _____________________
|                                                    |                     
|                             _______________________|
|                            |                       |
|                            |                       |_____________________
|                            |                                             
|_Eliza Ann SAWYER __________|
   m 1821                    |
                             |                        _____________________
                             |                       |                     
                             |_______________________|
                                                     |
                                                     |_____________________