_Alexander MACKENZIE _+
                                                      | (1673 - 1727) m 1700 
                       _William Humberston MACKENZIE _|
                      | (1707 - 1770) m 1753          |
                      |                               |_Elizabeth PATERSON __
                      |                                 (1661 - ....) m 1700 
 _Francis MACKENZIE __|
| (1755 - 1815) m 1782|
|                     |                                ______________________
|                     |                               |                      
|                     |_Mary HUMBERSTON ______________|
|                       (1724 - 1813) m 1753          |
|                                                     |______________________
|                                                                            
|
|--Mary Elizabeth Frederica MACKENZIE 
|  (1783 - 1862)
|                                                      ______________________
|                                                     |                      
|                      _______________________________|
|                     |                               |
|                     |                               |______________________
|                     |                                                      
|_Mary PROBY _________|
  (1755 - 1829) m 1782|
                      |                                ______________________
                      |                               |                      
                      |_______________________________|
                                                      |
                                                      |______________________