______________________
                                              |                      
                         _John MCKENZIE ______|
                        | (1780 - 1837) m 1810|
                        |                     |______________________
                        |                                            
 _David Jesse MCKENZIE _|
| (1811 - 1878)         |
|                       |                      _David Clinton COCKE _
|                       |                     | (1756 - 1827) m 1773 
|                       |_Martha COX _________|
|                         (1780 - 1850) m 1810|
|                                             |_Jemima LEACH ________+
|                                               (1749 - 1834) m 1773 
|
|--Lafayette MCKENZIE 
|  (1836 - 1905)
|                                              ______________________
|                                             |                      
|                        _____________________|
|                       |                     |
|                       |                     |______________________
|                       |                                            
|_Anna SAUNDERS ________|
  (1818 - 1870)         |
                        |                      ______________________
                        |                     |                      
                        |_____________________|
                                              |
                                              |______________________