_Robert ABERNATHY ___
                                            | (1717 - 1792)       
                       _Charles ABERNATHY __|
                      | (1748 - 1824) m 1782|
                      |                     |_____________________
                      |                                           
 _James ABERNETHY ____|
| (1790 - 1859) m 1808|
|                     |                      _Ambrose COBB _______+
|                     |                     | (1729 - 1797)       
|                     |_Barbara COBB _______|
|                       (1758 - 1821) m 1782|
|                                           |_Sarah HOWELL _______
|                                             (1734 - 1815)       
|
|--Ritty ABERNETHY 
|  (1815 - ....)
|                                            _____________________
|                                           |                     
|                      _____________________|
|                     |                     |
|                     |                     |_____________________
|                     |                                           
|_Polly ROCKETT ______|
  (.... - 1820) m 1808|
                      |                      _____________________
                      |                     |                     
                      |_____________________|
                                            |
                                            |_____________________