_John S COBB ________+
                                                    | (1759 - 1841)       
                          _Henry Ballard COBB ______|
                         | (1792 - ....) m 1814     |
                         |                          |_Frances SMITH ______+
                         |                            (1770 - 1851)       
 _William Dixon COBB Sr._|
| (1818 - 1870) m 1841   |
|                        |                           _____________________
|                        |                          |                     
|                        |_Abigail DIXON ___________|
|                          (1797 - ....) m 1814     |
|                                                   |_____________________
|                                                                         
|
|--Martha Ann COBB 
|  (1846 - 1903)
|                                                    _____________________
|                                                   |                     
|                         _Samuel Wilson HILLHOUSE _|
|                        | (1780 - 1849)            |
|                        |                          |_____________________
|                        |                                                
|_Jane Alice HILLHOUSE __|
  (1818 - 1892) m 1841   |
                         |                           _____________________
                         |                          |                     
                         |_Ann CROWNOVER ___________|
                           (1789 - 1855)            |
                                                    |_____________________