_____________________
                                                                           |                     
                                             ______________________________|_____________________
                                            |                                                    
                       _William J. DUKE ____|
                      | (1811 - 1880) m 1840|
                      |                     |                               _____________________
                      |                     |                              |                     
                      |                     |______________________________|_____________________
                      |                                                                          
 _Isaac Alfred DUKE __|
| (1846 - 1919) m 1868|
|                     |                                                     _____________________
|                     |                                                    |                     
|                     |                      ______________________________|_____________________
|                     |                     |                                                    
|                     |_Delila A. E. DUKE __|
|                       (1812 - ....) m 1840|
|                                           |                               _____________________
|                                           |                              |                     
|                                           |______________________________|_____________________
|                                                                                                
|
|--Ida L. DUKE 
|  (1874 - ....)
|                                                                           _James BUTLER _______+
|                                                                          | (1758 - 1841)       
|                                            _Christopher Columbus BUTLER _|_Sally ? ____________
|                                           | (1786 - 1850) m 1809                               
|                      _James M. BUTLER ____|
|                     | (1813 - 1891)       |
|                     |                     |                               _____________________
|                     |                     |                              |                     
|                     |                     |_Mahala COLE _________________|_____________________
|                     |                       (1792 - 1860) m 1809                               
|_Sarah Emily BUTLER _|
  (1849 - 1896) m 1868|
                      |                                                     _____________________
                      |                                                    |                     
                      |                      _James Peter CRAWFORD ________|_____________________
                      |                     | (1770 - ....)                                      
                      |_Sarah CRAWFORD _____|
                        (1815 - 1852)       |
                                            |                               _____________________
                                            |                              |                     
                                            |_Elizabeth ? _________________|_____________________