______________________________
                                                         |                              
                            _____________________________|
                           |                             |
                           |                             |______________________________
                           |                                                            
 _Charles Augustus STRONG _|
| (1862 - 1940)            |
|                          |                              ______________________________
|                          |                             |                              
|                          |_____________________________|
|                                                        |
|                                                        |______________________________
|                                                                                       
|
|--Margaret Rockefeller STRONG 
|  (1897 - 1985)
|                                                         _William Avery ROCKEFELLER Sr_+
|                                                        | (1810 - 1906) m 1837         
|                           _John Davison ROCKEFELLER Sr_|
|                          | (1839 - 1937)               |
|                          |                             |_Eliza DAVISON _______________+
|                          |                               (1813 - 1889) m 1837         
|_Elizabeth ROCKEFELLER ___|
  (1866 - 1906)            |
                           |                              _Harvey Buell SPELMAN ________
                           |                             | (1811 - 1881)                
                           |_Laura Celestia SPELMAN _____|
                             (1839 - 1915)               |
                                                         |_Lucy HENRY __________________
                                                           (1818 - 1897)