_____________________________
                                                          |                             
                                __________________________|
                               |                          |
                               |                          |_____________________________
                               |                                                        
 _George of CUEVAS ____________|
| (1855 - 1961) m 1927         |
|                              |                           _____________________________
|                              |                          |                             
|                              |__________________________|
|                                                         |
|                                                         |_____________________________
|                                                                                       
|
|--John of CUEVAS 
|  (1931 - 2016)
|                                                          _____________________________
|                                                         |                             
|                               _Charles Augustus STRONG _|
|                              | (1862 - 1940)            |
|                              |                          |_____________________________
|                              |                                                        
|_Margaret Rockefeller STRONG _|
  (1897 - 1985) m 1927         |
                               |                           _John Davison ROCKEFELLER Sr_+
                               |                          | (1839 - 1937)               
                               |_Elizabeth ROCKEFELLER ___|
                                 (1866 - 1906)            |
                                                          |_Laura Celestia SPELMAN _____+
                                                            (1839 - 1915)