_James ROOSEVELT ___________+
                                                            | (1828 - 1900) m 1880       
                                _Franklin Delano ROOSEVELT _|
                               | (1882 - 1945) m 1905       |
                               |                            |_Sara Ann DELANO ___________+
                               |                              (1854 - 1941) m 1880       
 _Franklin Delano ROOSEVELT Jr_|
| (1914 - 1988) m 1937         |
|                              |                             _Elliott Bulloch ROOSEVELT _+
|                              |                            | (1860 - 1894)              
|                              |_Anna Eleanor ROOSEVELT ____|
|                                (1884 - 1962) m 1905       |
|                                                           |_Ann Rebecca HALL __________+
|                                                             (1863 - 1892)              
|
|--Franklin Delano ROOSEVELT III
|  (1938 - ....)
|                                                            _Eugene Irénée DU PONT ___+
|                                                           | (1840 - 1902)              
|                               _Eugene Irénée DU PONT Jr_|
|                              | (1873 - 1954)              |
|                              |                            |_Amélia Elizabeth DU PONT _+
|                              |                              (1842 - 1917)              
|_Ethel DU PONT _______________|
  (1916 - 1965) m 1937         |
                               |                             ____________________________
                               |                            |                            
                               |_Ethel PYLE ________________|
                                                            |
                                                            |____________________________