_Henry III WELF ___________________________+
                                                                                                 | (1533 - 1597)                             
                                                       _Augustus WELF ___________________________|
                                                      | (1579 - 1666) m 1623                     |
                                                      |                                          |_Ursula of ASCANIA ________________________+
                                                      |                                            (1545 - 1620)                             
 _Anton Ulrich WELF __________________________________|
| (1633 - 1714)                                       |
|                                                     |                                           _Rudolph ASCANIA __________________________+
|                                                     |                                          | (1576 - 1621)                             
|                                                     |_Dorothea of ASCANIA _____________________|
|                                                       (1607 - 1634) m 1623                     |
|                                                                                                |_Dorothea Hedwig of WELF __________________+
|                                                                                                  (1586 - 1609)                             
|
|--Augustus Frederick WELF 
|  (1657 - 1676)
|                                                                                                 _John II of SCHLESWIG-HOLSTEIN-SONDERBURG _+
|                                                                                                | (1545 - 1622)                             
|                                                      _Frederick SCHLESWIG-HOLSTEIN-SONDERBURG _|
|                                                     | (1581 - 1658)                            |
|                                                     |                                          |_Elisabeth of WELF ________________________+
|                                                     |                                            (1549 - 1585)                             
|_Elizabeth Juliana of SCHLESWIG-HOLSTEIN-SONDERBURG _|
  (1634 - 1704)                                       |
                                                      |                                           _Rudolph ASCANIA __________________________+
                                                      |                                          | (1576 - 1621)                             
                                                      |_Eleonor of ASCANIA ______________________|
                                                        (1608 - 1681)                            |
                                                                                                 |_Dorothea Hedwig of WELF __________________+
                                                                                                   (1586 - 1609)