_____________________
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                                             |                                           
 _John Günther I SCHWARZBURG-SONDERSHAUSEN _|
| (1532 - 1586)                              |
|                                            |                      _____________________
|                                            |                     |                     
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|                                                                  |
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|                                                                                        
|
|--Dorothea of SCHWARZBURG-SONDERSHAUSEN 
|  (1574 - 1640)
|                                                                   _John V OLDENBURG ___+
|                                                                  | (1460 - 1525)       
|                                             _Anton I OLDENBURG __|
|                                            | (1505 - 1572) m 1536|
|                                            |                     |_Anna of ASCANIA ____+
|                                            |                       (.... - 1531)       
|_Anna of OLDENBURG _________________________|
  (1539 - 1579)                              |
                                             |                      _Magnus I ASCANIA ___+
                                             |                     | (1469 - 1563)       
                                             |_Sophie of ASCANIA __|
                                               (1521 - 1571) m 1536|
                                                                   |_Catherine of WELF __+
                                                                     (1488 - 1563)