_George Frederick ZÄHRINGEN _+
                                                      | (1572 - 1638) m 1592         
                            _Frederick V ZÄHRINGEN __|
                           | (1594 - 1659)            |
                           |                          |_Juliane Ursula of SALM ______+
                           |                            (1572 - 1614) m 1592         
 _Frederick VI ZÄHRINGEN _|
| (1617 - 1676)            |
|                          |                           _Frederick I WÜRTTEMBERG ____+
|                          |                          | (1557 - 1607)                
|                          |_Barbara of WÜRTTEMBERG _|
|                            (1593 - 1627)            |
|                                                     |_Sibylla of ASCANIA __________+
|                                                       (1564 - 1614)                
|
|--Frederick ZÄHRINGEN 
|  (.... - 1678)
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|                          |                                                         
|_Johanna Bayer of SENDAU _|
  (1636 - 1699)            |
                           |                           ______________________________
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