_Charles II ZÄHRINGEN _____+
                                                             | (1529 - 1576)              
                            _George Frederick ZÄHRINGEN ____|
                           | (1572 - 1638) m 1592            |
                           |                                 |_Anna of WITTELSBACH _______+
                           |                                   (1540 - 1586)              
 _Frederick V ZÄHRINGEN __|
| (1594 - 1659)            |
|                          |                                  _Friedrich I SALM-KYRBURG __
|                          |                                 | (1546 - 1608) m 1570       
|                          |_Juliane Ursula of SALM-KRYBURG _|
|                            (1572 - 1614) m 1592            |
|                                                            |_Franziska of SALM-KRYBURG _
|                                                              (1545 - 1587) m 1570       
|
|--Johanna of ZÄHRINGEN 
|  (1623 - 1660)
|                                                             _George I WÜRTTEMBERG _____+
|                                                            | (1497 - 1558) m 1555       
|                           _Frederick I WÜRTTEMBERG _______|
|                          | (1557 - 1607)                   |
|                          |                                 |_Barbara of HESSE __________+
|                          |                                   (1536 - 1597) m 1555       
|_Barbara of WÜRTTEMBERG _|
  (1593 - 1627)            |
                           |                                  _Joachim Ernest ASCANIA ____+
                           |                                 | (1536 - 1586) m 1559       
                           |_Sibylla of ASCANIA _____________|
                             (1564 - 1614)                   |
                                                             |_Agnes of BARBY ____________
                                                               (1540 - 1569) m 1559