_Christoph I ZÄHRINGEN ____+
                                                       | (1453 - 1527)              
                              _Ernst ZÄHRINGEN _______|
                             | (1482 - 1552) m 1518    |
                             |                         |_Ottilie of KATZENELNBOGEN _
                             |                           (1451 - 1517)              
 _Charles II ZÄHRINGEN _____|
| (1529 - 1576) m 1550       |
|                            |                          ____________________________
|                            |                         |                            
|                            |_Ursula of ROSENFELD ____|
|                              (.... - 1537) m 1518    |
|                                                      |____________________________
|                                                                                   
|
|--Marie of ZÄHRINGEN 
|  (1553 - 1561)
|                                                       _Frederick I HOHENZOLLERN __+
|                                                      | (1460 - 1536)              
|                             _Casimir HOHENZOLLERN ___|
|                            | (1481 - 1527) m 1518    |
|                            |                         |_Sophia of JAGIEŁŁO ______+
|                            |                           (1464 - 1512)              
|_Kunigunde of HOHENZOLLERN _|
  (1524 - 1557) m 1550       |
                             |                          _Albert IV WITTELSBACH _____+
                             |                         | (1447 - 1507)              
                             |_Susanna of WITTELSBACH _|
                               (1502 - 1543) m 1518    |
                                                       |_Kunigunde of HABSBURG _____+
                                                         (1464 - 1520)