_Bernard I ZÄHRINGEN _____+
                                                       | (1364 - 1431) m 1398      
                          _Jacob I ZÄHRINGEN _________|
                         | (1406 - 1453) m 1422        |
                         |                             |_Anna of OETTINGEN ________
                         |                                m 1398                   
 _Charles I ZÄHRINGEN __|
| (1427 - 1474) m 1447   |
|                        |                              _Charles II ARDENNES-METZ _+
|                        |                             | (1364 - 1430)             
|                        |_Catherine of ARDENNES-METZ _|
|                          (1407 - 1438) m 1422        |
|                                                      |_Margaret of WITTELSBACH __
|                                                        (1376 - 1434)             
|
|--Frederick ZÄHRINGEN 
|  (1458 - 1517)
|                                                       _Leopold III HABSBURG _____+
|                                                      | (1351 - 1386)             
|                         _Ernest HABSBURG ____________|
|                        | (1377 - 1424) m 1411        |
|                        |                             |_Viridis VISCONTI _________+
|                        |                               (1352 - 1413)             
|_Catherine of HABSBURG _|
  (1424 - 1493) m 1447   |
                         |                              ___________________________
                         |                             |                           
                         |_Cymburgis of PIAST _________|
                           (1394 - 1429) m 1411        |
                                                       |___________________________