_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 METZ _________+
|                        |                     | (1364 - 1430)            
|                        |_Catherine of METZ __|
|                          (1407 - 1438) m 1422|
|                                              |_Margaret of WITTELSBACH _+
|                                                (1376 - 1434)            
|
|--Katharina of ZÄHRINGEN 
|  (1448 - 1484)
|                                               _Leopold III HABSBURG ____+
|                                              | (1351 - 1386)            
|                         _Ernest HABSBURG ____|
|                        | (1377 - 1424) m 1411|
|                        |                     |_Viridis VISCONTI ________+
|                        |                       (1352 - 1413)            
|_Catherine of HABSBURG _|
  (1424 - 1493) m 1447   |
                         |                      _Siemowit IV PIAST _______+
                         |                     | (1353 - 1425)            
                         |_Cymburgis of PIAST _|
                           (1394 - 1429) m 1411|
                                               |_Alexandra of GEDIMINID __+
                                                 (1360 - 1434)