_Albert II HABSBURG _____+
                                                        | (1298 - 1358)           
                                 _Albert III HABSBURG __|
                                | (1349 - 1395)         |
                                |                       |_Joanna of PFIRT ________+
                                |                         (1300 - 1351)           
 _Albert IV HABSBURG ___________|
| (1377 - 1404)                 |
|                               |                        _________________________
|                               |                       |                         
|                               |_______________________|
|                                                       |
|                                                       |_________________________
|                                                                                 
|
|--Margarete of HABSBURG 
|  (1395 - 1447)
|                                                        _Louis IV WITTELSBACH ___+
|                                                       | (1282 - 1347)           
|                                _Albert I WITTELSBACH _|
|                               | (1336 - 1404)         |
|                               |                       |_Margaret II of AVESNES _+
|                               |                         (1311 - 1356)           
|_Joanna Sophia of WITTELSBACH _|
  (1373 - 1410)                 |
                                |                        _Louis I PIAST __________+
                                |                       | (1321 - 1398) m 1341    
                                |_Margaret of PIAST ____|
                                  (1342 - 1386)         |
                                                        |_Agnes of PIAST _________+
                                                          (1321 - 1362) m 1341