_Albert II WELF ______+
                                                | (1268 - 1318)        
                         _Magnus I WELF ________|
                        | (1304 - 1369)         |
                        |                       |_Rixa of MECKLENBURG _+
                        |                         (1275 - 1317)        
 _Magnus II WELF _______|
| (1324 - 1373) m 1356  |
|                       |                        ______________________
|                       |                       |                      
|                       |_Sophia of ASCANIA ____|
|                         (1300 - 1356)         |
|                                               |______________________
|                                                                      
|
|--Bernard I WELF 
|  (1358 - 1434)
|                                                _Bernhard II ASCANIA _+
|                                               | (1260 - 1323)        
|                        _Bernhard III ASCANIA _|
|                       | (1300 - 1348) m 1328  |
|                       |                       |_Helen of VITSLAV ____+
|                       |                         (1270 - 1315)        
|_Catherine of ASCANIA _|
  (1330 - 1389) m 1356  |
                        |                        _Rudolf I ASCANIA ____+
                        |                       | (1284 - 1355) m 1298 
                        |_Agnes of ASCANIA _____|
                          (.... - 1337) m 1328  |
                                                |_Judith of ASCANIA ___+
                                                  (.... - 1328) m 1298