_Magnus I WELF ________+
                                              | (1304 - 1369)         
                       _Magnus II WELF _______|
                      | (1324 - 1373) m 1356  |
                      |                       |_Sophia of ASCANIA ____+
                      |                         (1300 - 1356)         
 _Henry WELF _________|
| (1355 - 1416)       |
|                     |                        _Bernhard III ASCANIA _+
|                     |                       | (1300 - 1348) m 1328  
|                     |_Catherine of ASCANIA _|
|                       (1330 - 1389) m 1356  |
|                                             |_Agnes of ASCANIA _____+
|                                               (.... - 1337) m 1328  
|
|--Catherine of WELF 
|  (1395 - 1441)
|                                              _Barnim IV GRIFFIN ____+
|                                             | (1325 - 1365)         
|                      _Wartislaw VI GRIFFIN _|
|                     | (1345 - 1394) m 1363  |
|                     |                       |_Sophie of WERLE ______
|                     |                                               
|_Sophie of GRIFFIN __|
  (.... - 1406)       |
                      |                        _John I MECKLENBURG ___+
                      |                       | (1326 - 1392)         
                      |_Anne of MECKLENBURG __|
                         m 1363               |
                                              |_Anna of SCHAUENBURG __
                                                (.... - 1358)