_Barnim IV GRIFFIN ____+
                                                  | (1325 - 1365)         
                           _Wartislaw VI GRIFFIN _|
                          | (1345 - 1394) m 1363  |
                          |                       |_Sophie of WERLE ______
                          |                                               
 _Wartislaw VIII GRIFFIN _|
| (1373 - 1415)           |
|                         |                        _John I MECKLENBURG ___+
|                         |                       | (1326 - 1392)         
|                         |_Anne of MECKLENBURG __|
|                            m 1363               |
|                                                 |_Anna of SCHAUENBURG __
|                                                   (.... - 1358)         
|
|--Barnim VIII GRIFFIN 
|  (1405 - 1451)
|                                                  _Eric II ASCANIA ______+
|                                                 | (1318 - 1368) m 1342  
|                          _Eric IV ASCANIA ______|
|                         | (1354 - 1411)         |
|                         |                       |_Agnes of SCHAUENBURG _
|                         |                         (.... - 1386) m 1342  
|_Agnes of ASCANIA _______|
  (.... - 1435)           |
                          |                        _Magnus II WELF _______+
                          |                       | (1324 - 1373) m 1356  
                          |_Sophia of WELF _______|
                            (1358 - 1416)         |
                                                  |_Catherine of ASCANIA _+
                                                    (1330 - 1389) m 1356