_Henry II MECKLENBURG _+
                                                  | (1266 - 1328) m 1315  
                         _John I MECKLENBURG _____|
                        | (1326 - 1392)           |
                        |                         |_Anna of ASCANIA ______+
                        |                           (.... - 1327) m 1315  
 _Ulrich I MECKLENBURG _|
| (1382 - 1417)         |
|                       |                          _______________________
|                       |                         |                       
|                       |_Agnes of LINDOW-RUPPIN _|
|                         (.... - 1361)           |
|                                                 |_______________________
|                                                                         
|
|--Henry MECKLENBURG 
|  (1412 - 1466)
|                                                  _______________________
|                                                 |                       
|                        _________________________|
|                       |                         |
|                       |                         |_______________________
|                       |                                                 
|_Margaret of GRIFFIN __|
                        |
                        |                          _______________________
                        |                         |                       
                        |_________________________|
                                                  |
                                                  |_______________________