_Bogislaw II GRIFFIN ____+
                                                   | (1177 - 1219)           
                        _Barnim I GRIFFIN _________|
                       | (1217 - 1278)             |
                       |                           |_Miroslawa of SOBIESLAW _
                       |                                                     
 _Bogislaw IV GRIFFIN _|
| (1255 - 1308)        |
|                      |                            _Nicholas I MECKLENBURG _+
|                      |                           | (1210 - 1277) m 1232    
|                      |_Margareta of MECKLENBURG _|
|                        (1231 - 1261)             |
|                                                  |_Judith of ASCANIA ______+
|                                                    (.... - 1277) m 1232    
|
|--Wartislaw IV GRIFFIN 
|  (1290 - 1326)
|                                                   _________________________
|                                                  |                         
|                       ___________________________|
|                      |                           |
|                      |                           |_________________________
|                      |                                                     
|_Margareta of RUGIA __|
                       |
                       |                            _________________________
                       |                           |                         
                       |___________________________|
                                                   |
                                                   |_________________________