_Henry I WELF _________+
                                                     | (1267 - 1322) m 1282  
                       _Ernest I WELF _______________|
                      | (1297 - 1360) m 1335         |
                      |                              |_Agnes of WETTIN ______
                      |                                (1264 - 1332) m 1282  
 _Albert I WELF ______|
| (1339 - 1383)       |
|                     |                               _______________________
|                     |                              |                       
|                     |_Adelheid of EVERSTEIN-POLLE _|
|                       (.... - 1373) m 1335         |
|                                                    |_______________________
|                                                                            
|
|--Eric I WELF 
|  (1383 - 1427)
|                                                     _Magnus I WELF ________+
|                                                    | (1304 - 1369)         
|                      _Magnus II WELF ______________|
|                     | (1324 - 1373) m 1356         |
|                     |                              |_Sophia of ASCANIA ____
|                     |                                (1300 - 1356)         
|_Agnes I of WELF ____|
  (.... - 1410)       |
                      |                               _Bernhard III ASCANIA _+
                      |                              | (1300 - 1348) m 1328  
                      |_Catherine of ASCANIA ________|
                        (1330 - 1389) m 1356         |
                                                     |_Agnes of ASCANIA _____+
                                                       (.... - 1337) m 1328