_Gianfrancesco I GONZAGA _+
                                                        | (1395 - 1444)            
                              _Ludovico III GONZAGA ____|
                             | (1412 - 1478)            |
                             |                          |_Paola of MALATESTA ______
                             |                            (1393 - 1448)            
 _Federico I GONZAGA ________|
| (1441 - 1484)              |
|                            |                           _John II HOHENZOLLERN ____+
|                            |                          | (1406 - 1464)            
|                            |_Barbara of HOHENZOLLERN _|
|                              (1422 - 1481)            |
|                                                       |_Barbara of ASCANIA ______+
|                                                         (1405 - 1465)            
|
|--Clara GONZAGA 
|  (1464 - 1503)
|                                                        _Ernest WITTELSBACH ______+
|                                                       | (1373 - 1438)            
|                             _Albert III WITTELSBACH __|
|                            | (1401 - 1459)            |
|                            |                          |_Elisabetta VISCONTI _____+
|                            |                            (1374 - 1431)            
|_Margaretha of WITTELSBACH _|
  (1442 - 1479)              |
                             |                           _Eric I WELF _____________+
                             |                          | (1383 - 1427)            
                             |_Anna of WELF ____________|
                               (1414 - 1474)            |
                                                        |_Elisabeth of WELF _______+