_Henry II REGINAR _________________+
                                             | (1207 - 1247)                     
                       _Henry I HESSE _______|
                      | (1244 - 1308)        |
                      |                      |_Sophie of LUDOVING _______________+
                      |                        (1223 - 1275)                     
 _John HESSE _________|
| (.... - 1311) m 1306|
|                     |                       ___________________________________
|                     |                      |                                   
|                     |_Mechthild of CLEVES _|
|                                            |
|                                            |___________________________________
|                                                                                
|
|--Elisabeth of HESSE 
|  (.... - 1339)
|                                             _Albert I WELF ____________________+
|                                            | (1236 - 1279)                     
|                      _Albert II WELF ______|
|                     | (1268 - 1318)        |
|                     |                      |_Adelheid of ALERAMICI ____________
|                     |                        (1242 - 1285)                     
|_Adelaide of WELF ___|
  (1290 - 1311) m 1306|
                      |                       _Henry I MECKLENBURG ______________+
                      |                      | (.... - 1291)                     
                      |_Rixa of MECKLENBURG _|
                        (1275 - 1317)        |
                                             |_Rikissa Birgersdotter of BJÄLBO _+
                                               (1237 - 1288)