_John Albert I MECKLENBURG ________+
                                                                          | (1525 - 1575)                     
                                   _John VII MECKLENBURG _________________|
                                  | (1557 - 1591)                         |
                                  |                                       |_Anna Sophia of HOHENZOLLERN ______+
                                  |                                         (1527 - 1590)                     
 _Adolph Frederick I MECKLENBURG _|
| (1588 - 1657)                   |
|                                 |                                        _Adolf SCHLESWIG-HOLSTEIN-GOTTORP _+
|                                 |                                       | (1525 - 1586)                     
|                                 |_Sophia of SCHLESWIG-HOLSTEIN-GOTTORP _|
|                                   (1569 - 1634)                         |
|                                                                         |_Christine of HESSE _______________+
|                                                                           (1543 - 1604)                     
|
|--John George MECKLENBURG 
|  (.... - 1675)
|                                                                          _Edzard II CIRKSENA _______________+
|                                                                         | (1532 - 1598)                     
|                                  _Enno III CIRKSENA ____________________|
|                                 | (1563 - 1625)                         |
|                                 |                                       |_Catherine Gustavsdotter of VASA __+
|                                 |                                         (1539 - 1610)                     
|_Anna Maria of CIRKSENA _________|
  (1601 - 1633)                   |
                                  |                                        _Adolf SCHLESWIG-HOLSTEIN-GOTTORP _+
                                  |                                       | (1525 - 1586)                     
                                  |_Anna of SCHLESWIG-HOLSTEIN-GOTTORP ___|
                                    (1574 - 1610)                         |
                                                                          |_Christine of HESSE _______________+
                                                                            (1543 - 1604)