_Frederick III OLDENBURG __________________+
                                                                                    | (1608 - 1669)                             
                                  _Christian V OLDENBURG ___________________________|
                                 | (1646 - 1699)                                    |
                                 |                                                  |_Sophie Amalie of HANOVER _________________+
                                 |                                                    (1627 - 1684)                             
 _Frederick IV OLDENBURG ________|
| (1671 - 1730) m 1695           |
|                                |                                                   _William VI HESSE-KASSEL __________________+
|                                |                                                  | (1629 - 1663)                             
|                                |_Charlotte Amalie of HESSE-KASSEL ________________|
|                                  (1650 - 1714)                                    |
|                                                                                   |_Hedwig Sophie of HOHENZOLLERN ____________+
|                                                                                     (1623 - 1683)                             
|
|--Christian OLDENBURG 
|  (1697 - 1698)
|                                                                                    _John Albert II MECKLENBURG _______________+
|                                                                                   | (1590 - 1636) m 1626                      
|                                 _Gustav Adolph MECKLENBURG-GUSTROW _______________|
|                                | (1632 - 1695)                                    |
|                                |                                                  |_Eleonore Marie of ASCANIA ________________+
|                                |                                                    (1600 - 1657) m 1626                      
|_Louise of MECKLENBURG-GUSTROW _|
  (1667 - 1720) m 1695           |
                                 |                                                   _Frederick III SCHLESWIG-HOLSTEIN-GOTTORP _+
                                 |                                                  | (1597 - 1659) m 1629                      
                                 |_Magdalena Sibylle of SCHLESWIG-HOLSTEIN-GOTTORP _|
                                   (1631 - 1719)                                    |
                                                                                    |_Marie Elisabeth of WETTIN ________________+
                                                                                      (1610 - 1684) m 1629