_Charles Anton SCHLESWIG-HOLSTEIN-SONDERBURG-BECK _+
                                                                                                                       | (1727 - 1759)                                     
                                                                _Frederick Charles SCHLESWIG-HOLSTEIN-SONDERBURG-BECK _|
                                                               | (1757 - 1816) m 1780                                  |
                                                               |                                                       |_Charlotte of DOHNA-SCHLODIEN _____________________
                                                               |                                                         (1738 - 1785)                                     
 _Frederick William SCHLESWIG-HOLSTEIN-SONDERBURG-GLÜCKSBURG _|
| (1785 - 1831) m 1810                                         |
|                                                              |                                                        ___________________________________________________
|                                                              |                                                       |                                                   
|                                                              |_Friederike of SCHLIEBEN ______________________________|
|                                                                (1757 - 1827) m 1780                                  |
|                                                                                                                      |___________________________________________________
|                                                                                                                                                                          
|
|--Nicholas SCHLESWIG-HOLSTEIN-SONDERBURG-GLÜCKSBURG 
|  (1828 - 1849)
|                                                                                                                       _Frederick II HESSE-KASSEL ________________________+
|                                                                                                                      | (1720 - 1785)                                     
|                                                               _Charles HESSE-KASSEL _________________________________|
|                                                              | (1744 - 1836)                                         |
|                                                              |                                                       |_Mary of HANOVER __________________________________+
|                                                              |                                                         (1722 - 1772)                                     
|_Louise Caroline of HESSE-KASSEL _____________________________|
  (1789 - 1867) m 1810                                         |
                                                               |                                                        _Frederick V OLDENBURG ____________________________+
                                                               |                                                       | (1723 - 1766)                                     
                                                               |_Louise of OLDENBURG __________________________________|
                                                                 (1749 - 1831)                                         |
                                                                                                                       |_Louisa of HANOVER ________________________________+
                                                                                                                         (1724 - 1751)