_George Louis SCHLESWIG-HOLSTEIN-GOTTORP ________________+
                                                                                                                   | (1718 - 1763) m 1750                                    
                                                             _Peter I SCHLESWIG-HOLSTEIN-GOTTORP __________________|
                                                            | (1755 - 1829)                                        |
                                                            |                                                      |_Sophie Charlotte of SCHLESWIG-HOLSTEIN-SONDERBURG-BECK _+
                                                            |                                                        (1722 - 1763) m 1750                                    
 _Peter Frederick George SCHLESWIG-HOLSTEIN-GOTTORP ________|
| (1784 - 1812) m 1809                                      |
|                                                           |                                                       _Frederick II Eugene WÜRTTEMBERG _______________________+
|                                                           |                                                      | (1731 - 1797)                                           
|                                                           |_Frederica Elisabeth of WÜRTTEMBERG _________________|
|                                                             (1765 - 1785)                                        |
|                                                                                                                  |_Friederike Sophia of HOHENZOLLERN ______________________+
|                                                                                                                    (1736 - 1798)                                           
|
|--Peter SCHLESWIG-HOLSTEIN-GOTTORP 
|  (1810 - 1829)
|                                                                                                                   _Charles Peter SCHLESWIG-HOLSTEIN-GOTTORP-ROMANOV _______+
|                                                                                                                  | (1727 - 1762) m 1745                                    
|                                                            _Paul I Petrovich SCHLESWIG-HOLSTEIN-GOTTORP-ROMANOV _|
|                                                           | (1754 - 1801)                                        |
|                                                           |                                                      |_Sophie Friederike of ASCANIA ___________________________+
|                                                           |                                                        (1729 - 1796) m 1745                                    
|_Catherine Pavlovna of SCHLESWIG-HOLSTEIN-GOTTORP-ROMANOV _|
  (1788 - 1819) m 1809                                      |
                                                            |                                                       _Frederick II Eugene WÜRTTEMBERG _______________________+
                                                            |                                                      | (1731 - 1797)                                           
                                                            |_Sophie Marie of WÜRTTEMBERG ________________________|
                                                              (1759 - 1828)                                        |
                                                                                                                   |_Friederike Sophia of HOHENZOLLERN ______________________+
                                                                                                                     (1736 - 1798)