_Nicholas I Pavlovich SCHLESWIG-HOLSTEIN-GOTTORP-ROMANOV _____+
                                                                                                                               | (1796 - 1855)                                                
                                                              _Michael Nikolaevich SCHLESWIG-HOLSTEIN-GOTTORP-ROMANOV _________|
                                                             | (1832 - 1909)                                                   |
                                                             |                                                                 |_Charlotte of HOHENZOLLERN ___________________________________+
                                                             |                                                                   (1798 - 1860)                                                
 _Alexander Mikhailovich SCHLESWIG-HOLSTEIN-GOTTORP-ROMANOV _|
| (1866 - 1933)                                              |
|                                                            |                                                                  _Leopold ZÄHRINGEN __________________________________________+
|                                                            |                                                                 | (1790 - 1852) m 1819                                         
|                                                            |_Cecilie Auguste of ZÄHRINGEN __________________________________|
|                                                              (1839 - 1891)                                                   |
|                                                                                                                              |_Sophie of SCHLESWIG-HOLSTEIN-GOTTORP ________________________+
|                                                                                                                                (1801 - 1865) m 1819                                         
|
|--Nikita Alexandrovich SCHLESWIG-HOLSTEIN-GOTTORP-ROMANOV 
|  
|                                                                                                                               _Alexander II Nikolaevich SCHLESWIG-HOLSTEIN-GOTTORP-ROMANOV _+
|                                                                                                                              | (1818 - 1881)                                                
|                                                             _Alexander III Alexandrovich SCHLESWIG-HOLSTEIN-GOTTORP-ROMANOV _|
|                                                            | (1845 - 1894)                                                   |
|                                                            |                                                                 |_Marie of HESSE-DARMSTADT ____________________________________+
|                                                            |                                                                   (1824 - 1880)                                                
|_Xenia Alexandrovna of SCHLESWIG-HOLSTEIN-GOTTORP-ROMANOV __|
  (1875 - 1960)                                              |
                                                             |                                                                  _Christian IX SCHLESWIG-HOLSTEIN-SONDERBURG-GLÜCKSBURG ______+
                                                             |                                                                 | (1818 - 1906)                                                
                                                             |_Dagmar of SCHLESWIG-HOLSTEIN-SONDERBURG-GLÜCKSBURG ____________|
                                                               (1847 - 1928)                                                   |
                                                                                                                               |_Louise Wilhelmine of HESSE-KASSEL ___________________________+
                                                                                                                                 (1817 - 1898)