_Constantine Michael RADZIWIŁŁ ________________+
                                                                                                | (1793 - 1869)                                   
                                  _Dominic Maria RADZIWIŁŁ ___________________________________|
                                 | (1852 - 1938)                                                |
                                 |                                                              |_Adela of KARNITSKA _____________________________
                                 |                                                                (1811 - 1883)                                   
 _Hieronim Mikołaj RADZIWIŁŁ _|
| (1885 - 1945) m 1909           |
|                                |                                                               _________________________________________________
|                                |                                                              |                                                 
|                                |_Dolores of AGRAMONTE ________________________________________|
|                                  (1854 - 1920)                                                |
|                                                                                               |_________________________________________________
|                                                                                                                                                 
|
|--Leon Jerome RADZIWIŁŁ 
|  (1922 - 1973)
|                                                                                                _Karl Ferdinand HABSBURG-LORRAINE _______________+
|                                                                                               | (1818 - 1874) m 1854                            
|                                 _Charles Stephen Eugene Viktor Felix Maria HABSBURG-LORRAINE _|
|                                | (1860 - 1933)                                                |
|                                |                                                              |_Elisabeth Franziska Maria of HABSBURG-LORRAINE _+
|                                |                                                                (1831 - 1903) m 1854                            
|_Renata of HABSBURG-LORRAINE ___|
  (1888 - 1935) m 1909           |
                                 |                                                               _Karl Salvator HABSBURG-LORRAINE ________________+
                                 |                                                              | (1839 - 1892) m 1861                            
                                 |_Maria Theresia of HABSBURG-LORRAINE _________________________|
                                   (1862 - 1933)                                                |
                                                                                                |_Maria Immaculata of BOURBON-TWO-SICILIES _______+
                                                                                                  (1844 - 1899) m 1861