_Michael Antoni RADZIWIŁŁ __________+
                                                      | (1687 - 1721)                        
                           _Leon Michael RADZIWIŁŁ _|
                          | (1722 - 1750)             |
                          |                           |_Marcianna Elisabeth DOWMONT-SIESCKA _
                          |                             (1691 - 1736)                        
 _Matey RADZIWIŁŁ ______|
| (1749 - 1800)           |
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|                         |                           |                                      
|                         |_Anna Louise of MYTSELSKA _|
|                           (1729 - 1771)             |
|                                                     |______________________________________
|                                                                                            
|
|--Constantine Michael RADZIWIŁŁ 
|  (1793 - 1869)
|                                                      ______________________________________
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|                          ___________________________|
|                         |                           |
|                         |                           |______________________________________
|                         |                                                                  
|_Elisabeth of HODKEVICH _|
  (1770 - 1804)           |
                          |                            ______________________________________
                          |                           |                                      
                          |___________________________|
                                                      |
                                                      |______________________________________