(216)
                                         (1842)   |
                              Aleksandar    =   Anka
                            Konstantinović  | Obrenović
                            [8]             |   k1868
                                            |
                                 ___________|_________
                                |                     |
                                |                     |  (1868)
                           Aleksandar = Mileva    Katarina  =   Milivoje
                           [8]        | Opujić              |   Petrović
                                      | [8]                 |   Blaznavac   
                                      |                     v
                                      |
              (228)           (1)     |     (2)
                |       (1902-17)\    |    /(1920)
              Mirko,        ≠     Natalija     =   C Gaston
        GVoiv of Grahovo    |    (1882-1950)   | Erembault de
              †1918         |    [8]           |   Dudzeele
        (Petrović-Njegoš)   |                  |    †1961
                            v                  v    [8]