Nielsen Hayden genealogy
Descendants of Bretislaus I
1005 - 1055 (~ 53 years)Father: Oldrich of Bohemia (Abt 970 - 9 Nov 1034)
Mother: Božena ( - 1052)
Bretislaus I (Between 1002 and 1005 - 10 Jan 1055)
Judith of Schweinfurt ( - 2 Aug 1058 bur.St. Vitus Cathedral, Prague, Bohemia)(m. Aft 1021)
   ├─ Konrad I of Mähren ( - 6 Sep 1092)
   │ Wilpirk
   │    └─ Luitpold ( - 15 Mar 1112)
   │     Ida von der Ostmark
   │         + Marija of Serbia ( - Aft 1190)(m. 1134)
   └─ Vratislaus II, King of Bohemia (Abt 1035 - 14 Jan 1092)
    Adelaide of Hungary ( - 27 Jan 1062)
    :   └─ Judith Premyslid, Princess of Bohemia ( - Between 1093 and 1095)
    :    Wladyslaw I Herman, Duke of Poland (Abt 1043 - 4 Jun 1102 Plock, Mazowieckie, Poland)(m. Abt 1080)
    :       ├─ Boleslaw III "Wrymouth", King of Poland (20 Aug 1085 - 28 Oct 1138) =>
    :       │ + Zbyslava of Kiev ( - Between 1110 and 1111)
    :       │ + Salome von Berg-Schelklingen (Bef 1101 - 27 Jul 1144)(m. 1115)
    :       └─ (Unknown) of Poland (Abt 1089 - Bef 12 May 1112) =>
    :        + Jarowslaw I Swjatopolkowitsch ( - May 1123)(m. Bef 1108)
    Swatislawa of Poland (Abt 1048 - 1 Sep 1126)(m. 1063)
       └─ Wladislaw I (Abt 1070 - 12 Apr 1125)
        Richza von Berg-Schelklingen (Abt 1095 - 27 Sep 1125)
           ├─ Wladislaw II, King of Bohemia (Abt 1110 - 18 Jan 1175) =>
           │ + Gertrud von Österreich (Abt 1120 - 4 Aug 1151)(m. 1140)
           │ + Jutta of Thuringia (m. 1153)
            + Gertrud von Brandenburg