Nielsen Hayden genealogy
Descendants of Konstantinos Diogenes
Abt 1050 - 1074 (~ 24 years)Father: Romanos IV Diogenes, Emperor of Byzantium (Abt 1022 - 1072)
Mother: (Unknown daughter of Alusian of Bulgaria) ( - Bef 1065)
Konstantinos Diogenes (Abt 1050 - 1074 Antioch, Anatolia)
Theodora Komnena (Abt 1053 - ??)
   └─ Anna Diogenissa
    Uros of Serbia (Abt 1080 - 1140)
       ├─ Marija of Serbia ( - Aft 1190)
       │ Konrad II von Znaim (m. 1134)
       │     + Casimir II (1138 - 5 May 1194)(m. Between 1185 and 1186)
       └─ Jelena of Serbia (Aft 1109 - Aft 1146)
        Béla II "the Blind", King of Hungary (1108 - 13 Feb 1141)(m. 28 Apr 1127)
           │ + Mieszko III, High Duke of Poland (Abt 1126 - 13 Mar 1202)
           └─ Geisa II, King of Hungary, Croatia, Dalmatia, and Rama (1130 - 31 May 1161) =>
            + Euphrosine of Kiev (Abt 1130 - 1186)(m. 1146)