Nielsen Hayden genealogy
Ancestors of Helene of Hungary
Abt 1244 - 1298 (~ 54 years) ┌── Béla III, King of Hungary, Croatia, Dalmatia, and Rama (Abt 1148 - 18 Apr 1196)
│ (m. Abt 1171) =>
┌── András II, King of Hungary (1176 - 21 Sep 1235)(m. Bef 1203)
│ └── Anna de Châtillon (1154 - 1184)(m. Abt 1171) =>
│
┌── Béla IV, King of Hungary (1206 - 3 May 1270)(m. Abt 1218)
│ │
│ │ ┌── Berthold VI von Andechs (1153 - 12 Aug 1204)(m. 1170) =>
│ └── Gertrud von Meran (Abt 1185 - 28 Sep 1213)(m. Bef 1203)
│ └── Agnes von Nieder-Lausitz (Abt 1154 - 25 Mar 1195)(m. 1170) =>
│
Helene of Hungary (Abt 1244 Esztergom, Hungary - 6 Mar 1298 Gniezno, Poland)
│
│ ┌── Manuel Laskaris
│ ┌── Theodoros I Komnenos Laskaris, Emperor in Nicea (Abt 1175 - Aug 1222)(m. 1199)
│ │ └── Ioanna
│ │
└── Maria Laskarina (Abt 1206 of Nicea, Anatolia - 1270)(m. Abt 1218)
│
│ ┌── Alexios III Komnenos Angelos, Emperor of Byzantium (Aft 1155 - Aft 1211)(m. 1169) =>
└── Anna Komnena Angelina (Abt 1174 - 1212)(m. 1199)
└── Euphrosyne Doukaina Kamaterina (Abt 1155 - Between 1210 and 1211)(m. 1169) =>