Nielsen Hayden genealogy
Family: Isaac II Angelos, Emperor of Byzantium / (First wife of Isaac II Angelos) (F1546)
Andronikos Doukas Angelos (1122-1186) 
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Euphrosyne Kastamonitissa (1125-1196) |
| Demetrios Tornikes (1121-1201)
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| Isaac II Angelos, Emperor of Byzantium (1156-1204)
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| (First wife of Isaac II Angelos) ( -1184)
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Irene Angelina (1181-1208)  |