Nielsen Hayden genealogy
Descendants of (Unknown) Angelina
Father: Isaakios Angelos
(Unknown) Angelina
Basileios Batatzes ( - Abt 1193)(m. Abt 1189)
   └─ Ioannes III Doukas, Emperor of Nicaea (Abt 1192 - 3 Nov 1254 Nymphaion, now Kemelpasa, Izmir, Turkey)
    Eirene Doukaina Komnene Laskarina (Abt 1200 - 1239)(m. 1212)
       └─ Theodoros II Doukas Laskaris, Emperor of Nicaea (1222 - Aug 1258)
        Elena of Bulgaria & Vlachia (1224 - Bef 1254)(m. 1235)
           └─ Eudokia Laskarina (Abt 1248 Nicaea, Asia Minor - 1311 Zaragoza, Aragón, Spain) =>
            + Guillaume Pierre I de Lascaris de Vintimille (m. Abt 1263)