Nielsen Hayden genealogy
Ancestors of Ioannes III Doukas, Emperor of Nicaea
Abt 1192 - 1254 (~ 62 years) ┌── Basileios Batatzes ( - Abt 1193)(m. Abt 1189)
Ioannes III Doukas, Emperor of Nicaea (Abt 1192 - 3 Nov 1254 Nymphaion, now Kemelpasa, Izmir, Turkey)
│ ┌── Manolis Angelos (Abt 1070 - ??)
│ ┌── Constantius Angelius ( - Aft Jun 1166)(m. Abt 1120)
│ ┌── Isaakios Angelos
│ │ │ ┌── Ioannis Komnenos (Abt 1015 - 12 Jul 1067) =>
│ │ │ ┌── Alexios I Komnenos, Emperor of Byzantium (Between 1048 and 1057 - 15 Aug 1118)
│ │ │ │ (m. Abt 1078)
│ │ │ │ └── Anna Dalassene, Regent of the Byzantine Empire (Between 1025 and 1030 Italy -
│ │ │ │ 1 Nov 1100) =>
│ │ │ │ 1 Nov 1100) =>
│ │ │ │
│ │ └── Theodora Comnena (15 Jan 1096 Constantinople - ??)(m. Abt 1120)
│ │ │
│ │ │ ┌── Andronikos Doukas ( - 14 Oct 1077) =>
│ │ └── Irene Doukaina (Abt 1066 - 19 Feb 1123)(m. Abt 1078)
│ │ └── Maria of Bulgaria ( - Aft 1081) =>
│ │
└── (Unknown) Angelina (m. Abt 1189)