*John (Ionnes) Comnenus II Emperor of Byzantium
born 13 September 1087 Constantinople, Byzantium
died 8 April 1143 Cilicia

father:
*Alexius I Comnenus Emperor of Byzantium
born 1048
died 15 August 1118

mother:
*Irene Dukaina (Ducas) Empress of Byzantium
born about 1066
died 1120

siblings:
Anna Comnenus (the Author) born 1083
Andronicus (Sebastocrator) Comnenus
Isaac (Sebastocrator) Comnenus
*Theodora Comnenus born about 1090 Constantinople, Byzantium
died 20 February 1115/16
4 others

spouse:
*Piroska (Prisca) Princess of Hungary
born 1088 Esztergom, Komarom, Hungary
died 13 August 1134 Bythnia, Turkey
married May 1104 Esztergom, Komarom, Hungary

children:
Alexios of Byzantum born February 1105/06 Balabista, Makedonia, Greece
died 1142 Antioch
Maria Komnene born February 1105/06 Balabista, Makedonia, Greece
Andronikos Komnenos born 1108 Balabista, Makedonia, Greece died 1142
Anna Komnene born 1110 Constantinople, Byzantium
Isaak Komnenos born 1115 Constantinople, Byzantium died 1174
Theodora Komnene born 1116 Constantinople, Byzantium died 1179
Eudoxia Komnene born 1119 Constantinople, Byzantium
*Manuel (Manolis) I Comnenus Emperor of Byzantium born 28 November 1122 Constantinople, Byzantium
died 24 September 1180

biographical and/or anecdotal:

notes or source:
LDS
ancestry.com