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Male Isaak (Ioannis) Komnenos Click to view Isaak (Ioannis) Komnenos in the family tree

Isaak (Ioannis) was born about 1115 in Of,Constantinople,Constantinople,Turkey.  Isaak (Ioannis)'s father was Ioannes II Komnenos Dukas Emperor of Byzantium and his mother was Piroska (Iren) Princess Of Hungary.  His paternal grandparents were Alexius I Comnenus and Irene Ducaena; his maternal grandparents were St Ladislaw of Hungary and Adelheid Princess Of Swabia. He had three brothers and four sisters, named Andronikos, Manolis I Emperor Of The, Alexios Emperor Of The, Anna, Theodora, Eudoxia and Maria. He had two half-brothers named Manuel I Comnenos Emperor of and Andronikos.  He died in 1174.

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