Manuel I Comnenus of Byzantium
Manuel I Comnenus of was born in 0955 in Constantinople, Byzantium Empire.  He died about 1025.

 Maria of Antioch
She died after 1015.

 Isaac I Ioannes (John) Komnenos of Byzantium
Isaac I Ioannes (John) Komnenos of was born in 1007 in Constantinople, Byzantium Empire.  He died at the age of 54 in 1061 in Turkey.

 Alexius of Byzantium
Alexius of was born about 1015.