Isaakios II Angelos
Isaakios II was born in Constantinople, Turkey.  He died in Alledgedly of shock.

 Irene Comnenus
Irene was born about 1160 in Constantinople, Turkey.  She died before 1185.

 Irene Von Byzanz
Irene was born in 1181 in Constantinople, Turkey.  She died at the age of 27 on August 27th, 1208 in Hohenstaufen Castle, Swabia.

 Euphrosyne Angelina

 Alexios IV Angelos