Ioannis Kantakuzenos
Ioannis was born about 1112 in Constantinople, Turkey.  He died on September 17th, 1176 in Constantinople, Turkey.

 Maria Comnena
Maria was born about 1126 in Constantinople, Turkey.  She died in 1144.

 Irini Komnene Kantakuzene
Irini Komnene was born about 1148 in Constantinople, Turkey.