Added By....... sunnyindian07 POST Date of post | Most Viewed | Most Rated | Posted by | Biography Eysenck Not Available John II, Byzantine empero (John Comnenus) (k mn ´n s) (KEY) , 1088–1143, Byzantine emperor (1118–43), son and successor of Alexius I. He was crowned despite the intrigues of his sister, Anna Comnena, and of his mother, Irene. ...