Zij is de dochter van koningin Iokaste van Thebe en haar zoon Oedipus, en dus zuster van Antigone, Eteocles en Polynices. ###>Ismene (; , "Ismēnē") is the name of the a daughter and half-sister of Oedipus, daughter and granddaughter of Jocasta, and sister of Antigone, Eteocles, and Polynices.