Siobhan McKenna was born on May 24, 1923 in Belfast, Northern Ireland as Siobhan Giollamhuire Mac Cionnaith. She was an actress, known for Doctor Zhivago (1965), King of Kings (1961) and Of Human Bondage (1964). She was married to Denis O'Dea. She died on November 16, 1986 in Dublin, Ireland.