Cornelia Hayes O'Herlihy was born in Ireland as Cornelia Hayes. She is an actress and director,
known for 'Gods and Monsters' (1998), 'Tears of the Sun' (2003) and 'Resistance: Fall of Man' (2006). She has been married to Lorcan O'Herlihy since November 9, 1991. She is also the voice actress of Fiona Belli from Haunting Ground.
- Husband Lorcan O'Herlihy is an architect.
- Daughter-in-law of Dan O'Herlihy
- Sister-in-law of Gavan O'Herlihy, Cormac O'Herlihy and Patricia O'Herlihy.
- Sister of John Hayes.
- Niece-in-law of Michael O'Herlihy.