Tina Kellegher is an Irish actress, born in Dublin in 1967. She is best known for her role as Niamh Quigley in BBC television series Ballykissangel. She is also a well-known voice on BBC Radio 4, having played policewoman Tina Mahon in the first four series of Baldi. She is married to Gordon Wycherley, location manager on, among other projects, Ballykissangel. They have two sons, Michael, who was born in 2003, and Brian, who was born in 2007. Her brother-in-law is fellow Ballykissangel star Don Wycherley.
She also starred opposite Colm Meaney as Sharon Curley in Stephen Frears' 1993 film The Snapper as a young woman from a working-class Dublin family dealing with an unintended pregnancy.
Kellegher is currently based in Mullingar, County Westmeath, where she is a member of the North Westmeath Hospice committee.