George McMahon (born 20 September 1985[1] in Dublin, Ireland) is an Irish actor.
He is known for his role as Jamie Custer in Custer's Last Stand-up,[2][3] and for his role as Mondo O'Connell in Fair City.
[4] McMahon's career began at the age of 14 when he joined the Independent Theatre Workshop and the Helen Jordan Stage School.
[5] He won reality television show Celebrity Farm in 2003.
He donated the €50,000 prize fund to three charities of his choice which were The Bubblegum Club; the Children's Cancer Fund of Our Lady's Hospital for Sick Children in Crumlin; and community-based voluntary organisation St. Michael's House, which cares for children and adults with learning disabilities.