John Lynch (born 26 December 1961) is an actor from Northern Ireland.

Lynch was born in Corrinshego, near Newry, County Armagh in Northern Ireland. He attended St Colman's College, Newry, an all-Catholic school. Lynch has said that his family was not political but were "affected" by the Troubles. His mother is Italian, and he is the brother of British-based actress, Susan Lynch.

Lynch has appeared in numerous films related to Northern Ireland's problems, such as Cal, In the Name of the Father, The Railway Station Man, Nothing Personal and Some Mother's Son, as well as the Irish-themed film Evelyn, with Pierce Brosnan, Aidan Quinn and Julianna Margulies. He starred as Gyneth Paltrow's boyfriend in Sliding Doors, and as a supporting actor in Derek Jarman's Edward II.