Tony Dempsey (born 11 May 1944) is an Irish former Fianna Fáil politician. He was a Teachta Dála (TD) for the Wexford constituency from 2002 to 2007. Dempsey is a native of Davidstown, County Wexford and was educated at Enniscorthy Christian Brothers School, University College Dublin and St. Patrick's College, Maynooth. Prior to entering politics he worked as a secondary schoolteacher, and was a principal teacher of a large secondary school in Enniscorthy at the time of his election.