Fethard-on-Sea or Fethard (Irish: Fiodh Ard, meaning 'high wood') is a village in southwest County Wexford in Ireland. It lies on the R734 road on the eastern side of the Hook peninsula, between Waterford Harbour and Bannow Bay. The village had a population of 311 as of the 2016 census. It lies in the Fethard electoral district in the Wexford constituency. It is in the Templetown parish in the Roman Catholic Diocese of Ferns. Its main industries are fishing and tourism.