Furnaceland (English derived place name, meaning "field where the iron was smelted in the furnace") is a townland in the civil parish of Kinawley, barony of Tullyhaw, County Cavan, Ireland.[1] The original Irish place name was Maghernavinagh, which in Gaelic was either Machaire Eanach, meaning "The Plain of the Marsh" or Machaire Mhianach, meaning "The Plain of the Mine"). The town of Swanlinbar is partially situated in Furnaceland.