ENNISKILLEN (INNISKILLING), market town and county town of Co. Fermanagh, Ireland, situated on an island between upper and lower Loughs Erne, 116 m. N.W. of Dublin by rail. Pop. of urban district (1921) 4,847. It was incorporated by James I. In 1689 it defeated a force sent by James II. Two miles away is Devenish island, with the abbey of St. Mary, founded by St. Molaise (Laserian) in the 6th century, and with a round tower 85 ft. high and a cross. Enniskillen has tanneries and a small manufactory of cutlery. Trade is in agricultural pro duce. There are extensive water communications by river and by the loughs Erne, and also by the Ulster canal to Belfast. The loughs contain trout, large pike and other coarse fish.