Knockatallon or Knockatallan is a townland in the north of County Monaghan in the Republic of Ireland in the parish of Tydavnet. It is ocated to the west of Sheskin. The Knockatallan name is also used by locals to refer to a larger area including several other townlands such as Knockacullion and Corlat. Knockatallon encompasses a large area on the borders of counties of Fermanagh and Tyrone. It is situated in a vast area of unspoiled natural beauty. In recent years a vibrant local committee has placed it firmly on the map with the development of Sliabh Beagh Hotel and Tourism Centre. It is noted for its panoramic views, unpolluted lakes and waterways and its developed walks from 4km to 25km. One off houses, single sites and parcels of agricultural land are on offer in this thriving part of Co Monaghan with its own church primary school and transport links to post primary schools in Monaghan town.