Terringzean Castle, also Taringzean, pronounced 'Tringan', is a Category B listed castle ruin lying above the River Lugar and the Terringzean Holm in the policies of Dumfries House, Parish of Cumnock, Scotland. The name Craufordstone or Craufurdstoun, has also been used, echoing that it and these lands originally belonged to the Crawfords, as did Lefnoreis Castle or Lochnorris Castle which once stood near the site of the Dumfries House stables.