Redcastle (Scottish Gaelic: an Caisteal ruadh), historically known as Edirdovar and Ederdour, is a medieval castle in Killearnan on the Black Isle, northern Scotland.
The castle is now in a state of ruinous disrepair, although it is protected as a category B listed building.
The present building is dated 1641 but incorporates earlier work of rubble and ashlar masonry which is typically associated with older structures.
Baillie in 1838 and passed into the ownership of the family of Lord Burton of Dochfour.
The castle was requisitioned by the army during World War II and was finally vacated and part stripped in the 1950s.