 The Earldom of Buchan and hence the castle was inherited and divided after the harrying between John Comyn's two nieces.Henry de Beaumont, the husband of one niece; Alice Comyn, claimed the title under her name but was disinherited from the lands in 1314.A 1324 charter from Robert the Bruce then gives the ""lordship of Rattray"" to Sir Archibald Douglas.