Auchmacoy, an estate, with an elegant turreted mansion, built about 1835, in Logie-Buchan parish, E Aberdeenshire, near the left bank of the Ythan, 2½ miles E by N of Ellon. The estate has belonged since 1318 to the Buchans of Auchmacoy, one of whom, General Buchan, was defeated at the Haughs of Cromdale (1690); its present owner is Miss Louisa Buchan (suc. 1874).

(F.H. Groome, Ordnance Gazetteer of Scotland (1882-4); © 2004 Gazetteer for Scotland)