Castlewigg, an estate, with a mansion, in Whithorn parish, SE Wigtownshire. The mansion, standing 2½ miles NW of Whithorn town in a finely wooded park, was built about the beginning of this century; its owner, Col. Jn. Fletcher Hathorn (b. 1839; suc. 1842), holds 3582 acres in the shire, valued at £5169 per annum.

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