Glengonner Water, a stream of Crawford parish, SE Lanarkshire, rising close to the Dumfriesshire border at an altitude of 1480 feet above sea-level, and running 7 miles north-north-eastward, till it falls into the Clyde, at a point 5 furlongs S of Abington, after a total descent of 665 feet. In the first mile of its course it flows through Leadhill village, and over the last 2 ½ miles it traces the Crawfordjohn border. Its mineral wealth is noticed under Leadhills.—Ord. Sur., sh. 15, 1864.

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