Doon (dōn) [key], river, c.30 mi (48 km) long, South Ayrshire and East Ayrshire, SW Scotland, flowing NW through Loch Doon (6 mi/9.7 km long) to the Firth of Clyde S of Ayr. Robert Burns celebrated its beauty in his poetry.
The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.