Couch is a surname. "Couch" has two different origins: it is a Cornish name thought to have derived from Cornish "cough" (red) and to have been a nickname for a redheaded man (the usual Cornish pronunciation is "cooch"); there is also an English name Couch which probably originated as a name for a maker of beds or bedding. The English name Couch has the variant forms Coucha, Couche, Coucher, Couchman and Cowcha.
Notable people with the surname include:
Arthur Quiller-Couch, British writer and professor of literature, grandson of Jonathan Couch
Charles Couch (1833-1911), American politician
Darius Nash Couch, American soldier, businessman, and naturalist
Ethan Couch, North Texas teenager convicted of killing four pedestrians
Harvey C. Couch, Arkansas energy entrepreneur and businessman
Jane Couch, British woman boxer
John H. Couch, American sea captain and pioneer in the Oregon Country in the 19th century
Jonathan Couch, British naturalist
Mal Couch (1938–2013), American Christian writer
Richard Quiller Couch, British naturalist, son of Jonathan Couch
Tim Couch, former NFL quarterback
Tonia Couch, British Olympic diver
Warrick Couch, Australian astronomer
