George Cunningham Monteath (4 December 1788 – 25 January 1828) was a Scottish physician and oculist.
He attended the medical classes in Glasgow, and afterwards studied under Sir Astley Cooper in London, where he was licensed as a practitioner by the Royal College of Surgeons.
From 1809 to 1813 he acted as surgeon to the Northumberland regiment of militia, and then established himself in Glasgow as a physician and oculist.
In 1821 he published a 'Manual of the Diseases of the Human Eye,' 2 vols.
Monteath died from a chill in Glasgow on 25 January 1828.