 Thomas Hay, 9th Earl of Kinnoull

Thomas Hay, 9th Earl of Kinnoull (4 July 1710 – 27 December 1787), styled Viscount Dupplin from 1719 to 1758, was a Scottish peer, British politician, and scholar.Hay was the eldest son of George Hay, 8th Earl of Kinnoull, and Abigail, daughter of Robert Harley, 1st Earl of Oxford and Earl Mortimer.