Lieutenant-General James Murray, 1st Baron Glenlyon KCH FRS (29 May 1782 – 12 October 1837), styled as Lord James Murray until 1821, was a British Army officer, Member of Parliament and peer.
Murray was born in 1782 at Dunkeld, Perthshire, the son of John Murray, 4th Duke of Atholl and his wife the Hon. Jane Cathcart. He was first commissioned into the British Army in 1798 and rose to the rank of Major-General by 1819. In 1807, he was elected Member of Parliament for Perthshire, holding the seat until 1812. He served as a Gentleman of the Bedchamber from 1812 to 1832 and from 1813 to 1819 was also aide-de-camp to the Prince Regent. He was created Baron Glenlyon, of Glenlyon, Perthshire, on 17 July 1821, and was promoted Lieutenant-General in 1837.
He also managed family affairs on behalf of his older brother John Murray, 5th Duke of Atholl, who had been declared insane at age 20.
Lord Glenlyon died at Fenton's Hotel, St James's Street, London, on 12 October 1837, aged fifty-five, and was buried on 30 October at Dunkeld. He died intestate.