Basil Mackenzie, 2nd Baron Amulree

Basil Mackenzie, 2nd Baron Amulree KBE FRCP (25 July 1900 – 15 December 1983) was a British physician and leading advocate of geriatric medicine in the United Kingdom.

Amulree was born at South Kensington, London, England, the son of William Mackenzie, 1st Baron Amulree and Lilian, daughter of W. H. Bradbury. He was educated at Lancing College and Gonville and Caius College, Cambridge.

Upon graduating Amulree joined the Ministry of Health, initially working on the delivery of cancer services, but left in 1949 to become physician in charge of the geriatric department at University College Hospital, London. He was governor and president of a number of organisations including the British Geriatrics Society, the Society for the Study of Medical Ethics and the Association of Occupational Therapists.

Amulree succeeded his father in the barony in 1942. He was a Liberal Peer and Whip between 1955 and 1977 and spoke in the House of Lords on a variety of issues in relation to the care of the elderly.

Lord Amulree died on 15 December 1983, aged 83, unmarried. The barony became extinct on his death. According to James Lord, around 1948 he was having an affair with the art historian Douglas Cooper; when they parted, Cooper settled with John Richardson.