Thomas John "Jock" Murray OC ONS (born May 1938) is a Canadian neurologist, medical historian and author.

He was the founding director of the Dalhousie Multiple Sclerosis Research Unit, co-founder of the Consortium of North American Multiple Sclerosis Centres, chair of the Canadian Medical Forum, president of the Canadian Neurological Society and of the Association of Canadian Medical Colleges, vice-president of the American Academy of Neurology, chair of the board of governors and chair of the board of regents for the American College of Physicians, and served as dean of Medicine at Dalhousie.

His published works include Sir Charles Tupper: Fighting Doctor to Father of Confederation (1999), which he co-authored with his wife, Multiple Sclerosis: The History of a Disease (2005), and The Quotable Osler.

Thomas John "Jock" Murray was born in May 1938 into the Scottish community of Pictou, Nova Scotia as the third eldest of ten children.

[1] Following his neurology training in Halifax, London, and Toronto, Murray joined the faculty of medicine at Dalhousie in 1970.

In 2001, he received both the Mentor of the Year Award from the Royal College of Physicians and Surgeons of Canada and the Queen Elizabeth II Jubilee Medal.

[2] Murray met Janet when he became a university officer cadet in Halifax in 1958, and they had their first date alone at the Carleton Hotel.