Born in Dysart, Scotland of a long tradition of British merchant marine seaman, McLintock first went to sea on a passenger liner with his merchant marine officer father, William McLintock, at the age of 3 years. Himself, commissioned a cadet in the British merchant navy in 1918, McLintock had a 30-year career as a merchant marine officer before being named the 4th Superintendent of the United States Merchant Marine Academy in 1948. McLintock, who became a naturalized United States citizen in 1921, was chief inspection officer of that country's War Shipping Administration during the Second World War. He was also president of the American Institute of Navigation from 1947 to 1949. The Vice Admiral was a graduate of the United Kingdom’s Sevenoaks School (founded 1432 AD). He died of bone cancer in Chevy Chase, Maryland.[1][2]