Basil Jack Greenhill CB CMG (26 February 1920, in Bristol – 8 April 2003), was a diplomat, museum director and maritime historian.
He emerged in 1946 as a lieutenant, and on the completion of his degree he joined what became the Commonwealth Relations Office, where he stayed until 1966.
He also served a term as vice-president of the Society for Nautical Research.
[2] He was also the author of over forty books and numerous articles on maritime history, many of them produced in collaboration with his second wife, Ann Giffard.
He also published Westcountrymen in Prince Edward's Isle (1967), on Devon shipbuilders in Canada, and Boats And Boatmen of Pakistan (1971).