James Alexander Williamson (1886 – 31 December 1964) was a prominent English writer on maritime history and expert on the John Cabot voyages.
The son of James Ireland Williamson, he was educated at Watford Grammar School and the University of London, where he earned his B.A.
In 1910, he became an assistant master in history at Westminster City School, a post he held until 1937.
In 1926, the University of London selected him as the first recipient of the Julian Corbett Prize in Naval History.
[1] He was Ford's Lecturer in British History at Oxford University in 1939.