Maurice Harrison-Gray (13 November 1899 – 24 November 1968), known always as 'Gray', was an English professional contract bridge player. For about thirty years from the mid-thirties to the mid-sixties he was one of the top players. As a member of the Great Britain national team he won the European Bridge League championships in 1948, 1949, 1950 and 1963. He was from London.