Hawker was a right-handed batsman who played
first-class cricket for
Essex. He made a single appearance for Essex during the 1937 season, playing against
Lancashire in an innings defeat highlighted by a double-century from
Eddie Paynter. Hawker made just 26 runs in the two innings, and was never selected to play for the team again. He had first played cricket for the City of London School XI and was active in club cricket for various sides including Southgate, Old Citizens, the
Free Foresters and the Frogs. He was heavily involved in the running and administration of the game as well, serving as chairman of the Minor Counties Cricket Association before becoming President of
Marylebone Cricket Club (MCC) in 1970–1971. He was Vice-President of the
National Playing Fields Association from 1976 until his death, and Hon. Vice-President of the
Football Association in 1970. ==Personal life==