Gregory Charles Dyer (born 16 March 1959) is a former New South Wales and Australian wicketkeeper. Dyer played in six Tests and 23 ODIs from 1986 to 1988, including playing in the victorious 1987 World Cup Final. He toured India in 1986 as a back-up keeper. He shares an Australian One Day International 7th-wicket partnership record with Steve Waugh. In 2011, Dyer became the president of the Australian Cricketers Association.