Gregory George Watson (born 29 January 1955) is a former Australian cricketer who played domestically for New South Wales and Western Australia, as well as for Worcestershire in English county cricket.Born in Mudgee, New South Wales, Watson made his first-class debut for New South Wales at the Adelaide Oval against South Australia in the 1977-78 Sheffield Shield. He took four wickets, his maiden victim being opposing captain Ashley Woodcock, but did not bat in either innings.