Greg "Bluey" Mackey (20 October 1961 – 24 September 2014) was an Australian professional rugby league footballer who played in the 1980s and 1990s. Mackey played at club level for South Sydney Rabbitohs for three seasons between 1980 and 1983, Illawarra Steelers for five seasons between 1984 and 1988, Paris Châtillon XIII, Canterbury-Bankstown Bulldogs for one season in 1989, Warrington (twice), Huddersfield and Hull FC, usually as a five-eighth or halfback, and was Captain of Hull during the 1990–91 and 1991–92 seasons.