Greg or Gregory Jackson may refer to:
Greg Jackson (American football) (born 1966), American football player,
Greg Jackson (basketball coach) (born 1959), basketball coach,
Greg Jackson (basketball player) (1952-2012), basketball player,
Greg Jackson (MMA trainer), mixed martial arts coach, founder of Jackson's Submission Fighting,
Gregory Jackson (singer/songwriter) (born 1955), American funk musician, songwriter and record producer,
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