Gregory Dale Campbell (born 10 March 1964) is a former Australian cricketer who played in four Test matches and 12 One Day Internationals in 1989 and 1990.
After taking 0/36 on debut, he was expensive in the following match at the WACA Ground, conceding 54 runs, and was dropped.
This established him in the ODI team, playing in all group matches in the following triangular tournament in New Zealand.
He took his career best of 3/17 against New Zealand at Jade Stadium, Christchurch, before another haul of 3/37 in the final at Eden Park, Auckland helped Australia to another victory.
He is currently the chief executive officer of Cricket PNG, based in Port Moresby, Papua New Guinea.