Gregory James Turner (born 21 February 1963) is a New Zealand professional golfer.
Turner was born in Dunedin and attended the University of Oklahoma in the United States on a golf scholarship.
Turner won four tournaments on the European Tour and achieved a career best ranking of 18th on the European Tour Order of Merit in 1997.
He has represented New Zealand in international competitions many times and was one of Peter Thomson's two wild card selections (along with Frank Nobilo for the winning International Team in the 1998 Presidents Cup.
European Tour playoff record (1–2) Asia Golf Circuit playoff record (0–1) Note: Turner only played in The Open Championship and the PGA Championship.