Gregory Marc Smith (born 20 April 1983) is a British-South African former cricketer. He is a right-handed batsman and a right-arm medium-fast bowler who formerly played for Essex. He had previously played for Derbyshire for eight years. Since retiring he has moved to Cornwall where he captains and coaches Penzance. In his first year they struggled to find form and lost to Helston 3 times in a season.