John Dunning (born November 6, 1950) is an American volleyball coach who was the head women's coach at Stanford University (2001–2016) and the University of the Pacific (United States) (1985–2000). In 32 seasons of collegiate coaching, he guided his teams to five NCAA championships – second most of any Division I women's volleyball coach – and compiled an overall record of 888-185 (.828). He is one of only two Division I college volleyball coaches to have won NCAA championships at two different schools.