Fourplay is a contemporary jazz quartet in the United States. The original members of the group were Bob James (keyboards), Lee Ritenour (guitars), Nathan East (bass), and Harvey Mason (drums). In 1997, Lee Ritenour left the group and Fourplay chose Larry Carlton as his replacement. In 2010, Larry Carlton left Fourplay and was replaced by Chuck Loeb.

Grammy-nominated supergroup Fourplay has enjoyed consistent artistic and commercial success by grafting elements of R&B and pop to their unwavering jazz foundations. In a span of twenty years and eleven albums, the quartet has continued to explore the limitless dimensions and permutations of jazz while at the same time appealing to a broad mainstream audience.