Ari Gold is a fictional character on the comedy-drama television series Entourage and its sequel film. He is played by Jeremy Piven.

Entourage is an American comedy-drama television series that premiered on HBO on July 18, 2004, and ended on September 11, 2011, after eight seasons. The series was created and largely written by Doug Ellin and chronicles the acting career of Vincent Chase, a young A-list movie star, and his childhood friends from Queens, New York City, as they attempt to further their nascent careers in Los Angeles.