Sean John Combs (born November 4, 1969) is an American entertainment mogul, record producer, actor, singer, and rapper. In September 2006, his nickname and recording name is Diddy (adopted in August 2005); previously, he had been known as Puff Daddy, P. Diddy, Sean John, Puff, and Puffy.

Diddy presides over a media empire that includes the record label Bad Boy Records, the clothing lines Sean John and Sean by Sean Combs, a movie production company, and two restaurants. He has taken the roles of recording executive, producer of reality TV (such as MTV's 'Making the Band'), writer, arranger, clothing designer, and actor.