John Phillip Stamos (Stay-mohss; born August 19, 1963) is an American actor and musician. He first gained recognition for his contract role as Blackie Parrish on the ABC television soap opera General Hospital, for which he was nominated for the Daytime Emmy Award for Outstanding Supporting Actor in a Drama Series at the 10th Daytime Emmy Awards in 1983. He is known for his work in television, especially in his starring role as Jesse Katsopolis on the ABC sitcom Full House. Since the show's finale in 1995, he has appeared in numerous TV films and series.

From 2005 to 2009, he starred in the NBC medical drama ER as Dr. Tony Gates. After former Broadway stints in How to Succeed in Business Without Really Trying and Cabaret, he began playing the role of Albert Peterson in the Broadway revival of Bye Bye Birdie, which he starred in from October 2009 to January 2010. He then played Senator Joseph Cantwell in a Broadway revival of Gore Vidal's play The Best Man from July to September 2012, replacing Eric McCormack.