Christopher Ruben Studdard (born September 12, 1978) is an American pop, R&B, and gospel singer. He rose to fame as winner of the second season of American Idol. He received a Grammy Award nomination in December 2003 for Best Male R&B Vocal Performance for "Superstar."

In the years following Idol, Studdard has released three studio albums. His fourth album is expected to be released in May 2009.

In addition to appearing on various television shows he has toured with Robin Givens in the comedy-drama Heaven I Need a Hug and in 2008 accepted the role of Fats Waller in a national tour of Ain't Misbehavin'.