Rubin Williams (born April 9, 1976) is an American professional boxer.
Known as "Mr. Hollywood", Williams began his professional career in 2001, and in 2005 challenged the IBF super middleweight title holder Jeff Lacy, but lost via TKO.
Since then, Williams has been on a long losing skid, as of 2018, owning a 29-33-1 record as a professional boxer.
[1] Williams was one of the featured boxers in Season 3 of the boxing reality TV series The Contender, which premiered September 4, 2007 on ESPN.
Williams was defeated, by submission (kimura), in his MMA debut against Kazushi Sakuraba on Dream 11 on October 6, 2009.