Marvin Kevin Thomas (born July 28, 1978 in Phoenix, Arizona) is a former American football cornerback in the National Football League. He was a standout high school football player at Rio Mesa High School in Oxnard, California and a college football player at the University of Nevada-Las Vegas in Las Vegas, Nevada. Thomas was selected by the Buffalo Bills in the 6th round (176th overall) of the 2002 NFL Draft.