The Cleveland Browns today signed running back
Originally drafted by the San Francisco 49ers in the sixth round (186th overall) of the 2007 NFL Draft, Clayton spent the entire 2007 season and the first 14 weeks of the 2008 season on the 49ers’ practice squad before being elevated to the 53-man roster for the final two games. He spent the entire 2009 season on the 49ers’ injured reserve list. In 2010, Thomas spent four weeks on the Browns’ active roster and two weeks on the club’s practice squad. He appeared in two games with Cleveland. He also spent nine weeks of the 2010 season on the Patriots’ active roster, appearing in one game where he totaled 17 rushing yards on six attempts. He spent training camp with the Seahawks in 2011 before being waived on September 3.
A three-year letterman at Kansas State University (2004-06), Clayton saw action in 28 games, recording 1,075 rushing yards with seven touchdowns on 232 carries. Born on April 26, 1984, the 5-11, 220-pound Clayton is a native of Alexandria, Va., where he attended Mt. Vernon High School.
Clayton will wear No. 33.