Marcus Thomas (born September 23, 1985) is an American former professional football defensive tackle.

[1] In November 2006, he was kicked off the team for violating the terms of his reinstatement from a drug-related suspension.

He missed curfew, went on an unapproved out of town trip, and skipped a mandatory drug counseling session.

[2] On July 11, Thomas signed a 4-year contract with the club worth a reported $3 million.

On October 16, 2013, Thomas was signed by the Toronto Argonauts of the Canadian Football League to a practice roster agreement.