Marquis Williams is a cornerback for Arkansas State standing 6'0" and weighing 188 pounds. The Madison, Mississippi native attended Madison Central High School, where he recorded 58 tackles and 12 pass deflections during his senior year along with four interceptions and a blocked field goal. He also earned selection to the Mississippi vs Alabama All-Star Game. In 2025, his first season with the Red Wolves, Williams appeared in all 13 games primarily on special teams and tallied five tackles, including two against Missouri State in the Xbox Bowl.