Renauld Duvall Williams (born February 23, 1981) is a former Canadian football linebacker.

He was signed by the San Francisco 49ers as an undrafted free agent in 2004.

Williams was also a member of the Miami Dolphins, Cleveland Browns, New York Jets, Saskatchewan Roughriders, Pittsburgh Steelers, and Hamilton Tiger-Cats.

Williams was a standout running back in high school at Friends Academy and was a four-year starter.

After two years of waiting to start he decided to transfer to Hofstra University where he became a two-year starter as a defensive lineman.