 On January 1, 2012, Williams tied his season-high of nine combined tackles and deflected two passes during a 45–41 win against the Detroit Lions in Week 17.He finished the season with 64 combined tackles (53 solo), a career-high 22 pass deflections, four interceptions, and a touchdown in 15 games and 15 starts.Defensive coordinator Dom Capers retained Williams as a starting cornerback to start the regular season, along with Sam Shields.