 On January 12, 2008, Williams appeared in his first career playoff game and collected four solo tackles and a pass deflection during a 42–20 win against the Seattle Seahawks in the NFC Divisional Round.The following week, he made two solo tackles and broke up a pass in the Packers' 23–20 loss the NFC Championship to the New York Giants, who eventually won Super Bowl XLII.Williams competed against Jarrett Bush and Will Blackmon throughout training camp to be the third cornerback on the depth chart.