 The Atlanta Falcons finished first in the NFC South with a 13–3 record, clinching home-field advantage and a first round bye.On January 15, 2011, Grimes started in his first career playoff game and collected seven solo tackles in a 48–21 loss to the Green Bay Packers in the NFC Divisional Round.On January 24, 2011, it was announced that Grimes would play in the 2011 Pro Bowl as a replacement for Charles Woodson who was appearing in Super Bowl XLV.