Dawkins has been dealing with a season-long neck injury and did not play in last week's wild-card win over the Pittsburgh Steelers. He also missed the regular-season finale vs. the Kansas City Chiefs.
Wide receiver Eric Decker, who suffered a knee injury in last week's win, is also inactive.
Broncos long-snapper Lonie Paxton did not make the trip to New England in order to care for his wife, who is experiencing complications related to her pregnancy. The Broncos signed longtime San Diego Chargers long-snapper David Binn on Friday to replace Paxton, who also played for the Patriots from 2000 to 2008.