Jacksonville Jaguars After being coached by the
Jacksonville Jaguars' staff during the 2009
Senior Bowl, Jennings was selected by Jacksonville in the seventh round (250th overall) of the
2009 NFL draft. He scored his first career touchdown in Week 9 against the
Kansas City Chiefs, rushing for 29 yards. Jennings finished his rookie season with 39 carries for 202 yards and one touchdown. In Week 14 of the 2010 season, Jennings had five carries for 109 yards and a touchdown in a victory over the Raiders. In Week 17, he had 22 carries for 108 yards and a touchdown in the loss to the Texans. In the 2010 season, he appeared in 13 games and made three starts. He finished with 84 carries for 459 yards and four touchdowns to go with 26 receptions for 223 yards. Jennings's 2011 season was cut short by injuries after suffering a concussion in the Jaguars' first preseason game, and his knee injury two weeks later, Jennings was placed in injured reserve before the regular season began. Due to a contract holdout by starter
Maurice Jones-Drew, Jennings was named the starting running back for the team's
2012 regular season opener against the
Minnesota Vikings. Jones-Drew returned to the starting lineup the following week Jennings resumed his role as a backup until a shoulder injury on December 24, 2012, landed him on injured reserve for the second consecutive year. He finished the season with 101 carries for 283 yards and two touchdowns in ten games and six starts.
Oakland Raiders Jennings was signed by the
Oakland Raiders on April 11, 2013. Jennings started the 2013 season backing up starter
Darren McFadden. McFadden spent much of the season on the sideline due to injuries, forcing Jennings to start eight games in his place. Jennings, a career backup, exceeded expectations as a starter and saw his best rushing game of the season in Week 11 against the
Houston Texans where he rushed 22 times for 150 yards (6.8 ypc) and one touchdown on an 80-yard rush. In Week 15 against the Chiefs, he had 103 scrimmage yards and two rushing touchdowns in the loss. Jennings finished the 2013 season with 733 rushing yards on 163 carries and six touchdowns.
New York Giants On March 12, 2014, Jennings signed a four-year, $14 million contract including $3 million guaranteed with the
New York Giants. Jennings quickly took over as starter, starting nine games out of the 11 that he played. In Week 3 against the Texans, he had 34 carries for 176 yards in the win. Jennings rushed for 639 yards on 167 carries and scored four rushing touchdowns. Jennings started all 16 games in 2015, and set career highs in carries, rushing yards, receiving yards, and receiving touchdowns. Jennings recorded 863 yards along with three touchdowns on 195 carries, as well as 296 yards and one receiving touchdown on 29 receptions. Jennings played his best football later in the season, besting his previous season highs in both carries and yards in each of his final four games, with 79 carries for 432 yards and 2 touchdowns in that stretch. Jennings played in 13 games in 2016, rushing for 593 yards, his lowest total since 2013, and scored three touchdowns on 181 carries. He added 35 receptions for 201 receiving yards and one receiving touchdown in 2016. On February 13, 2017, Jennings was released by the Giants. On December 8, 2017, Jennings announced his retirement from the NFL.
Fan Controlled Football In early 2022, Jennings was a coach for the
Fan Controlled Football Kingpens. On May 21, 2022, Jennings played
running back with the
Fan Controlled Football Kingpens. ==NFL career statistics==