For the 2009 NFL season, Brown played and started in nine of the sixteen games of the regular season. During these nine games Brown managed to carry the ball 148 times for a total of 648 yards averaging 4.4 yards per carry. Brown also managed to rush for eight touchdowns. Brown in addition to rushing the ball managed to complete 14 passes for a total of 98 yards. During the 11th week of the regular season; Brown suffered a right foot injury against Tampa Bay and was placed on injured reserve. Brown's injury caused him to miss the remainder of the season.