Playing behind veterans Carlos Hyde and Duke Johnson, he made his NFL debut in a season-opening 21–21 tie with the Pittsburgh Steelers where he had three carries for 21 yards. With just four carries for 20 yards in the next two games, Chubb made the most of his three carries in a Week 4 45–42 overtime loss to the Oakland Raiders with touchdowns of 63 and 41 yards. Chubb was the fourth player in NFL history to break 100 rushing yards on three or fewer carries.The three previous players were Cordarrelle Patterson (3-102 in 2014), Brian Mitchell (2-105 in 2000), and Ken Carpenter (3-100 in 1950). See Game Finder for complete list. On October 19, after the Browns traded Carlos Hyde to the Jacksonville Jaguars, Chubb was named the full-time starter. On November 11, Chubb broke off a 92-yard rushing touchdown to help the Browns secure a 28–16 victory over the Atlanta Falcons. Chubb's run was the longest rushing touchdown in Browns franchise history. He finished the game with 20 carries for 176 yards and one touchdown to go along with three receptions for 33 yards and the first receiving touchdown of his career.
