The 1975Baltimore Coltsseason was the 23rd season for the team in the National Football League. The Baltimore Colts finished the National Football League's 1975 season with a record of 10 wins and 4 losses, and finished tied for first in the AFCEast division with the Miami Dolphins. However, the Colts finished ahead of Miami in the AFC East based on head-to-head sweep (2–0).
The 1975 Colts coaching staff included 23-year-old (and future legendary head coach) Bill Belichick. This was Belichick's first association with an NFL team and first coaching position.
The team made it to the playoffs as a No. 3 seed and traveled to Pittsburgh to play Pittsburgh Steelers in the divisional round. After being tied at 7 at the half the Steelers outscored the Colts 21–3 in the second half. The Steelers defense forced 4 turnovers and held the Colts to 154 total yards of offense in their 28–10 win.