Who are the longest-tenured head coaches in NFL history?

Who are the NFL’s longest-serving head coaches? As of January 13, 2026, Mike Tomlin, John Harbaugh, and Andy Reid were the NFL’s longest-tenured coaches. Harbaugh was fired after 18 years with the Ravens, and Tomlin resigned following 19 years with the Steelers. Currently, Andy Reid is the longest-serving head coach at 13 years with the … Read more

Post-Gregg Popovich, Mike Tomlin is longest-tenured current US major pro coach

After Gregg Popovich, Mike Tomlin becomes the longest-tenured current US major professional coach Gregg Popovich stepped down as coach of the San Antonio Spurs after nearly 29 years. Mike Tomlin of the Pittsburgh Steelers now holds the longest tenure as a coach in one place among major pro sports leagues. During Popovich’s time as coach, … Read more

Steelers sign Mike Tomlin, NFL’s longest-tenured head coach, to three-year contract extension

Mike Tomlin, NFL’s longest-serving head coach, agrees to three-year contract extension with Steelers The Pittsburgh Steelers have signed head coach Mike Tomlin to a three-year contract extension, keeping him with the team until the 2027 season. This will make Tomlin the longest-tenured head coach in the NFL following Bill Belichick’s departure from the New England … Read more