1971 AFC Divisional playoff game (Miami–Kansas City)

1971 AFC Divisional playoff game
DateDecember 25, 1971
StadiumMunicipal Stadium
Kansas City, Missouri
FavoriteChiefs by 3.0
RefereeJohn McDonough
Attendance50,861
TV in the United States
NetworkNBC
AnnouncersCurt Gowdy (play-by-play)
Al DeRogatis (color commentator)

The 1971 Miami Dolphins–Kansas City Chiefs AFC Divisional playoff game was a National Football League (NFL) game played between the Miami Dolphins and Kansas City Chiefs on December 25, 1971, at Municipal Stadium in Kansas City, Missouri, as part of the 1971–72 NFL playoffs. The game was won by the Dolphins 27–24 in double overtime in what is currently the longest game in NFL history.

The game is widely regarded as one of the greatest in National Football League history and is notable for being the longest game ever played in NFL and professional football history, lasting 82 minutes and 40 seconds of game time. It was the first NFL playoff game to reach a second overtime period.