The 1957 National Football League season resulted in a tie for the Western Conference championship between the Detroit Lions and San Francisco 49ers. Both finished at 8–4 and had split their two games during the regular season in November, with the home team winning.
The tie thus required a one-game playoff to be held between the two clubs. This conference championship game was played on December 22 at Kezar Stadium in San Francisco, and Detroit won, 31–27. The Lions moved on to host the Cleveland Browns on December 29 in the championship game, and won in a 59–14 rout at Briggs Stadium for their third title of the 1950s. Through the 2016 season, It is their most recent league title.
Western Conference championship
The Lions trailed the 49ers 24–7 at halftime, and were down twenty points in the third quarter. Quarterback Bobby Layne had been lost for the season two weeks earlier, and backup Tobin Rote lead the Lions' rally, scoring 24 unanswered points in the second half to win, 31–27. The game was featured on NFL Top 10 as #2 on Top Ten Comebacks.