The 1968 National Football League championship game was the 36th annual championship game. The winner of the game represented the NFL in the third AFL-NFL World Championship Game also called the Super Bowl. The NFL title game was held December 29 at Cleveland Municipal Stadium in Cleveland, Ohio.

The Baltimore Colts (13–1) won the Coastal Division and defeated the Minnesota Vikings 24–14 in the Western Conference championship game. The Colts were led by head coach Don Shula and reserve quarterback Earl Morrall. This was the Colts' fourth championship game appearance since joining the NFL in 1953, with a 2–1 record in the title game.

Cleveland Browns (10–4) were the only team to defeat Baltimore during the regular season, and won the Century Division. The Browns defeated the Dallas Cowboys 31–20 in the Eastern Conference championship game. The Browns were led by head coach Blanton Collier, running back Leroy Kelly, and quarterback Bill Nelsen. This was the Browns' tenth NFL championship game appearance since joining the NFL in 1950, with a 4–5 record in the title game.

Cleveland won the regular season game 30–20 ten weeks earlier in Baltimore, but the Colts were six-point favorites for the championship game. The 1968 game was a rematch of the 1964 title game and at the same venue, but with far different results.

This was the sixth and final NFL championship game held at Cleveland Municipal Stadium.

Baltimore Colts 34, Cleveland Browns 0

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