1970 - Super Bowl IV Winner 1970
Super Bowl IV, the fourth AFL-NFL World Championship Game in professional American football, was played on January 11, 1970, at Tulane Stadium in New Orleans, Louisiana. The American Football League (AFL) champion Kansas City Chiefs defeated the National Football League (NFL) champion Minnesota Vikings by the score of 23–7. This victory by the AFL squared the Super Bowl series with the NFL at two games apiece. This was also the final AFL-NFL World Championship Game before the two leagues merged into one after the season.