Yes, they won Super Bowl iII. It was and is still today considered one of the biggest upsets in U.S. Football history, as well as sports history. The NY Jets were the AFL champions, and an 18 pint underdog to the Baltimore Colts, led by the legendary quarterback Jonny Unitas. However, QB Joe “Willy” Namath led the NY Jets to 16-7 victory, stunning the crowd, anlysists, bookies, and the Colts, but fulfilling Namath’s pre-game guarntee that they would win.