Pittsburgh is the NFL that has the record of two repeat championships in the NFL. There are six other teams that have own a repeat championship once.
The Pittsburgh Steelers have won the most Superbowls (6). If you included pre-Superbowl era NFL championships, then the record is held by the Packers with 12 (3 Superbowls and 9 pre-Superbowl championships).
5. 1961, 1962 and 1965 seasons were NFL Championships. 1966 and 1967 seasons were NFL Championships and Super Bowl Championships.
Most nfl championship won
The Green Bay Packers have the most NFL championships with 9 Championships and 4 Super Bowls. The Green Bay Packers have won more NFL Championships than any other franchise in the history of the NFL. This is not to say that they have won the most Super Bowls. Through the 2010-2011 season the Packers have won 13 NFL Championships followed by the Chicago Bears with 9 and the New York Giants with 7.
Th 49ers have 5 super bowl championships, 5 conference championships and 17 division championships.
World/NFL Championships/Superbowls-4 Conference championships-6
The Bears won 6 NFL Championships prior to the first Super Bowl.
The teams with the worst record in the Super Bowl are the Minnesota Vikings and the Buffalo Bills, who are both 0-4 in Super Bowls. The Bills lost those 4 consecutively from 1991-1994
Super Bowl I or NFL/AFL World Championship
five
Chicago Bears
The Green Bay Packers had 9 NFL Championships prior to the advent of the Super Bowl - prior to 1933 there was no championship game - the Championship was awarded to the team with the best season record - the Packers won three of those and 6 Championship games thus totaling 9 - they also won three post Super Bowl yet pre-merger NFL championships during the first years of the Super Bowl - that would bring their pre-merger "NFL" Championship total to 12. The Chicago Bears would be 2nd with 8 pre - Super Bowl Championships.