In the 1972 season, the Miami Dolphins finished the regular season with a record of 14-0 and wound up winning the Super Bowl to end with a record, regular season and playoffs, of 17-0.
The first team that went undefeated in regular season and won the Super Bowl was the 1972 Miami Dolphins who went 17-0-0 (14-0-0 in the regular season and 3-0 in the playoffs).
1900`s Miami Dolphins
The 1972 Miami Dolphins.
Colts and Saints.
There are no more undefeated teams left in the National Football League during the 2010-2011 season
The Steelers have never had an undefeated season in their NFL history.
So far, only two: The 1972 Miami Dolphins and the 2007 New England Patriots, the only two NFL teams to have an undefeated season. The Dolphins won 14 games to claim an undefeated season, while the Patriots became the first team to go undefeated in a 16 game season. For the 2009 season, two teams could be added to that list: The Indianapolis Colts (currently 14-0) and the New Orleans Saints (currently 13-1). Only three teams in NFL history have started the season 14-0, and those include the 1972 Dolphins, the 2007 Patriots, and the 2009 Indianapolis Colts.
Presuming you mean so far this season, the remaining undefeated teams are the Saints, Vikings, Broncos and Colts (as of 10-21-09).
No NFL teams went undefeated in 2009.
In the 2009 season: the Colts and the Saints. First time in NFL history two teams have been 12-0 in the same season.
Colts and Saints.
1972 Miami Dolphins, that is it
Colts and Saints.
There are no more undefeated teams left in the National Football League during the 2010-2011 season
2009
Dolphins back in the day. 71 I believe
AnswerColts, Broncos and Saints as of 10-26-09.
The Steelers have never had an undefeated season in their NFL history.
Miami Dolphins
2007 Patriots 1972 Dolphins