1972
1972 and 1973
1972.
1972 and 1973
1972
Dallas Cowboys beat the Miami Dolphins on January 16, 1972 to win Super Bowl VI
In 1972.
1972
Yes they did. It was the only perfect season with no losses.
Yes, in 1972. They are the only ones.
The 1972 and '73 Dolphins.
The 1972 Miami Dolphins are, so far, the only team to win the Super Bowl undefeated.