The Washington Redskins beat the Miami Dolphins in Super Bowl XVII.
The Minnesota Vikings.
The Dolphins ended their undefeated season with a 14-7 victory over the Washington Redskins in Super Bowl VII.
27 - 17 Washington Redskins beat the Miami Dolphins.
The Miami Dolphins beat the Minnesota Vickings 24-7
Dallas Cowboys beat the Miami Dolphins on January 16, 1972 to win Super Bowl VI
The Cowboys first Super Bowl victory came in Super Bowl VI when they defeated the Miami Dolphins 24-3.
The Redskins defeated the Dolphins, 27-17, in Super Bowl XVII played January 30, 1983.
That was Super Bowl VI played January 16, 1972. The Cowboys defeated the Dolphins 24-3.
The Miami Dolphins have played in five Super Bowls: Super Bowl VI - lost to Dallas, 24-3 Super Bowl VII - beat Washington, 14-7 Super Bowl VIII - beat Minnesota, 24-7 Super Bowl XVII - lost to Washington, 27-17 Super Bowl XIX - lost to San Francisco, 38-16