Minnesota Vikings in Super Bowls VIII and IX: Super Bowl VIII: Miami Dolphins 24, Vikings 7
Super Bowl IX: Pittsburgh Steelers 16, Vikings 6
Yes ... not only are the Bills the only team to lose four consecutive Super Bowls they are the only team to ever play in four consecutive Super Bowls.
Marv Levy of the Buffalo Bills (Super Bowls XXV,XXVI, XXVII, and XXVIII).
Marv Levy of the Buffalo Bills
The Minnesota VikingsThe Vikes lost Super Bowls IV, VIII, and IX. They also lost Super Bowl XI to become the first team to lose 4 Super Bowls.
The Minnesota Vikings (lost Super Bowls IV, VIII, and IX).
Bud Grant of the Minnesota Vikings (Super Bowls IV, VIII, IX, an XI).
buffalo bills
NONE!
The Raiders and the Patriots.
bengals
The Dallas Cowboys lost Super Bowl V to the Baltimore Colts and Super Bowls X and XIII to the Pittsburgh Steelers.
Through Super Bowl XLII, the Cowboys have not lost back to back Super Bowls. They lost Super Bowl V to the Baltimore Colts and Super Bowls X and XIII to the Pittsburgh Steelers.