The ColtsThe Seahawks
The Seattle Seahawks have never won the Super Bowl.
The Seattle Seahawks won the 2014 Super Bowl. This is the Seahawks first Super Bowl win. They defeated the Denver Broncos 43 to 8.
in 2014-2015 the seahawks were 14-4 going into the super bowl
The Seahawks won Super Bowl XLVIII. The score was 43 to 8.
Seahawks Panthers or Bengals
Prior to Super Bowl XLVIII being played, the answe is no.
They have not won a Superbowl yet.