Craig Morton.
The Cowboys quarterback was Roger Staubach.
Quarterback Roger Staubach led the Dallas Cowboys to victory in Super Bowl VI and Super Bowl XII.
Super Bowl VI as a backup quarterback for the Dallas Cowboys.
Quarterback Roger Staubach of the Dallas Cowboys was the MVP of Super Bowl VI.
Roger Staubach.
Roger Staubach.
Quarterback Troy Aikman of the Dallas Cowboys was named MVP of Super Bowl XXVII.
Roger Staubach
Linebacker Chuck Howley of the Dallas Cowboys in Super Bowl V.
Craig Morton started Super Bowl V for the Dallas Cowboys who lost to the Baltimore Colts and Super Bowl XII for the Denver Broncos who lost to the Dallas Cowboys.
Quarterback Mark Rypien of the Washington Redskins was named MVP of Super Bowl XXVI.
The Dallas Cowboys have had three Super Bowl quarterbacks:Craig Morton (Super Bowl V).Roger Staubach (Super Bowls VI, X, XII and XIII).Troy Aikman (Super Bowls XXVII, XXVIII and XXX).