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Steve Young - Super Bowl XXIX (1994 season)
Phil Simms of the New York Giants with a 150.9 passer rating in Super Bowl XXI against the Denver Broncos.
In Super Bowl XLV, Ben Roethlisberger had a 77.4quarterback passer rating.
it was Steve young who also won a super bowl with them
Phil Simms went 22 of 25 for 268 yards, 3 TD's 0 INT's, QB rating of 150.9
The Cowboys quarterback was Roger Staubach.