John Elway at 38 years of age.
Yes as of 2008
No rookie quarterback has ever started in a Super Bowl game.
Doug Williams won Super Bowl XXII (1987-88 season) with the Washington Redskins to become the first and only black quarterback to play in and win a Super Bowl (Steve McNair and Donovan McNabb have played in Super Bowls, but neither won)
The first African American to start a Super Bowl was Doug Williams of the Washington Redskins in Super Bowl XXII.
Donovan Mcnabb (superbowl XXXVII) , Doug Williams (superbowl XXII) , and Steve Mcnair (superbowl XXXIV)
Craig Morton of the Denver Broncos in Super Bowl XII against the Dallas Cowboys. Morton started Super Bowl V for the Cowboys against the Baltimore Colts.
The Cowboys quarterback started three Super Bowls in four seasons (Super Bowls XXVII, XXXVIII and XXX) and won all three.
Doug Williams led the Washington Redskins to a 42-10 victory over the Denver Broncos in Super Bowl XXII. He was also named the game's Most Valuable Player.
John Elway of the Denver Broncos was the first quarterback to have started five Super Bowls .... SBs XXI, XXII, XXIV, XXXII, and XXXIII. His record in those games was 2-3.