How many black quarterbacks have started in the Super Bowl?

Answer:

Starting Black Quarterbacks in the Super Bowl

Doug Williams, Washington Redskins (Super Bowl XXII - W 42-10, January 31, 1988).
Steve McNair, Tennessee Titans (Super Bowl XXXIV - L 16-23, January 30, 2000).
Donovan McNabb, Philadelphia Eagles (Super Bowl XXXIX - L 21-24, February 6, 2005).
First answer by Chris. Last edit by ReaperZero. Contributor trust: 80 [recommend contributor recommended]. Question popularity: 101 [recommend question].