Which of the following has a twin brother who plays doubles together: Gigi Fernández or Mike Bryan?
Gigi Fernández Beatriz "Gigi" Fernández (born February 22, 1964) is a former professional tennis player. She turned professional in 1983 and is the first Puerto-Rican-born athlete to win a Gold Medal, and the first to be inducted into the International Tennis Hall of Fame.
Mike Metheny Mike Metheny ( ; b. August 28, 1949, Lee's Summit, Missouri) is an American jazz musician and music journalist. He is the brother of the jazz guitarist Pat Metheny.