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.
Chris Herrmann Christopher Ryan Herrmann (born November 24, 1987) is an American professional baseball catcher, outfielder, and first baseman for the Arizona Diamondbacks of Major League Baseball (MLB). He previously played in MLB for the Minnesota Twins. He played college baseball at the University of Miami.