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.
Ramón García Hirales Ramón García Hirales (born September 10, 1982 in La Paz, Baja California Sur, Mexico) is a Mexican professional boxer who held the WBO light flyweight title in 2011. He is the twin brother of ex-WBO and IBF minimumweight world champion Raúl García.