Mariana Pajón, Colombian cyclist
Mariana Pajón Londoño ODB (born 10 October 1991) is a Colombian cyclist, two-time Olympic gold medalist and BMX World Champion.She won her first national title at age of 5 and her first world title at 9. Overall, she is the winner of 14 world championships, 2 national championships in the United States, 9 Latin American Championships and 10 Pan American championships. She also won the gold medal at the 2012 Summer Olympics in London, on 10 August 2012, as well as in the 2016 Summer Olympics in Rio. She is the first Colombian to win two Olympic gold medals. Pajón's achievements in BMX have earned her the nickname "Queen of BMX".She was selected to be the flag-bearer for Colombia at the 2012 Summer Olympics at the Opening Ceremony.