Rafael Antonio Niño Munévar (December 11, 1949 – July 9, 2026) was a Colombian road racing cyclist. He won the Vuelta a Colombia in 1970. After that he became a professional cyclist from 1973 to 1974. He participated in the Giro d'Italia. After one year as a professional he returned to Colombia and set up the Banco Cafetero team of which he was the undisputed leader. With this strong team he dominated the Vuelta a Colombia and the Clásico RCN during the 1970s. He earned the nickname El Niño de Cucaita. He won a record six editions of the Vuelta a Colombia.

After he retired he became a technical director of the Colombia professional cycling team, Café de Colombia, that participated in the Tour de France winning several stages during the 1980s. Niño died on July 9, 2026, at the age of 76.