Juan Alberto Rosas
Juan Alberto Rosas (born 28 November 1984) is a Mexican professional boxer and the former IBF Super Flyweight champion. Juan Alberto fights out of Navojoa, Sonora, Mexico. Professional career. IBF Super Flyweight Championship. On July 31, 2010 Rosas fought Simphiwe Nongqayi for the IBF Super Flyweight championship. Juan Alberto landed a body shot that forced Nongqayi to go down in the sixth, the South African would not continue. In December 2010, he lost the IBF junior bantamweight champion to Cristian Mijares.