Career
IBF Minimumweight Championship.
IBF Minimumweight Championship.
He is a former WBC Youth World Minimumweight, WBO NABO Light Flyweight, and the IBF Minimumweight Champion. In December 2000, Roberto Carlos won the WBO NABO Light Flyweight Championship by beating former Champion Victor Burgos in Tijuana, Baja California, Mexico. On April 29, 2001 Leyva won the IBF Minimumweight Championship by upsetting an undefeated Daniel Reyes of Colombia.