Roberto Duran | Biography, Record, & Facts | Britannica

Roberto Durán, byname Manos de Piedra (Spanish: “Hands of Stone”), (born June 16, 1951, Guararé, Panama), Panamanian professional boxer who was world lightweight, welterweight, junior-middleweight, and middleweight champion. Durán began his professional career on March 8, 1967, and won the first 32 matches of his career, 26 by knockout, before losing for the first time in a 10-round …

https://www.britannica.com/biography/Roberto-Duran