Rodrigo Valdéz

Rodrigo Valdez (December 22, 1946 – March 14, 2017) was a boxer from Colombia who was a World Middleweight Champion and Undisputed World Middleweight Champion whose rivalry with Carlos Monzón has long been considered among the most legendary boxing rivalries. 
Valdez was trained by International Boxing Hall of Fame coach Gil Clancy. Many people consider him, Antonio Cervantes and Miguel "Happy" Lora to be the three greatest boxers ever to come from that country. He is 29th on Ring Magazine's list of 100 greatest punchers of all time.
Valdéz died on March 14, 2017 in Cartagena, Colombia from a heart attack, aged 70.