Claim: Alfredo Cornejo Cuevas (born June 6, 1933) is a former Chilean boxer, who won the silver medal in the welterweight division at the 1959 Pan American Games in Chicago, United States, and the world amateur welterweight title in Mexico City in the same year.
Evidence: Alfredo Cornejo Cuevas (born June 6, 1933) is a former Chilean boxer, who won the gold medal in the welterweight division at the 1959 Pan American Games in Chicago, United States.