José Isaac Marín

José Isaac Marín is a retired Costa Rican boxer who was a prominent figure in the sport during the 1970s. Known for his impressive fighting style and notable achievements, he held top rankings in both the World Boxing Association and World Boxing Council for four consecutive years. Marín's journey began in humble circumstances, selling food as a child before finding his way into boxing through the guidance of Emilio Castrillo. Over his career, he fought 73 matches, winning 61 of them, including 28 by knockout. Despite his retirement, Marín remains active in the boxing community and recently showcased his skills in an exhibition match.