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Most wins by a Latin American pitcher: Bartolo Colón holds the record for the most wins by a Latin American pitcher in Major League Baseball history. The Dominican right-hander amassed 247 victories over a 21-year career, surpassing the previous record of 243 held by Juan Marichal. Colón's longevity and consistency made him one of the most successful pitchers from the Dominican Republic and Latin America as a whole.