The iconic American cowboy—synonymous with rugged independence and frontier spirit—owes much of its identity to the vaquero, the original Mexican horseman. Long before the Wild West was romanticized in film and folklore, vaqueros brought their horsemanship, cattle herding skills, and distinctive style to what is now the American Southwest. This cross-border fusion of traditions, language, and techniques laid the foundation for cowboy culture as we know it today. Understanding the vaquero legacy reveals a rich tapestry of shared history that shaped the American West.