Los Locos del Ritmo are pioneers of Latin American rock, often credited as Mexico’s first rock and roll band. Formed in the late 1950s, their energetic sound fused American rock influences with the spirit of Mexican youth culture. With hits that helped define the region’s early rock scene, Los Locos del Ritmo opened the door for countless Spanish-language rock acts. Their legacy endures as a driving force behind the evolution of rock en español and a symbol of musical innovation across generations.