José Bernabé Marino Barreto y Casanova, known as José Casanova, was a prominent figure in the Spanish music scene, particularly recognized for his contributions to the genre of zarzuela, a traditional Spanish operatic form. Active primarily in the late 19th and early 20th centuries, Casanova's work reflects the rich cultural heritage of Spain, blending theatrical storytelling with melodic compositions. Notable works include "La tabernera del puerto" and "Los gavilanes," which showcase his ability to intertwine lyrical eloquence with engaging narratives. His compositions often emphasized regional themes and local color, appealing to both popular and critical acclaim. Casanova's impact on music lies in his role in popularizing zarzuela and influencing subsequent generations of Spanish composers and musicians. He helped elevate the genre, making it a significant part of Spain's cultural identity. His works remain a staple in the repertoire of Spanish theaters, contributing to the lasting legacy of zarzuela in Spanish arts. Through his innovative approach and dedication to the genre, Casanova played a crucial role in shaping the landscape of Spanish music during his time.