Isabella Leonarda (1620–1704) was an Italian composer and one of the few prominent female figures in Baroque music. Born in Novara, she was a nun in the Collegio di Sant'Orsola, which allowed her to dedicate her life to music and composition. Leonarda’s work primarily falls within the genres of sacred music and instrumental chamber music. Her notable compositions include a series of published collections, such as "Sonate da chiesa" and "Canzoni da chiesa," which feature a variety of instrumental sonatas and vocal works. In total, she published over 20 volumes of music, showcasing her adeptness in both vocal and instrumental forms. Her music is characterized by its melodic richness, harmonic exploration, and intricate counterpoint, reflecting the Baroque style. Leonarda's impact on music lies in her role as a pioneering female composer during a time when women were largely excluded from the public music scene. Her contributions helped pave the way for future generations of female musicians and composers, and her works continue to be studied and performed, highlighting the importance of diversity in the history of classical music.