Antonio de Cabezón (c. 1510–1566) was a prominent Spanish composer and organist of the Renaissance period, known for his significant contributions to early keyboard music and polyphony. His work primarily falls within the genres of sacred and instrumental music, with a focus on keyboard compositions, including variations, toccatas, and fantasias. One of Cabezón's notable works is "Las Flores de Musica," a collection of keyboard music published in 1578, which showcases his mastery of counterpoint and melodic invention. His compositions often feature intricate ornamentation and reflect the stylistic influences of both Spanish and Italian music of his time. Cabezón's impact on music is profound; he is regarded as a forerunner of the Spanish Baroque style. His techniques and approaches to keyboard writing influenced later composers, including the likes of Juan Cabanilles and even Johann Sebastian Bach. His ability to blend liturgical themes with secular elements laid groundwork for future developments in European music, making him a significant figure in the history of Western classical music.