Ascanio Trombeti (circa 1540–1610) was an Italian composer and organist, primarily associated with the late Renaissance and early Baroque periods. His work is notable for its contributions to the development of sacred music, particularly in the context of the Catholic Church. Trombeti is best known for his motets and sacred vocal compositions, which exhibit a rich polyphonic texture and a deep emotional resonance characteristic of the period. One of his most significant works is the collection "Musica Sacra," published in the late 16th century, which comprises various settings of liturgical texts. His ability to blend traditional styles with emerging Baroque elements marked him as an influential figure in the transition of music from the Renaissance to the Baroque era. Trombeti's impact on music is reflected in his innovative use of harmony and counterpoint, which influenced subsequent composers in the sacred music realm. While not as widely recognized as some of his contemporaries, his contributions are appreciated for their craftsmanship and emotional depth, helping to pave the way for later developments in church music.