Pietro Alessandro Yon (1886-1943) was an Italian-American composer, organist, and conductor known for his contributions to liturgical and classical music. Born in Italy, he emigrated to the United States, where he became prominent in the early 20th century. Yon’s primary genre was sacred music, although he also composed secular works, including orchestral and chamber pieces. One of his notable works is the "Ave Maria," which has been widely performed in both liturgical settings and concert halls. He also composed a series of "Organ Sonatas" and various choral works that reflect his deep understanding of both the organ and choral textures. His compositions often incorporate rich harmonies and melodic lines, showcasing his skills as an organist. Yon served as the organist at several prominent churches, including St. Patrick's Cathedral in New York City, and was influential in the development of American church music during the early 20th century. His legacy lies in his blending of European classical traditions with American musical styles, helping to shape the sound of sacred music in the United States and inspiring generations of musicians.