Flor Peeters (1903-1986) was a Belgian composer, organist, and music educator, renowned for his contributions to the organ repertoire and choral music. He is often associated with the genres of classical and sacred music. Peeters studied at the Royal Conservatory in Brussels and later became a prominent organist at the Cathedral of Our Lady in Antwerp. Notable works include his "Sonata for Organ," "Symphony for Organ," and various choral compositions like "Missa Brevis" and "Magnificat." His music is characterized by its melodic inventiveness and rich harmonies, often drawing upon liturgical themes. Peeters played a significant role in the revival of interest in the organ as a concert instrument and was influential in the development of organ pedagogy. He authored several instructional texts and served as a professor at the Royal Conservatory in Antwerp, shaping the next generation of musicians. His legacy continues through the performances of his works and the teachings of his students, making him a key figure in 20th-century organ music.