Charles-Marie Widor (1844-1937) was a French composer, organist, and conductor, primarily associated with the Romantic genre. He is best known for his contributions to organ music and his role in the development of French symphonic organ style. Widor served as the organist at the Saint-Sulpice Church in Paris for more than 60 years, where he honed his craft and influenced future generations of organists. His most notable work is the "Toccata" from his Fifth Symphony for Organ, Op. 42, which is frequently performed in concert settings and often associated with weddings and ceremonial occasions. Widor composed ten organ symphonies in total, each marked by rich harmonies and innovative use of the instrument. Widor's impact on music extends beyond his compositions; he was a significant educator, teaching at the Paris Conservatoire and mentoring notable composers, including Marcel Dupré. His work helped elevate the organ's status in concert music, contributing to the instrument's resurgence in popularity during the late 19th and early 20th centuries. Widor's legacy lives on through his compositions and influence on subsequent organists and composers.