charles-marie widor (born lyon, 21 february, 1844; died paris, 12 march, 1937) was a french organist and composer. he was one of the greatest organists of his time and he had many pupils who learned a lot from him and became famous. widor is best known for his organ works which he called “symphonies”. the "toccata" from his "symphony no 5" is one of the best known of all organ pieces, often played at the end of wedding ceremonies.