Who were four pupils of Camille Saint Saens?

1. André Messager (1853-1929): Messager was a French composer, conductor, and pianist. He studied with Saint-Saëns at the Paris Conservatoire and went on to have a successful career as a composer of operas, operettas, and ballets.

2. Gabriel Pierné (1863-1937): Pierné was a French composer, conductor, and organist. He studied with Saint-Saëns at the Paris Conservatoire and went on to have a successful career as a composer of symphonies, concertos, and operas.

3. Charles-Marie Widor (1844-1937): Widor was a French composer, organist, and teacher. He studied with Saint-Saëns at the Paris Conservatoire and went on to have a successful career as a composer of symphonies, organ symphonies, and operas.

4. Paul Dukas (1865-1935): Dukas was a French composer, critic, and teacher. He studied with Saint-Saëns at the Paris Conservatoire and went on to have a successful career as a composer of symphonies, concertos, and operas.