Les fêtes de Polymnie is an opéra-ballet in three entrées and a prologue by Jean-Philippe Rameau. The work was first performed on 12 October 1745 at the Opéra, Paris, and is set to a libretto by Louis

Louis de Cahusac was an 18th-century French playwright, librettist, and Freemason. He is most famous for his work with the composer Jean-Philippe Rameau. He provided the libretti for several of Rameau