Piano Quartet in B flat major, op. 41

The Piano Quartet in B♭ major, Op. 41, also known as the Piano Quartet No. 2, was written by Camille Saint-Saëns in February 1875. Dedicated to Jules Foucault, it was premiered on 6 March 1875 in Paris. It has been called one of Saint-Saëns' neglected masterpieces and is in the core repertoire of the piano quartet.