In music, Op. 24 stands for Opus number 24. Compositions that are assigned this number include:
Barber – Knoxville: Summer of 1915 Beethoven – Violin Sonata No. 5 Berlioz – La damnation de Faust Bliss – A Colour Symphony Brahms – Variations and Fugue on a Theme by Handel Chopin – Mazurkas, Op. 24 Enescu – Piano Sonata No. 1 Enescu – Piano Sonata No. 3 Fauré – Élégie Grieg – Ballade in the Form of Variations on a Norwegian Folk Song Hindemith – Kammermusik Kabalevsky – Colas Breugnon Larsson – God in Disguise (), a cantata ("lyric suite") for narrator, soloists, mixed chorus, and orchestra (1940) McGregor – Outlier Moroi – Sinfonietta Paderewski – Symphony in B minor Rachmaninoff – The Miserly Knight Ries – Violin Concerto Rózsa – Violin Concerto Schumann – Liederkreis, Op. 24 Scriabin – Rêverie Sibelius – Ten Pieces, Op. 24, for solo piano (1895–1903) Spohr – Potpourri No. 4 Strauss – Death and Transfiguration Szymanowski – The Love Songs of Hafiz Tchaikovsky – Eugene Onegin Vierne – Symphony Voříšek – Symphony in D Webern – Concerto for Nine Instruments