Op. 12

In music, Op. 12 stands for Opus number 12. Some compositions assigned this number:

• Vivaldi's Six Violin Concertos, Op. 12
• Three violin sonatas by Beethoven, which consist of:
  • Violin Sonata No. 1 in D major
  • Violin Sonata No. 2 in A major
  • Violin Sonata No. 3 in E♭ major
• Saint-Saëns's Oratorio de Noël
• Elgar's Salut d'Amour
• Sibelius's Piano Sonata in F major
• Rachmaninoff's Caprice bohémien
• Arnold Schoenberg's 2 Balladen (2 Ballads), Op. 12
• Béla Bartók's Four Pieces for Orchestra, Op. 12
• Zoltán Kodály's Szerenád (Serenade) for 2 violins and viola, Op. 12
• Anton Webern's Vier Lieder (Four Songs) for voice and piano, Op. 12
• Sergei Prokofiev's Ten Pieces for Piano, Op. 12; and Humoresque scherzo, for four bassoons, Op. 12bis
• Hindemith's Mörder, Hoffnung der Frauen
• Kurt Weill's Concerto for violin and wind orchestra, Op. 12
• Dmitri Shostakovich's Piano Sonata No. 1, Op. 12
• Barber's (First) Essay for Orchestra
• Alan Hovhaness' Sonata Ricercare (piano solo), Op. 12
• Britten's Mont Juic
• Alberto Ginastera's 12 Preludios americanos, Op. 12
• Oliver Knussen's Trumpets, for soprano and three clarinets, Op. 12
• Mark Alburger's Four Processions, for string quintet, Op. 12