Sergei Prokofiev's Piano Sonata No. 4 in C minor, Op. 29 (1917) is a sonata composed for solo piano. It was first performed by the composer on April 17, 1918, in Petrograd. The work was dedicated to Prokoviev's good friend Maximilian Schmidthof, whose suicide in 1913 shocked and saddened the composer.

Date of composition 1917 (1908-1917)
Premiered 1918, April 17th in Russia, Saint Petersburg by Sergei Prokofiev
Type Sonata
Tonality C Minor
Catalogue Op. 29
Approx. duration 17 minutes
Instruments Piano
Arrangements Sergei Prokofiev: Andante from Piano Sonata No. 4, Op. 29bis
Autotranslations beta Sergueï Prokofiev: Sonate pour piano n°4 en do mineur, Op. 29
Sergej Sergeevič Prokof'ev: Sonata per pianoforte n. 4 in do minore, Op. 29
Sergei Sergejewitsch Prokofjew: Sonate Nr. 4 für Klavier c-moll, Op. 29