Piano Sonata in C minor

Piano Sonata in C minor may refer to:


 * Piano Sonata No. 5 (Beethoven)
 * Piano Sonata No. 8 (Beethoven)
 * Piano Sonata No. 32 (Beethoven)
 * Piano Sonata No. 1 (Chopin)
 * Piano Sonata Hob. XVI/20 (Haydn)
 * Piano Sonata No. 14 (Mozart)
 * Piano Sonata No. 4 (Prokofiev)
 * Piano Sonata D. 958 (Schubert)