In music, Op. 68 stands for Opus number 68. Compositions that are assigned this number include:
Arnold – Sweeney Todd Beethoven – Symphony No. 6 Brahms – Symphony No. 1 Britten – Cello Symphony Chopin – Mazurkas, Op. 68 Dvořák – Silent Woods Elgar – Falstaff Fučík – Entrance of the Gladiators Mendelssohn – Festgesang an die Künstler Sallinen – Palatsi Schumann – Album for the Young Scriabin – Piano Sonata No. 9 Shostakovich – String Quartet No. 2 Sibelius – Two Rondinos, for solo piano (1912) Spohr – String Quartet No. 19 Strauss – Sechs Lieder, Op. 68