Work: 6 Variations on a Theme of Mozart
Composer: Joaquín Nin-Culmell (1908–2004)
Work: Six Strokes: Allegro molto (Shrapnel)
Composer: Carter Pann (1972–)
Work: Six Strokes: Slowly Rocking (Cradle Song)
Work: Six Strokes: Presto (Pasta to Go)
Work: 6 Moments musicaux, D. 780: Moment musical in A-flat Major (unspecified)
Composer: Franz Schubert (1797–1828)
Work: 6 Melodie: 5. Si tu veux
Composer: Ottorino Respighi (1879–1936)
Work: Flute Concerto No. 6 in D Major: 3. Polacca
Composer: Saverio Mercadante (1795–1870)
Work: English Suite No. 6 in D Minor, BWV 811: Gigue (-. 1720)
Composer: Johann Sebastian Bach (1685–1750)
Work: English Suite No. 6 in D Minor, BWV 811: Sarabande-Double (-. 1720)
Work: Goldberg Variations, BWV 988: 19. Variatio 18. Canone alla Sesta. a 1 Clav.
Work: Lieder ohne Worte, Op. 67: 3. Andante tranquillo
Composer: Felix Mendelssohn (1809–1847)
Work: Six Poems by Dorothy Parker
Composer: David Rebhun
Work: 6 Songs, Op. 90: 1. Norden
Composer: Jean Sibelius (1865–1957)
Work: Mass No. 6: Sanctus/ Benedictus
Composer: György Orbán (1947–)
Work: Mass No. 6: Gloria
Work: Six Japanese Gardens
Composer: Kaija Saariaho (1952–2023)
Work: 6 Duets, Op. 63: 5. Volkslied
Work: 6 Gesänge, Op. 47: 2. Morgengruss
Work: 6 Songs, Op. 86: 4. Allnächtlich im Traume (c. 1826 - 1847)
Work: 6 Lieder, Op. 11: 2. Am leuchtenden Sommermorgen (c. 1865)
Composer: Robert Franz (1815–1892)
Work: 6 Romances, Op. 28: 3. Zachem? (Why?)
Composer: Pyotr Ilyich Tchaikovsky (1840–1893)
Work: Desecration of the House Overture, S. 10-9-8-7-6-5-4-3-2-1
Composer: P.D.Q. Bach (1807–1742)
Work: Lady Macbeth of Mtsensk, Op. 29: Act III, Scene 6. Entr'acte. Allegretto
Composer: Dmitry Shostakovich (1906–1975)
Work: String Quartet in A Major, Op. 20, No. 6, H.III:36
Composer: Joseph Haydn (1732–1809)
Work: Viennese Sonatina No. 6 in C Major, K. 439b
Composer: Wolfgang Amadeus Mozart (1756–1791)
Work: Sechs Bagatellen: Trabe, kleines Pferdchen, Op. 6, No. 5
Composer: Theodor W. Adorno (1903–1969)
Work: Sechs Bagatellen: O, deine Hände, Op. 6, No. 1
Work: Sesas dziesmas
Composer: Romualds Kalsons (1936–)
Work: 6 Piano Pieces
Composer: David Burge (1930–2013)
Work: Prelude, Op. 23
Composer: Lennox Berkeley (1903–1989)
Work: Eight Folk Song Arrangements: 6. David of the White Rock
Composer: Benjamin Britten (1913–1976)
Work: 6 Mélodies: 2. O ma belle rebelle!
Composer: Charles Gounod (1818–1893)
Work: Mazurka for Six Hands
Composer: J.W. Lerman
Work: Bagatelles, Op. 14d: 6. Girl with the flaxen hair enraged
Composer: György Kurtág (1926–)
Arranger: György Kurtág (1926–)
Work: Suite for Violin and Piano, Op. 6: 3. Lullaby
Work: Suite for Violin and Piano, Op. 6: 1. March
Work: Nocturne No. 6, Op. 62
Composer: Lowell Liebermann (1961–)
Work: Six Episodes from a Discontinued Chronicle
Composer: HK Gruber (1943–)
Work: Romance for Horn and Piano, Op. 35, No. 6
Composer: Reinhold Glière (1875–1956)
Work: Piano Etudes: 4. Scalen
Composer: Unsuk Chin (1961–)
Work: Piano Etudes: 6. Grains
Work: String Quartet in D Major, Op. 50, No. 6, H.III:49, "The Frog"
Work: Study No. 6
Composer: Peter A. Petroff (1942–)
Work: Six Songs on Poems by D.H. Lawrence
Composer: Daniel Sutton (1964–)
Work: Reminiscences and Reflections: Prelude and Fugue in F, Op. 46, No. 6
Composer: Larry Bell (1952–)
Work: Aires Tropicales: 6. Contradanza
Composer: Paquito D'Rivera (1948–)
Work: 12 Poems of Emily Dickinson: 6. Dear March, come in!
Composer: Aaron Copland (1900–1990)
Work: Trio Sonata in G Maj., Op. 2, No. 6
Composer: Jean Baptiste Loeillet (1688–)
Work: Divertissement in C-sharp Minor, Op. 68, No. 6
Composer: Friedrich Kuhlau (1786–1832)
Work: Missa Sancti Nicolai, H.XXII:6
Work: 6 Dances: 3. Marali (c. 1925)
Composer: Komitas Vardapet (1869–1935)
Work: 6 Dances: 2. Unabi of Shushi (c. 1925)
Work: 6 Dances: 4. Shushiki of Vagarshapat (c. 1925)
Work: 3 Shakespeare Songs, Op. 6
Composer: Roger Quilter (1877–1953)
Work: Symphony No. 6, "Plutonian Ode"
Composer: Philip Glass (1937–)
Work: Concerto Grosso in C Minor, Op. 6, No. 8, HWV 326
Composer: George Frideric Handel (1685–1759)
Work: 6 Choral Folk Songs, Op. 36b: 4. The Song of the Blacksmith
Composer: Gustav Holst (1874–1934)
Work: 6 Original Canzonettas, Set 2: Sailor's Song, H.XXVIa:31
Work: 24 Caprices for Solo Violin, Op. 1: Caprice No. 6 in G Minor. Lento (c. 1805)
Composer: Nicolò Paganini (1782–1840)
Work: Symphony No. 6
Composer: Walter Piston (1894–1976)