Work: 6 Lieder, Op. 7: 3. Frühling
Composer: Fanny Mendelssohn (1805–1847)
Work: 6 Lieder, Op. 7: 1. Nachtwanderer
Work: 6 Lieder, Op. 7: 6. Dein ist mein Herz
Work: 6 Lieder, Op. 1: 4. Maienlied (c. 1846)
Work: 6 Lieder, Op. 1: 3. Warum sind denn die Rosen so blaß?
Work: Idyll for String Orchestra: 6. Scherzo
Composer: Leoš Janácek (1854–1928)
Work: Sonata in D Major, Op. 6
Composer: Ludwig van Beethoven (1770–1827)
Work: Violin Concerto in C Major, RV 180, "Il piacere" (c. 1725)
Composer: Antonio Vivaldi (1678–1741)
Work: Wachet auf, ruft uns die Stimme, BWV 140: 6. Duet: Mein Freund ist mein! Und ich bin dein!
Composer: Johann Sebastian Bach (1685–1750)
Work: 6 Romances, Op. 57: 5. Smert' (Death)
Composer: Pyotr Ilyich Tchaikovsky (1840–1893)
Work: Trio Sonata in F Major, HWV 401 (Op. 5, No. 6)
Composer: George Frideric Handel (1685–1759)
Work: Six Renaissance Lyrics
Composer: Gunther Schuller (1925–2015)
Work: 7 Elizabethan Lyrics, Op. 12: 6. By a fountainside
Composer: Roger Quilter (1877–1953)
Work: 6 Original Canzonettas, Set 1: Pleasing Pain, H.XXVIa:29 (c. 1794)
Composer: Joseph Haydn (1732–1809)
Work: 6 Lieder, Op. 22: 4. Elfenlied
Composer: Alexander Zemlinsky (1871–1942)
Work: 6 Lieder, Op. 22: 2. Abendkelch voll Sonnenlicht
Work: 6 Lieder, Op. 22: 1. Auf braunen Sammetschuhen geht
Work: Six Compositions
Composer: Elaine Barkin (1932–)
Work: Nursery Rhyme Parodies, Book 2: 6. Hey diddle diddle
Composer: Herbert Hughes (1882–1937)
Work: Night Music: 6. The Two Moths
Composer: Ned Rorem (1923–2022)
Work: 6 geistliche Lieder, S. 467: 3. Busslied
Arranger: Franz Liszt (1811–1886)
Work: Piano Sonata No. 6, Op. 49a
Composer: Viktor Ullmann (1898–1944)
Work: 24 Preludes and Fugues, Op. 87: 6. Prelude and Fugue in B Minor
Composer: Dmitry Shostakovich (1906–1975)
Work: Clairières dans le ciel: 6. Si tout ceci n'est qu'un pauvre rêve
Composer: Lili Boulanger (1893–1918)
Work: Six Songs on Poems of Longfellow: The Arrow and the Song, Op. 57, No. 6
Composer: Lowell Liebermann (1961–)
Work: Bolero, Op. 100
Composer: Jean-Louis Gobbaerts (1835–1886)
Work: 24 Preludes: 6 Preludes (unspecified)
Composer: Gara Garayev (1918–1982)
Work: Sonata No. 6 in G min.
Composer: Johann Joseph Fux (1660–1741)
Work: Six études
Composer: Louise Talma (1906–1996)
Work: 6 Etudes: Molto adagio
Work: 6 Etudes: Allegretto grazioso
Work: 6 Etudes: 2. Allegro
Work: The Nursery: 6. The Cat Sailor
Composer: Modest Mussorgsky (1839–1881)
Work: Herz und Mund und Tat und Leben, BWV 147: 6. Wohl mir, dass ich Jesum habe
Work: The Wand of Youth Suite No. 2, Op. 1b: 6. The Wild Bears
Composer: Edward Elgar (1857–1934)
Work: Sonata a quattro No. 6 in D Major: 3. Tempesta. Allegro (c. 1804)
Composer: Gioachino Rossini (1792–1868)
Work: V poryve nezhnosti serdechnoj (In a Surge of Tenderness), Op. 6, No. 3
Composer: Reinhold Glière (1875–1956)
Work: Daisies, Op. 38, No. 3 (c. 1922)
Composer: Sergei Rachmaninoff (1873–1943)
Arranger: Sergei Rachmaninoff (1873–1943)
Work: 6 Gesänge, Op. 19a: 5. Gruss
Composer: Felix Mendelssohn (1809–1847)
Work: Tango Etude No. 6
Composer: Astor Piazzolla (1921–1992)
Work: String Quartet No. 6, Op. 77
Composer: Darius Milhaud (1892–1974)
Work: Six songs: Sing, maiden, sing, Op. 35, No. 6
Composer: William Sterndale Bennett (1816–1875)
Work: Visions infernales: 6. Exhortation
Composer: Henri Sauguet (1901–1989)
Work: 6 Songs, Op. 2: 1. Daleko zostal caly swiat (The whole world has been lost)
Composer: Karol Szymanowski (1882–1937)
Work: 6 Morceaux, Op. 51: 5. Romance in F Major
Work: Hungarian Rhapsody No. 6 in D Major R. 441, No. 6
Composer: Franz Liszt (1811–1886)
Work: Viola Sonata, Op. 6
Composer: John Joubert (1927–2019)
Work: Lieder ohne Worte, Op. 102: 3. Presto
Work: 6 Moments musicaux, D. 780: Moment musical No. 4 in C-sharp Minor. Moderato
Composer: Franz Schubert (1797–1828)
Work: Grandes études de Paganini, S. 141: Étude No. 6 in A Minor
Arranger: Ferruccio Busoni (1866–1924)
Work: Seis piezas sobre cantos populares españoles: 6. Zapateado
Composer: Enrique Granados (1867–1916)
Work: Aus aller Herren Ländern, Op. 23: 6. Hungarian
Composer: Moritz Moszkowski (1854–1925)
Work: Jeux d'enfants, Op. 22: 6. Trompette et tambour
Composer: Georges Bizet (1838–1875)
Work: Madrigali
Composer: Morten Lauridsen (1943–)
Work: 6 Pieces, Op. 41: No. 6. Cloches
Composer: Erno Dohnányi (1877–1960)
Work: 6 Pieces, Op. 41: No. 4. Cascade
Work: 6 Pieces, Op. 41: No. 1. Impromptu
Work: Time Out of Mind: Six Tales of Middle Earth
Composer: Daniel McCarthy (1955–)
Work: Six Encores: 6. Feuerklavier
Composer: Luciano Berio (1925–2003)
Work: Chants d'Auvergne, Volume IV: 6. Lou coucut (Le coucou)
Composer: Joseph Canteloube (1879–1957)