Sinfonietta (symphony)

• William Alwyn's Sinfonietta for strings
• Malcolm Arnold's Sinfonietta No. 1, Op. 48, Sinfonietta No. 2, Op. 65, and Sinfonietta No. 3, Op. 81
• Jürg Baur's Triton-Sinfonietta: 3 Grotesken für Kammerorchester
• Arnold Bax's Sinfonietta
• Lennox Berkeley's Sinfonietta, Op. 34
• Herbert Blendinger's Sinfonietta, Op. 30
• Eugène Bozza's Sinfonietta for string orchestra, Op. 61
• Benjamin Britten's Sinfonietta, Op. 1
• Henry Cowell's Sinfonietta for chamber orchestra
• Ingolf Dahl's Sinfonietta for concert band
• Peter Maxwell Davies's Sinfonietta accademica
• Louis Durey's Sinfonietta for strings, Op. 105
• Ulvi Cemal Erkin's Sinfonietta for string orchestra
• Iván Erőd's Minnesota Sinfonietta, Op. 51
• Harald Genzmer's Sinfonietta for string orchestra
• Peggy Glanville-Hicks's Sinfonietta No. 1 in D minor for small orchestra and Sinfonietta No. 2 for orchestra
• Ernesto Halffter's Sinfonietta in D major
• Josef Matthias Hauer's Sinfonietta in 3 Sätzen, Op. 50
• Bernard Herrmann's Sinfonietta for string orchestra
• Paul Hindemith's Lustige Sinfonietta, Op. 4, and Symphonietta in E major
• Alun Hoddinott's Sinfonietta No. 1, Op. 56, Sinfonietta No. 2, Op. 67, Sinfonietta No. 3, Op. 71, and Sinfonietta No. 4
• Mikhail Ippolitov-Ivanov's Sinfonietta, Op. 34
• Leoš Janáček's Sinfonietta
• John Joubert's Sinfonietta for chamber orchestra, Op. 38
• Pál Kadosa's Sinfonietta for orchestra
• Vítězslava Kaprálová's Military Sinfonietta, Op. 11
• Nikolai Kapustin's Sinfonietta for orchestra, Op. 49
• Erich Wolfgang Korngold's Sinfonietta in B major, Op. 5
• Ernst Krenek's Sinfonietta for string orchestra, "A brasileira", Op. 131
• James MacMillan's Sinfonietta
• Elizabeth Maconchy's Sinfonietta, not to be confused with her Little Symphony
• Tomás Marco's Sinfonietta No. 1, for orchestra, and Sinfonietta No. 2 "Curvas del Guadiana"
• Igor Markevitch's Sinfonietta in F
• Bohuslav Martinů's Sinfonietta giocosa and Sinfonietta La Jolla, both for piano and chamber orchestra
• William Matthias's Sinfonietta, Op. 34
• Darius Milhaud's Sinfonietta, Op. 363
• E. J. Moeran's Sinfonietta
• José Pablo Moncayo's Sinfonietta
• Saburō Moroi's Sinfonietta in B-flat, Op. 24 "For Children"
• Nikolai Myaskovsky's Sinfonietta No. 1 for small orchestra, Op. 10, No. 2 for string orchestra, Op. 32 No. 2 and No. 3 for string orchestra, Op. 68
• Ottokar Nováček's Sinfonietta for woodwind octet
• Krzysztof Penderecki's Sinfonietta No. 1 for string orchestra, No. 2 for clarinet and strings, No. 3 for string orchestra and Sinfonietta for flute and string orchestra
• George Perle's Sinfonietta I and II
• Ástor Piazzolla's Sinfonietta for chamber orchestra, Op. 19
• Walter Piston's Sinfonietta
• Francis Poulenc's Sinfonietta
• Sergei Prokofiev's Sinfonietta in A major, Op. 5
• Joachim Raff's Sinfonietta for ten winds, Op. 188
• Max Reger's Sinfonietta in A major, Op. 90
• Wallingford Riegger's Sinfonietta
• Nikolai Rimsky-Korsakov's Sinfonietta on Russian Themes in A minor, Op. 31
• Julius Röntgen's Sinfonietta humoristica
• Albert Roussel's Sinfonietta for string orchestra, Op. 52
• Edmund Rubbra's Sinfonietta for large string orchestra, Op. 163
• Humphrey Searle's Sinfonietta, Op. 49, for flute, oboe, clarinet, bassoon, horn, violin, viola, violoncello, and double bass
• Carlos Surinach's Sinfonietta flamenca
• Germaine Tailleferre's Symphonietta for Trumpet, Tympani and Strings
• Boris Tchaikovsky's Sinfonietta for string orchestra
• Ernst Toch's Sinfonietta for string orchestra, Op. 96, Sinfonietta for wind instruments and percussion, Op. 97
• Erich Urbanner's Sinfonietta 79
• Heitor Villa-Lobos's Sinfonietta No. 1 and Sinfonietta No. 2
• Johan Wagenaar's Sinfonietta
• Graham Waterhouse's Sinfonietta for string orchestra, Op. 54
• Franz Waxman's Sinfonietta for string orchestra and timpani
• Mieczyslaw Weinberg's Sinfonietta No. 1, Op. 41 and Sinfonietta No. 2 for string orchestra and timpani, Op. 74
• Felix Weingartner's Sinfonietta, Op. 83
• Alexander von Zemlinsky's Sinfonietta for orchestra, Op. 23