Editing 1949 in music (section)

===Compositions===
*[[Malcolm Arnold]] – [[Symphony No. 1 (Arnold)|Symphony No. 1]]
*[[Aaron Avshalomov]] – Second Symphony
*[[Henk Badings]] – Symphony No. 5
*[[Samuel Barber]] – Piano Sonata, Op. 26
*[[Marcel Bitsch]] – ''Six Esquisses symphoniques''
*[[Pierre Boulez]] – Piano Sonata No. 1 
*[[Havergal Brian]] – Symphony No. 8 in B-flat Minor
*[[Benjamin Britten]] – ''[[Spring Symphony]]''
*[[Jani Christou]] – ''Phoenix Music'', for orchestra
*[[George Crumb]] – Sonata for violin and piano
*[[Ferenc Farkas]] – ''Finnish Popular Dances''
*[[Hans Werner Henze]] – Symphony No. 2
*[[Paul Hindemith]]
**Sonata for Double Bass and Piano
**Sinfonietta in E major
*[[Vagn Holmboe]]
**String Quartet No. 2
**Cantata No. 7
*[[André Jolivet]] – Flute Concerto
*[[Dmitry Kabalevsky]] – Cello Concerto No. 1 in G Minor, Op. 49 (1948–9)
*[[Wojciech Kilar]] – ''Suite'' for piano
*[[Ernst Krenek]] – Symphony No. 5
*[[Rued Langgaard]] – Symphony No. 15 ''Søstormen'', BVN 375
*[[Olivier Messiaen]] – "[[Quatre études de rythme#"Neumes rythmiques"|Neumes rythmiques]]" and "[[Quatre études de rythme#"Mode de valeurs et d'intensités"|Mode de valeurs et d'intensités]]", for piano (later incorporated as two of the ''[[Quatre études de rythme]]'')
*[[Bruno Maderna]] – Composition No. 1
*[[Nikolai Myaskovsky]]
**Cello Sonata No. 2 in A Minor, Op. 81 (1948–9)
**Piano Sonatas 7–9, Opp. 82–4
**Symphony No. 27 in C Minor, Op. 85
**String Quartet No. 13 in A Minor, Op. 86
*[[Allan Pettersson]] – Violin Concerto No. 1
*[[Gavriil Popov (composer)|Gavriil Popov]] – [[Symphony No. 4 (Popov)|Symphony No. 4]] (completed; premiere 2023)
*[[Sergei Prokofiev]] – Sonata for Cello and Piano, Op. 119
*[[Othmar Schoeck]] – Vision, Op. 63 for Men's Chorus and Orchestra
*[[Arnold Schoenberg]]
**5 Pieces for Orchestra, Op. 16 (second version)
**Fantasy for Violin and Piano, Op. 47
*[[Dmitri Shostakovich]]
**''[[Song of the Forests]]'' (oratorio)
**String Quartet No. 4 in D major, Op. 83
*[[Kaikhosru Shapurji Sorabji]] – [[Sequentia cyclica|''Sequentia cyclica super "Dies irae" ex Missa pro defunctis'']]
*[[Galina Ustvolskaya]]
**Piano Sonata No. 2
**Trio for clarinet, violin and piano
*[[Fartein Valen]] – Symphony No.4, Op. 43
*[[Edgard Varèse]] – ''Dance for Burgess''
*[[Heitor Villa-Lobos]]
**''Guia prático'', for piano
**''Homenagem a Chopin'', for piano
*[[William Walton]] – Violin Sonata
*[[Mieczysław Weinberg]] – ''Rhapsody on Moldavian Themes'', Op. 47 No. 1
*[[Stefan Wolpe]] – Sonata for Violin and Piano