Events

• June 15 – Mozart's Requiem is performed at a memorial service for Joseph Haydn at the Schottenkirche, Vienna.
• Stalybridge Old Band formed in the north of England, perhaps the first civilian brass band in the world.

Classical music

• Ludwig van Beethoven
  • Piano Concerto No.5, Op. 73 ("Emperor")
  • "Harp" Quartet in E-flat Major, Op. 74
  • 6 Songs, Op. 75
  • Six variations on an original theme (the Turkish March from The Ruins of Athens) in D major, Op. 76
  • Fantasia for Piano in G minor, Op. 77
  • Piano Sonata No. 24 in F-sharp major, Op. 78
  • Piano Sonata No. 25 in G major, Op. 79
  • Four Ariettas and a Duet, Op. 82
  • Egmont, Op .84 (incidental music for the play by Goethe)
  • Die laute Klage, WoO 135 (or 1815)
  • Lied aus der Ferne, WoO 137
  • Der Jüngling in der Fremde, WoO 138
  • Der Liebende, WoO 139
• François-Joseph Gossec – Symphonie à 17 parties
• Johann Nepomuk Hummel – Salve Regina, WoO 18
• Etienne Mehul – Symphony No. 1 in G minor
• Ferdinand Ries
  • Symphony No. 1 in D major, Op. 23
  • Clarinet Trio in B-flat major, Op. 28
  • Clarinet Sonata, Op. 29
  • String Quartet, Op. 70 No.2
  • Piano Trio, Op. 28

• Carl Maria von Weber
  • 6 Pièces, Op. 10a
  • Serenade, J.65
  • Andante e rondo ongarese, J.79

Opera

• Gaspare Spontini – Fernand Cortez

Births

• January 20 – Sebastián Iradier, composer (died 1865)
• February 3 – Felix Mendelssohn, composer (died 1847)
• March 19 – Fredrik Pacius, conductor and composer (died 1891)
• March 31 – Otto Lindblad, composer (died 1864)
• April 13 – Aleksander Mirecki, violinist (died 1882)
• August 6 – Alfred Tennyson, lyricist and poet (died 1892)
• August 21 – Hanna Brooman, composer, translator and educator (died 1887)
• August 30 – Adolf Friedrich Hesse, composer (died 1863)
• October 2 – Anton Emil Titl, composer (died 1882)
• October 12 – John Liptrot Hatton, composer, conductor, pianist and singer (died 1886)
• October 15 – Aleksey Koltsov, lyricist and poet (died 1842)
• October 21 – Daniel Friedrich Eduard Wilsing, composer (died 1893)
• October 22 – Federico Ricci, opera composer (died 1877)
• November 16 – Leopoldine Blahetka, pianist and composer (died 1885)
• November 26 – Auguste-François Morel, composer (died 1881)

Deaths

• January 29 – Luigi Antonio Sabbatini, composer and music theorist (born 1732)
• February – Francesco Azopardi, composer (born 1748)
• March 7 – Johann Georg Albrechtsberger, organist, composer and music teacher (born 1736)
• April 17 – Johann Christian Kittel, organist and composer (born 1732)
• April 18 – Birgitte Winther, opera singer (born 1751)
• May 1 – Gottlieb Konrad Pfeffel, librettist and writer (born 1736)
• May 31 – Joseph Haydn, composer (born 1732)
• July 2 or (3) – Joseph Quesnel, composer and writer (born 1746)
• July 24 – Johann Gottfried Eckard, pianist and composer (born 1735)
• September 21 – Alexander Reinagle, composer, organist, and theater musician (born 1736)
• December 31 – Franz Ignaz Beck, composer (born 1734)