Jan 3 Karl Collan, Finnish composer, born in Iisalmi, Finland (d. 1871)
Jan 17 Eduard Reményi, Hungarian violinist and composer, born in Miskolc, Austria-Hungary (d. 1898) [some sources cite birth year as 1830]
Jan 24 Karol Studzinski, Polish violinist and composer, born in The Free, Independent, and Strictly Neutral City of Cracow (now Kraków, Poland) (d. 1883)
Jan 27 Louis Schubert, German, violinist, composer, and pedagogue, born in Dessau, German Confederation (d. 1884)
Feb 8 Antonio Cagnoni, Italian composer, born in Godiasco, Kingdom of Lombardy–Venetia (d. 1896)
Mar 8 George William Martin, English chorister, organist, composer, educator, and founder of the National Choral Society, born in London, England (d. 1881)
Apr 5 Pietro Platania, Italian composer, born in Catania, Italy (d. 1907)
Apr 22 Guilherme Cossoul, Portuguese composer, born in Lisbon, Portugal (d. 1880)
Jun 2 James Cutler Dunn Parker, American organist, composer, and pedagogue, born in Boston, Massachusetts (d. 1916)
Jun 3 Jose Inzenga y Castellanos, Spanish composer, born in Madrid, Spain (d. 1891)
Jun 9 Carlo Marsili, Italian composer, born in Lucca, Duchy of Lucca (now Italy) (d. 1878)
Jul 31 François-Auguste Gevaert, Belgian composer (Le diable au moulin), born in Huise, Belgium (d. 1908)
Aug 5 Giovanni Rossi, Italian composer, born in Borgo San Donnino, Duchy of Parma and Piacenza (now Italy) (d. 1886)
Aug 17 George William Warren, American composer and organist, born in Albany, New York (d. 1902)
Aug 26 Erik Anthon Valdemar Siboni, Danish organist and composer, born in Copenhagen (d. 1892)
Oct 3 Woldemar Bargiel, German composer, born in Berlin, Kingdom of Prussia (now Germany) (d. 1897)
Oct 19 Adolfo Fumagalli, Italian piano virtuoso and composer, often for just the left hand, born in Inzago, Italy (d. 1856)
Nov 3 Joseph Hellmesberger, Sr, Austrian violinist, composer, conductor, and pedagogue (Vienna Conservatory, 1851-93), born in Vienna, Austrian Empire (d. 1893)
Nov 7 Ludwig Deppe, German composer, born in Barntrup, Germany (d. 1890)
Dec 23 Mathilde Wesendonck (née Luckemeyer), German writer, poet (Tagebuchblatter), and object of composer Richard Wagner's infatuation, born in Elberfeld, Rhenish Prussia (d. 1902)