Middle Romantic era composers (born 1820-1839)

• Henri Vieuxtemps (1820–1881), Belgian composer and violinist
• Giovanni Bottesini (1821–1889), Italian conductor, composer and double bass virtuoso
• Emilie Hammarskjöld (1821–1854), Swedish composer, consert pianist and organist
• Joachim Raff (1822–1882), Swiss-born German composer, best known for eleven symphonies, most of them program music
• César Franck (1822–1890), Belgian-born French composer, noted for his Symphony, also a significant composer for the organ
• Édouard Lalo (1823–1892), French composer remembered for his Symphonie Espagnole for violin and orchestra and his Cello Concerto
• Anton Bruckner (1824–1896), Austrian composer of nine large-scale symphonies (one incomplete) and two more unacknowledged
• Bedřich Smetana (1824–1884), Czech nationalist composer, perhaps best known for his cycle of symphonic poems, Má vlast and his opera The Bartered Bride
• Carl Reinecke (1824-1910), German composer, conductor and pianist, best known for his attachment to classical forms and conductedGewandhausorchester for nearly 35 years
• Jean-Baptiste Arban (1825–1889), French virtuoso cornetist, wrote the "Grande méthode complète pour cornet à pistons et de saxhorn" now referred to as the "Trumpeter's Bible"
• Johann Strauss II (1825–1899), Austrian composer known as "The Waltz King", composed The Blue Danube and opera Die Fledermaus, son of the composer Johann Strauss I and elder brother of Josef Strauss and Eduard Strauss
• Ivar Christian Hallström (1826–1901), Swedish opera composer
• Josef Strauss (1827–1870), Austrian composer and younger brother of Johann Strauss II
• Adolphe Blanc (1828–1885), French composer of chamber music
• Anton Rubinstein (1829–1894), Russian conductor, composer and pianist
• Louis Moreau Gottschalk (1829–1869), American composer famous for performing his own romantic piano works
• Karl Goldmark (1830–1915), Hungarian composer
• Hans Guido Freiherr von Bülow (1830–1894), German conductor, composer and virtuoso pianist
• Jan Gerard Palm (1831–1906), Curaçao born composer, best known for his mazurkas, waltzes, danzas, tumbas, fantasies, and serenades.
• August Söderman (1832–1876), Swedish composer, best known for his lieder and choral works
• Alexander Borodin (1833–1887), Russian chemist and nationalist composer, wrote the opera Prince Igor
• Johannes Brahms (1833–1897), German composer, one of the leading musicians of the Romantic period, famous for his working under and of being compared to Beethoven, and his most influential works include the four symphonies, Violin Concerto (Brahms), two piano concertos, and Double Concerto in A minor for Violin, Cello and Orchestra (1887), aside from his other orchestral works, numerous chamber music and piano music pieces and lieder.
• Amilcare Ponchielli (1834–1886), Italian opera composer known for La Gioconda
• Julius Reubke (1834–1858), German piano and organ composer, known for Sonata on the 94th Psalm
• Camille Saint-Saëns (1835–1921), French pianist and composer, renown for his Organ Symphony, as well asDanse Macabre and The Carnival of the Animals
• Henryk Wieniawski (1835–1880), Polish composer and violinist, famous for two concertos and character pieces of exceptional difficulty
• Eduard Strauss (1835–1916), Austrian composer and younger brother of Johann Strauss II and Josef Strauss
• César Antonovich Cui (1835–1918), Russian army officer, music critic, composer in Russian Five
• Friedrich Baumfelder (1836–1916), German piano, choral, and orchestra composer, in his day known for his 'Tirocinium musicae' and today known for his 'Melody in F major'
• Léo Delibes (1836–1891), one of the first significant ballet composers since the Baroque music, known for Coppélia, Sylvia, and Lakmé
• Bertha Tammelin (1836–1915), Swedish composer, consert pianist and opera singer
• Julius Weissenborn (1837–1888), German bassoonist, composer and music teacher, famous for his Practical Bassoon School
• Émile Waldteufel (1837–1915), French composer of light music
• Mily Balakirev (1837–1910), Russian nationalist composer and leader of the Russian Five
• Georges Bizet (1838–1875), French composer of the opera Carmen
• Max Bruch (1838–1920), German composer, known for his Violin Concerto No. 1, Scottish Fantasy, and Kol Nidrei for cello and orchestra
• Modest Mussorgsky (1839–1881), Russian nationalist composer known for his intensely nationalist works including his opera Boris Godunov, and Pictures at an Exhibition, part of Russian Five
• John Knowles Paine (1839–1906), first native-born American composer to acquire fame for his large-scale orchestral music

(Source : en.wikipedia.org)