Béla Viktor János Bartók (25 March 1881–26 September 1945) was a Hungarian composer, pianist, and collector of Eastern European and Middle Eastern folk music. In Hungarian, the family name precedes the first name, i.e., Bartók Béla.
Arnold Schönberg (13 September 1874 – 13 July 1951) was an Austrian composer and painter, associated with the expressionist movement in German poetry and art, and leader of the Second Viennese School. After his move to the United States in 1934, he altered the spelling of his surname from Schönberg to Schoenberg.
Gustav Mahler (7 July 1860 – 18 May 1911) was a Jewish Bohemian-Austrian composer and conductor. Mahler was best known during his own lifetime as one of the leading orchestral and operatic conductors of the day
Alban Maria Johannes Berg (February 9, 1885 - December 24, 1935) was an Austrian composer. He was a member of the Second Viennese School along with Arnold Schoenberg and Anton Webern, producing works that combined Mahlerian romanticism with a highly personal adaptation of Schoenberg's twelve-tone technique.
Charles Edward Ives (October 20, 1874 – May 19, 1954) was an American composer of classical music. He is widely regarded as one of the first American classical composers of international significance. Ives's music was largely ignored during his life, and many of his works went unperformed for many years.
Richard Strauss (11th June 1864 – 8th September 1949) was a German composer of the late Romantic era and eraly modern eras, particularly noted for his tone poems and operas which include Der Rosenkavalier and Salome; his lieder, especially his Four Last Songs; and his tone poems Death and Transfiguration
Achille-Claude Debussy (22nd August 1862 – 25th March 1918) was a French composer. He was one of the most important figures in music at the turn of the 20th century; his music represents the transition from late-romantic to 20th century classical.