Carl Flesch (born Károly Flesch on October 9, 1873, in Moson, Hungary) was a violinist and pedagogue. He studied in Vienna with Jakob Grün from 1886 to 1889 and later at the Paris Conservatory with Eugène Sauzay and Martin-Pierre Marsick from 1890 to 1894. He taught at the Bucharest Conservatory from 1897 to 1902 and later at the Curtis Institute of Music from 1924 to 1928. His students included Ida Haendel, Henryk Szeryng, and Max Rostal. Flesch authored influential pedagogical works such as Le système des gammes and The Art of Violin Playing. Due to Nazi persecution, he left Germany during World War II and settled in Switzerland, where he died in Lucerne on November 14, 1944.