- Sep 11 Heinrich Kaspar Schmid, German composer, born in Landau, German Empire (now Germany) (d. 1953)
Arnold Schoenberg (1874-1951)
Sep 13 Austrian-American composer (Verklärte Nacht - Transfigured Night; 2nd Quartet), and painter associated with the expressionist movement, born in Vienna, Austria
- Sep 21 Gustav Holst, English composer (Planets), born in Cheltenham, Gloucestershire, England (d. 1934)