Botho Sigwart zu Eulenburg

Sigwart Botho Philipp August zu Eulenburg, Count of Eulenburg (10 January 1884 – 2 June 1915) was the second son of Philipp, Prince of Eulenburg (1847–1921) and his wife Augusta, born Countess of Sandels (1853–1941) and a German late romantic composer who fell in the First World War.

Read more about this composer on Wikipedia.