Frederik Rung (June 14, 1854 - January 22, 1914, aged 60) was a Danish composer, the son of Henrik Rung. He was conductor Madrigal Choir of the Caeciliaforening (St Cecilia Society) of Copenhagen, and Grieg dedicated to this choir and its conductor his Two religious choral pieces of 1898. Source de l'extrait biographique : Wikipedia