Léon de Saint-Réquier
French composer, organist, choir director and music educator
Léon de Saint-Réquier, born Léon-Edgard de Saint-Réquier (8 August 1872 – 1 October 1964) viscount of Saint-Réquier, was a French organist, composer, choir conductor, maître de chapelle and music educator.
Read more about this composer on Wikipedia.