Aubrey Brain (born London 12 July 1893; died London 21 September 1955) was a British French horn player. There were a lot of French horn players in his family. His father, Alfred Edwin Brain senior, played in Henry Wood’s orchestra at the very first prom in 1895. Later he played for the London Symphony Orchestra. His brother, also called Alfred Edwin Brain, was principal horn player in Henry Wood’s Queen’s Hall Orchetra, but then he emigrated to the USA where he eventually played for the Los Angeles Philharmonic. His son Dennis Brain was to become the most famous French horn player of all.