Gerald Moore CBE (30 July 1899 – 13 March 1987) was an English pianist best known for his career as one of the most in-demand accompanists of his day, accompanying many of the world's most famous musicians. Moore was born in Watford but received most of his musical education in Toronto, Canada, to which country his family emigrated when he was a child, and where he was an organist at St Thomas' Church, Huron Street, in Toronto.