William Beale (1 January 1784 – 3 May 1854) was an English composer and baritone. Beale was born in Landrake, Cornwall. He first served as a chorister at Westminster Abbey under Samuel Arnold until his voice broke. He then served as a midshipman on HMS Révolutionnaire from 1799 to 1801. During this period he was nearly drowned by falling overboard in Cork Harbour.