An English Baroque composer and organist, Clarke was a pupil of John Blow and succeeded him as Master of the Choristers at St. Paul's Cathedral, London. He also served as Organist at Westminster Abbey and the Chapel Royal.  Agony over a romantic infatuation with a noblewoman led him to shoot himself.  Clarke also composed some of Henry Purcell's most famous trumpet tunes.  (Read more - Wikipedia article.)