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Joseph Grimaldi was an English actor, comedian and dancer, who became the most popular English entertainer of the Regency era. In the early 19th century, he expanded the role of Clown in the harlequinade that formed part of British pantomimes, notably at the Theatre Royal, Drury Lane and the Sadler's Wells and Covent Garden theatres.
English actor, comedian and dancer (1778–1837) · From Wikipedia