Ettore Petrolini (January 13, 1884 – June 29, 1936) was an Italian stage and film actor, playwright, screenwriter and novelist. He is considered one of the most important figures of avanspettacolo, vaudeville and revue. He was noted for his numerous caricature sketches, and was the "inventor of a revolutionary and anticonformist way of performing". Petrolini is also remembered for having created the Dadaist character Fortunello. His contribution to the history of Italian theater is now widely acknowledged, especially with regard to his influence on 20th century comedy.