William Terriss (20 February 1847 – 16 December 1897), born as William Charles James Lewin, was an English actor, known for his swashbuckling hero roles, such as Robin Hood, as well as parts in classic dramas and comedies. He was also a notable Shakespearean performer. He was the father of the Edwardian musical comedy star Ellaline Terriss and the film director Tom Terriss.