Svengali is a character in the novel Trilby which was first published in 1894 by George du Maurier. Svengali is a Jewish man who seduces, dominates and exploits Trilby, a young half-Irish girl, and makes her into a famous singer.

Trilby is a novel by George du Maurier and one of the most popular novels of its time. Published serially in Harper's New Monthly Magazine from January to August 1894, it was published in book form on 8 September 1894 and sold 200,000 copies in the United States alone. Trilby is set in the 1850s in an idyllic bohemian Paris. Though Trilby features the stories of two English artists and a Scottish artist, one of the most memorable characters is Svengali, a rogue, masterful musician and hypnotist.