Jules de Wailly, full name Augustin Jules de Wailly (12 September 1806 – 12 July 1866) was a 19th-century French playwright.
He was Gustave and Léon de Wailly's brother.
The son of Étienne-Augustin de Wailly, and grandson of Noël François de Wailly, an official at the Interior Ministry (1840), his plays were presented on the most significant Parisian stages of the 19th century including the Théâtre des Variétés, the Comédie-Française, the Théâtre du Gymnase dramatique, and the Théâtre du Vaudeville.