The Rival Ladies is a 1664 tragicomedy by the English writer John Dryden. It was originally performed by the King's Company at the Theatre Royal then in Brydges Street.Van Lennep p.78 Dryden dedicated the published version to the Irish politician and playwright the Earl of Orrery.
References
Bibliography Van Lennep, W. The London Stage, 1660-1800: Volume One, 1660-1700. Southern Illinois University Press, 1960.