Catherine Manners
Catherine Manners may refer to:
- Catherine Manners, Duchess of Rutland (1657–1733), English noblewoman
 - Catherine Manners (1675–1722), wife of John Leveson-Gower, 1st Baron Gower
 - Catherine Manners (died 1780), wife of Henry Pelham
 - Catherine Gray, Lady Manners (c. 1766–1852), Anglo-Irish aristocrat and poet
 - Catherine Stepney (1778–1845), British novelist