Catherine Manners English nobleman (1705–1780) Parents Katherine Manners (née Russell), Duchess of Rutland John Manners, 2nd Duke of Rutland Children Grace Pelham unknown daughter Pelham unknown daughter Pelham Catherine Pelham Siblings John Manners, 3rd Duke of Rutland Lord William Manners Elizabeth Manners Lady Frances Manners Lord Robert Manners Lord Charles Manners Lady Caroline Manners Lady Lucy Manners Lord Sherard Manners Partners Henry Pelham