Anne Wellesley, Countess of Mornington Anglo-Irish aristocrat (1742–1831) Parents Arthur Hill-Trevor, 1st Viscount Dungannon Anne Stafford Children Gerald Valerian Wellesley Lady Anne Culling Smith William Wellesley-Pole, 3rd Earl of Mornington Arthur Wellesley, 1st Duke of Wellington Henry Wellesley, 1st Baron Cowley Richard Wellesley, 1st Marquess Wellesley Siblings Prudence Penelope Hill-Trevor Arthur Trevor Partners Garret Wesley, 1st Earl of Mornington
