Duke of Wellington (title) Upon the death of his cousin, Garret Wesley and his inheritance of the Estates of Dangan and Mornington, Richard Colley (d. 1758) and his wife Elizabeth Sale (d. 17 June 1738) daughter of John Sale, Registrar of the Diocese of Dublin, on 23 December 1719. adopted the name Wellesley (from both Elizabeth's maternal family side from Catherine Wellesley Cusack her grandmother) and through her Husband's Family, his cousin, Garret Wesley (Wellesley). Duke of Wellington (title) Duke of Wellington is a title in the Peerage of the United Kingdom. It derived from Wellington in Somerset, and was created for Arthur Wellesley,
Arthur Wellesley, 1st Duke of Wellington and status, Kitty Pakenham's family had consented to his marrying her. Wellesley and Kitty were married in Dublin on 10 April 1806. The marriage would prove to be unsatisfactory and the two would spend years apart while Wellesley was campaigning. Kitty grew depressed, while Wellesley pursued other sexual and romantic partners. However the marriage produced two sons, Arthur, in 1807, and Charles, in 1808. They lived apart for most of the time and occupied separate rooms in the house when they were together. Her brother, Edward "Ned" Pakenham, served under Wellesley throughout the Peninsular War and Wellesley's regard for him