Arthur Wellesley, 1st Duke of Wellington, was born 1 May 1769 in 24 Upper Merrion Street, Dublin, County Dublin, Ireland to Garret Colley Wesley, 1st Earl of Mornington (1735-1781) and Anne Hill-Trevor (1742-1831) and died 14 September 1852 Walmer Castle, Walmer, Kent, England, United Kingdom of unspecified causes. He married Catherine Sarah Dorothea Pakenham (1773-1831) 10 April 1806 in St. George's Church, Dublin, County Dublin, Ireland.
|Offspring of Arthur Wellesley, 1st Duke of Wellington and Catherine Sarah Dorothea Pakenham (1773-1831)|
|Arthur Richard Wellesley, 2nd Duke of Wellington (1807-1884)||3 February 1807 Harley Street, Soho, Greater London, England, United Kingdom||13 August 1884 Brighton Railway Station, Brighton, Sussex, England, United Kingdom||Elizabeth Hay (1820-1904)|
|Charles Wellesley (1808-1858)||16 January 1808 Phoenix Park, Dublin, County Dublin, Ireland||9 October 1858 Apsley House, Greater London, England, United Kingdom||Augusta Sophia Anne Pierrepont (1820-1893)|