John William Ponsonby, 4th Earl of Bessborough, PC, known as Viscount Duncannon from 1793 to 1844, was a British Whig politician. He was notably Home Secretary in 1834 and served as Lord Lieutenant of Ireland between 1846 and 1847, the first years... Wikipedia
Born: August 31, 1781
Died: May 16, 1847 (age 65 years), Dublin, Ireland
Great-grandparents: Brabazon Ponsonby, 1st Earl of Bessborough, Stephen Poyntz, and John Spencer
Great grandchildren: Vere Ponsonby, 9th Earl of Bessborough, Spencer Gore, Nigel de Grey, and more