Robert Stewart, Viscount Castlereagh, 2nd Marquess of Londonderry, KG, GCH, MP (1769-1822)
painting replica by Thomas Lawrence and his workshop
Thomas Lawrence (1769-1830) (and studio) - Robert Stewart (1769–1822), Viscount Castlereagh, Later 2nd Marquess of Londonderry, KG, GCH, FRS, PC, MP - 1220975 - National Trust.jpg
Robert Stewart, 2nd Viscount Castlereagh and 2nd Marquess of Londonderry, KG, GCH, MP (1769–1822)
United Kingdom of Great Britain and Ireland
Charles Vane-Tempest-Stewart, 7th Marquess of Londonderry