George Montagu, 4th Duke of Manchester PC was a British politician and diplomat.
Louis William Desanges - George, 4th Duke of Manchester
Kimbolton Castle
Anton Raphael Mengs - George Montagu, The 4th Duke of Manchester - Kimbolton Castle
Francis Seymour-Conway, 1st Marquess of Hertford, KG, PC, PC (Ire) of Ragley Hall, Arrow, in Warwickshire, was a British courtier and politician who, briefly, was Viceroy of Ireland where he had substantial estates.
Isabella, Countess of Hertford by Alexander Roslin (1765) Hunterian Art Gallery, University of Glasgow