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date: 22 November 2019

Bentinck, William Henry Cavendish Cavendish-, third duke of Portlandlocked

  • David Wilkinson


Bentinck, William Henry Cavendish Cavendish-, third duke of Portland (1738–1809), prime minister, was born on 14 April 1738, the eldest son of William Bentinck, second duke of Portland (1709–1762), courtier and landowner, and his wife, Lady Margaret Cavendish Harley (1715–1785), the only daughter and heir of the ...

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Christ Church, Oxford
Hampshire Record Office, Winchester
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Duke University, William R. Perkins Library, Durham, North Carolina
National Maritime Museum, London
Royal Archives, Windsor Castle, Berkshire [with gracious permission of her majesty the queen]
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National Army Museum
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Bodleian Library, Oxford
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Centre for Kentish Studies, Maidstone, Kent
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Trinity College, Dublin
National Portrait Gallery, London
National Register of Archives, private collection
Nottinghamshire Archives, Nottingham