George FitzRoy, 1st Duke of Northumberland [SEP] father
George FitzRoy, 1st Duke of Northumberland
Lieutenant-General George FitzRoy, 1st Duke of Northumberland, KG, PC (28 December 1665 – 28 June 1716) was the third and youngest illegitimate son of King Charles II of England; his mother was Barbara Villiers, Countess of Castlemaine (also known as Barbara Villiers, Duchess of Cleveland). On 1 October 1674, he was created Earl of Northumberland, Baron of Pontefract (Yorkshire) and Viscount Falmouth (Cornwall). On 6 April 1683, he was created Duke
by her third son, George FitzRoy, 1st Duke of Northumberland, both being her illegitimate sons by Charles II. Charles FitzRoy was created Duke of Southampton in 1675 and inherited the dukedom of Cleveland in 1709.
His son William inherited both dukedoms in 1730. He died without heirs male in 1774. As there were no heirs male descended from George FitzRoy, 1st Duke of Northumberland and the 1st Duchess of Cleveland's 2nd son (Henry Fitzroy, 1st Duke of Grafton) and his heirs male had not been made eligible