Clinton, Henry Fiennes, 2nd Duke of Newcastle (1720 -1794)
Henry Fiennes Clinton was the younger son of Henry, 7th Earl of Lincoln, and Lucy, youngest daughter of Thomas, 1st Lord Pelham. On the death of his elder brother George in 1730, at the age of thirteen, he succeeded as 9th Earl of Lincoln. He was educated at Eton and Christ Church, Oxford. he married, 3 October 1744, his cousin Catherine, eldest daughter of the prime minister, The Right Honourable Henry Pelham, younger brother of the Duke of Newcastle. He was made a Knight of the Garter in 1752. His maternal uncle, Thomas Pelham, 1st Duke of Newcastle, was childless, and in 1756, obtained a new patent as Duke of Newcastle with special remainder to Henry, who succeeded to that dukedom on his uncle's death in 1768, and took the name of Pelham Clinton. Though sought after for his enormous political patronage, he held himself aloof from politics. His library, considerably augmented by that of the 4th Duke, was sold at auction in 1937 and 1938, but some books had been sold previously.