Grafton, Duke of (1735-1811), Augustus Henry Fitzroy, was prime minister of Britain from 1768 to 1770. He succeeded William Pitt the Elder, a close associate. Grafton felt the responsibilities of office to be a great burden. His resignation as prime minister followed several scandals about his private life. He was offered office in several later governments. But he preferred the life of a country gentleman on his estates in Suffolk, England. Grafton was born on Sept. 28, 1735, in London. He died on March 14,1811.