Spencer Perceval was Prime Minister of the United Kingdom from October 1809 until his assassination in May 1812. He is the only British prime minister to have been assassinated, and the only solicitor-general or attorney-general to have become prime minister. Born: November 1, 1762 Died: May 11, 1812 In office: October 4, 1809 – May 11, 1812 Wiki link