The following is a list of notable people educated at St John's College, Cambridge. When available, years of attendance are provided as indicated in the College Register or in the Oxford Dictionary of National Biography. Over 1000 former members of St John's College appear in the Oxford Dictionary of National Biography. Politics, military, and the civil service United Kingdom John Aislabie, Chancellor of the Exchequer, 1718–21 Prince Adolphus, Duke of Cambridge (honorary degree) Roger Ascham, tutor of Elizabeth I and advisor to Edward VI and Mary I Martin Bladen, Chief Secretary for Ireland, 1715–17 Lucius Cary, 2nd Viscount Falkland, Secretary of State, 1642–43 John Cheke, Secretary of State, 1553 Thomas Clarkson, abolitionist and a leading campaigner against the slave trade in the British Empire John Duncombe, Chancellor of the Exchequer, 1672–76 Gilbert Elliot-Murray-Kynynmound, 2nd Earl of Minto, Lord Privy Seal, 1846–52, First Lord of the Admiralty, 1835–1841 Thomas de Grey, 2nd Earl de Grey, Lord Lieutenant of Ireland, 1841–44 Sir Percy James Grigg, Secretary of State for War, 1942–45 Henry Howard, 6th Duke of Norfolk, Earl Marshal, 1672–84 Sir William Molesworth, 8th Baronet, Secretary of State for the Colonies, 1855 Alfred Mond, 1st Baron Melchett, Minister of Health, 1921–22, Founder & Chairman of Imperial Chemical Industries Francis North, 1st Baron Guilford, Lord Keeper, 1682–85 Fletcher Norton, 1st Baron Grantley, Speaker of the House of Commons, 1770–80 Matthew Prior, Chief Secretary for Ireland, 1697–99, poet, ambassador & secret agent who negotiated the Treaty Of Utrecht Hugh Percy, 3rd Duke of Northumberland, Lord Lieutenant of Ireland, 1829–30, Chancellor of the University of Cambridge 1840–47 Dudley Ryder, 1st Earl of Harrowby, Secretary of State for Foreign Affairs, 1804-5 Richard Ryder, Home Secretary, 1809–12 Walter Montagu Douglas Scott, 5th Duke of Buccleuch, Lord Privy Seal, 1842–46 Robert Stewart, Viscount Castlereagh, Secretary of State for Foreign Affairs, 1812–22 Sarah Teather, Minister of State for Children and Families, 2010–12 Thomas Thynne, 1st Marquess of Bath, Secretary of State, 1768–70 & 1775–79 (South), 1768 & 1779 (North) Richard Trench, 2nd Earl of Clancarty, British Ambassador to the Netherlands, 1813–23, President of the Board of Trade, 1812–18 James Vernon, Secretary of State 1697–1700 (North) and 1700–02 (South) Edward Villiers, 1st Earl of Jersey, Secretary of State 1699–1700 (South) George Villiers, 4th Earl of Clarendon, Secretary of State for Foreign Affairs, 1853–58, 1865–66, 1868–70 Thomas Wentworth, 1st Earl of Strafford, leading advisor to Charles I, Lord Lieutenant of Ireland,