Viscount Trentham (1758-1786), Member of Parliament (1779-1784), Member of Parliament (1787-1799), Privy Counsellor (from 1790), Postmaster-General (1799-1801), 1st Baron Gower (1799-1833), 2nd Marquess of Stafford (1803-1833), 632nd Knight of the Order of the Garter (from 1806), and 1st Duke of Sutherland (from 1833)