Marquess of Bute

The title of Marquess of Bute was created in the Peerage of Great Britain in 1796 for the 4th Earl of Bute (in the Peerage of Scotland).

The Marquess holds the subsidiary titles of Earl of Dumfries (Peerage of Scotland, 1633), Earl of Bute (Peerage of Scotland, 1703), Earl of Windsor (Peerage of Great Britain, 1796), Viscount of Ayr (Peerage of Scotland, 1622), Viscount of Kingarth (Peerage of Scotland, 1703), Viscount Mountjoy, of the Isle of Wight (Peerage of Great Britain, 1796), Lord Crichton of Sanquhar (Peerage of Scotland, 1488), Lord Sanquhar (Peerage of Scotland, 1622), Lord Crichton of Sanquhar and Cumnock (Peerage of Scotland, 1633), Lord Mount Stuart, Cumra and Inchmarnock (Peerage of Scotland, 1703), Baron Mount Stuart, of Wortley in the County of York (Peerage of Great Britain, 1761, though created for the wife of the 3rd Earl and not merged with the Earldom until 1794), and Baron Cardiff, of Cardiff Castle (Peerage of Great Britain, 1776), and is a Baronet of Nova Scotia, styled "of Bute".