William Thomas Brownlow Cecil, 5th Marquess of Exeter, KG, CMG, TD (27 October 1876 – 6 August 1956), known as Lord Burghley from 1895 to 1898, was a British peer.

He was educated at Eton and Magdalene College, Cambridge.

[1] In 1899 he acted temporarily as aide-de-camp to Major-General John Edward Boyes, with the 7th Brigade at Aldershot.

[2] Lord Exeter married Hon.

This biography of a marquess in the peerage of the United Kingdom is a stub.