The title of Earl of Onslow was created in the Peerage of the United Kingdom in 1801.
Lord Onslow bears the subsidiary titles of Viscount Cranley, of Cranley in the County of Surrey (1801), in the Peerage of the UK, and Baron Onslow, of Onslow in the County of Shropshire and of Clandon in the County of Surrey (1716), and Baron Cranley, of Imber Court in the County of Surrey (1776), in the Peerage of Great Britain. He is also twice (1660, 1674) an English baronet.
The 7th and current Earl is the only hereditary peer to have appeared as a panellist on Have I Got News For You
Barons Onslow (1716)
Earls of Onslow (1801)