Ivor Miles Windsor-Clive, 2nd Earl of Plymouth PC (4 February 1889 – 1 October 1943) was an English nobleman and Conservative politician.
The second and only surviving son of the 1st Earl of Plymouth, he was educated at Eton College and Trinity College, Cambridge. Until succeeding his father in 1923, he used his father's subsidiary title Viscount Windsor.
He was member for West St Pancras on London County Council from 1913–1919, and was elected as Conservative Member of Parliament for Ludlow, Shropshire at a by-election in January 1922, holding the seat until he succeeded his father in March 1923. He held office as Captain of the Gentlemen-at-Arms from 1925–1929, Parliamentary Under-Secretary of State for Dominion Affairs from January–June 1929, Parliamentary Secretary to the Ministry of Transport from 1931–1932, Under-Secretary of State for the Colonies from 1932 to 1936, and as Parliamentary Under-Secretary of State for Foreign Affairs from 1936–1939.
He is probably best known for his work as co-chairman of the International Committee for Non-Intervention in the Spanish Civil War.
He was appointed Lord Lieutenant of Glamorgan in 1923, and a Privy Counsellor in 1929. He was made an Honorary freedom of Cardiff in 1936 and served as President of the National Museum of Wales and as Pro-Chancellor of the University of Wales 1941. He was appointed Sub-Prior of the Order of St John of Jerusalem in 1943. Lord Plymouth was Chairman of the Royal Commission for Ancient and Historical Monuments in the Principality.
| Parliament of the United Kingdom | ||
|---|---|---|
| Preceded by Sir Beville Stanier |
Member of Parliament for Ludlow January 1922 – March 1923 |
Succeeded by George Windsor-Clive |
| Political offices | ||
| Preceded by Robert William Hamilton |
Under-Secretary of State for the Colonies 1932–1936 |
Succeeded by The Earl De La Warr |
| Preceded by The Earl Stanhope |
Parliamentary Under-Secretary of State for Foreign Affairs 1936–1939 with Viscount Cranborne 1936-1938 Rab Butler 1938-1939 |
Succeeded by Rab Butler |
| Preceded by The Earl of Clarendon |
Captain of the Honourable Corps of Gentlemen-at-Arms 1925–1929 |
Succeeded by The Earl of Lucan |
| Honorary titles | ||
| Preceded by The Earl of Plymouth |
Lord Lieutenant of Glamorgan 1923–1943 |
Succeeded by Sir Gerard Bruce |
| Peerage of the United Kingdom | ||
| Preceded by Robert Windsor-Clive |
Earl of Plymouth 1923–1943 |
Succeeded by Other Windsor-Clive |