Ivor Miles Windsor-Clive, 2nd Earl of Plymouth, GCStJ, PC (4 February 1889 – 1 October 1943), was an English nobleman and Conservative Party politician.

Ivor's mother was the daughter of Sir Augustus Paget, the British Ambassador to Austria-Hungary, and descended from the Earls of Uxbridge.

On 12 March 1924 he was appointed Honorary Colonel of the Glamorgan Coast Regiment, Royal Artillery; his father had held the same position with its Victorian predecessor unit.

[3] Lord Plymouth was Chairman of the Royal Commission for Ancient and Historical Monuments in the Principality.

[4] Together, Ivor and Irene were the parents of:[1] The 2nd Earl of Plymouth died in 1943 aged 54 and was buried in the Windsor-Clive family plot at Tardebigge, Worcestershire.