Lieutenant-Colonel Claud Heathcote-Drummond-Willoughby (15 October 1872 – 24 February 1950) was a British Conservative Party politician.

Heathcote-Drummond-Willoughby was the second son of Gilbert Heathcote-Drummond-Willoughby, 1st Earl of Ancaster, and his wife Lady Evelyn Elizabeth, daughter of Charles Gordon, 10th Marquess of Huntly.

He served in South Africa through the Second Boer War 1899–1902; where he was slightly wounded at the Belmont (November 1899).

After recovery, he took part in operations in the Orange Free State (February to May 1900), the Transvaal (May to June 1900, July to November 1900) and Cape Colony; and was present at several major battles, including at Poplar Grove and Driefontein (March 1900), Vet River, Zand River, Johannesburg, Pretoria and Diamond Hill (June 1900), Bergendal and Komatipoort (August 1900).

This article about a Conservative Member of the Parliament of the United Kingdom representing an English constituency and born in the 1870s is a stub.