Major John Sewell Courtauld, MC (30 August 1880 – 20 April 1942) was an English Conservative Party politician.

He was gazetted Major in 1917 and received the Croix-de-Guene avec Palme at the close of the Palestine campaign.

He had a London residence at 9 Grosvenor Square and in 1919 he acquired the Burton Park estate, West Sussex, within the Chichester constituency.

[1] He was a breeder and owner of racehorses, and was an active member of the Jockey Club and Chairman of the Racecourse Betting Control Board [2] He had a longstanding interest in film production and in 1934 became Chairman of the Directors of a new company, British National Films Ltd.

Colleagues on the Board were Lady Yule, J. Arthur Rank and Managing Director John Corfield [3]