Christopher John Henry Roper-Curzon, 19th Baron Teynham DSO DSC (6 May 1896 – 5 May 1972), was a career officer of the Royal Navy and an English peer, with a seat from 1936 in the House of Lords, where from 1946 to 1959 he was Deputy to the Earl of Drogheda and then to Lord Merthyr as Chairman of Committees.
The elder son of Henry Roper-Curzon, 18th Baron Teynham, by his marriage to Mabel Wilkinson, Roper-Curzon was educated at the Royal Naval College, Osborne, and the Royal Naval College, Dartmouth. He saw active service during the First World War, winning both the Distinguished Service Cross and the Distinguished Service Order, serving with the Grand Fleet as Staff Signal Officer on HMS Minotaur. In 1936 he succeeded his father as Lord Teynham. During the Second World War he was Naval Control Service Officer for the Port of London, after which he commanded ships, including HMS Ambitious (F169) on minesweeping duties for the invasion of Europe in 1944. He retired from the navy after the war with the rank of Captain.
In the House of Lords, Teynham served as a Deputy Chairman of Committees from 1946 to 1959, and when the House of Lords Yacht Club was established in 1949, he was its first vice-commodore. Outside parliament he was a Younger Brother of Trinity House, a member of the Council of the Navy League, a Governor of the Royal National Lifeboat Institution, and a director of Grayson Rollo and Clover Docks, Ltd., Coast Lines Ltd, and other companies.
The estates managed by the Roper family in the United Kingdom include Hyde and Charlton, Bradford, Pylewell Park, Candelwick, Galway Estates and Trimdon Estates. Additional estates include Saint Dunstans, Chestfeild, Cheselherst, Brambiltighe, and Modingham among others. Kent Estates were acquired in 15th century by Lord John Roper. Galway estates (181 acres) were acquired in 19th century by Sir Henry Roper.
Among the estates managed by the Curzon family include the Kedleston Hall which is an estate situated in Derbyshire's Kedlestone, roughly 6 kilometres northwest of Derby.