Sir Ralph Clarmont Skrine Stevenson, GCMG, MLC, CP (16 May 1895 – 23 June 1977) was a British diplomat. He was the son of Surgeon-General, H.W. Stevenson and was educated at Wellington College and University College, Oxford. He married Helen Barbara Izabel Boreel on 27 October 1921 and they had one son and divorced in 1944. He had served in the Rifle Brigade during the First World War, becoming Captain in 1917. His diplomatic career began as 3rd Secretary to the Diplomatic Service in 1919; 2nd Secretary in 1921 and 1st Secretary in 1928. Moving through positions of acting Counselor (1937); Counselor (1938) he became Minister in 1941. During this period he served with the Foreign Office in missions at Copenhagen, Berlin, Sofia, The Hague, Cairo and Barcelona.