James Archibald Saint George Fitzwarenne-Despencer-Robertson, OBE (7 November 1886 – 5 May 1942) was an English Conservative politician. The only surviving son of Sir Helenus Robert Robertson and his wife Kate Ann Banks, he was born at Upton Grange in Cheshire and educated at Eton College and New College, Oxford. On the outbreak of the First World War in 1914 he was commissioned on the General List. He transferred to the Royal Welch Fusiliers in 1916, ending the war as a brevet major and being appointed an officer of the Order of the British Empire in 1919. Born with the surname Robertson, he assumed the triple-barelled name Fitzwarenne-Despencer-Robertson on 17 July 1916, in accordance with the wishes of the late Edmund Fitzwarenne-Despencer; however only two of his surnames were regularl