(James) Maurice Spurgeon Green (Born in Padiham, Lancashire, England, 8 December 1906 - 19 July 1987) was a British journalist and newspaper editor. He was one of the two sons of Lieutenant-Colonel James Edward Green, and his wife, Constance Ingraham-Johnson.
Green attended Rugby School and University College, Oxford, gaining a half-blue in chess, before becoming a journalist on the Financial News. He was awarded double first-class degree in Greats and was counted among the most brilliant of his generation. He quickly made an impact, and was appointed editor in 1934. With Otto Clarke, he devised the Financial News 30-share index, which later served as the basis for the FTSE 100. In 1938, he became Financial and Industrial Editor of The Times,
During World War II served as an officer with the Royal Artillery.
He was released from the army in 1944 and returned to The Times, earning a promotion to Assistant Editor in 1953. In 1961, he was appointed Assistant Editor of the Daily Telegraph, and became Editor for ten years from 1964. He used his time to champion free market economics and the emerging Thatcherite wing of the Conservative Party.
Following his retirement, Green continued to write for the Telegraph, and served as President of the Institute of Journalists from 1976-77, using the post to attack trade unionism.