Lawrence Roger Lumley, 11th Earl of Scarbrough, KG GCSI GCIE GCVO TD GCC PC DL (27 July 1896 – 29 June 1969) was a British Conservative statesman and British Army general.
Lumley was the son of Brigadier General Osbert Lumley, youngest child and son of the 9th Earl. He attended Eton College and Magdalen College, Oxford.
Lumley followed his father into the military, passing out from the Royal Military College, Sandhurst. He was commissioned a second lieutenant in the 11th Hussars on 26 January 1916, and was promoted to lieutenant on 26 July 1917. He served in France during World War I. He was demobilised on 3 June 1919, with the rank of lieutenant, but retained a reserve lieutenant's commission in the 11th Hussars, as well as being attached to the Yorkshire Dragoons. From 1920 to 1921, he was attached to an Officer Training Corps (OTC) University Contingent, with the local rank of captain.
Lumley sat in the House of Commons as Member of Parliament (MP) for Hull East 1922–29, then York 1931–37. In 1923 he was Parliamentary Private Secretary to William Ormsby-Gore, from 1924–26 to Sir Austen Chamberlain and subsequently to Anthony Eden. On 8 March 1931, he was promoted to captain in the reserves in both the 11th Hussars and the Yorkshire Dragoons. He was brevetted to the rank of major in the Yorkshire Dragoons on 1 January 1937, and was awarded the Efficiency Decoration on 11 May. In 1937, he was appointed Governor of Bombay, serving until 1943. Upon his return from India, Lumley served as acting Major-General in World War II. Following the War, he continued his connections with the Army, as an honorary colonel. He succeeded to the Earldom of Scarbrough in 1945 following the death of his uncle. He served as Lord Chamberlain from 1952 to 1963 and chancellor of the University of Durham from 1958 to 1969. He was made a Knight of the Garter in 1948.