General George Darell Jeffreys, 1st Baron Jeffreys, KCB, KCVO, CMG, DL (8 March 1878 – 19 December 1960), was a British military commander and Conservative Member of Parliament. Jeffreys attended Eton and Sandhurst before being commissioned into the Grenadier Guards. He saw action in Africa and in the Boer War as a young officer, and went to France with his battalion at the start of the First World War. He served on the Western Front throughout the war, rising to command the 2nd Grenadier Guards, then a series of infantry brigades, before being promoted to command 19th (Western) Division from September 1917 until the end of the war. Following the Armistice, he commanded a division in the forces occupying Germany, and then held various commands until he retired from the Army in 1938.