The 7th Infantry Brigade was a British Army formation which saw active service in the First and Second World Wars. It served with the British 3rd Infantry Division in France and Belgium in 1914–1918 and in 1940. On 15 September 1941, it was converted to the Guards Support Group. On 8 December 1941, it was reformed from the 37th Infantry Brigade (12th (Eastern) Infantry Division), and served with the 9th Armoured Division from June 1942 to July 1944 followed by the British 47th Infantry Division from 10 September 1944 until August 1945. On 30 September 1944, it was reorganised as a reserve brigade.