20th Brigade may refer to: Infantry units 20th Brigade (Australia) 20th Indian Brigade, a unit of the British Indian Army in World War I 20th Indian Infantry Brigade, a unit of the British Indian Army in World War II 20th Brigade (United Kingdom) 20th Armoured Infantry Brigade (United Kingdom) 20th Independent Infantry Brigade (Guards), United Kingdom Other units 20th Mounted Brigade, United Kingdom XX Brigade, Royal Horse Artillery (T.F.), Territorial Force, United Kingdom 20th Engineer Brigade (United States) See also 20th Army (disambiguation) 20th Battalion (disambiguation) XX Corps (disambiguation) 20th Division (disambiguation) 20th Regiment (disambiguation) 20 Squadron (disambiguation)