33rd Brigade

33rd Brigade or 33rd Infantry Brigade may refer to:


 * 33rd Brigade (Australia), a unit of the Australian Army
 * 33 Canadian Brigade Group, a unit of the Canadian Army
 * 33rd Independent Infantry Brigade (Guards), a unit of the United Kingdom Army
 * 33rd Armoured Brigade (United Kingdom), a unit of the United Kingdom Army
 * 33rd Infantry Brigade Combat Team (United States), a unit of the United States Army
 * 33rd Indian Infantry Brigade
 * 33rd Mechanized Infantry Brigade (Greece)