34th Brigade

34th Brigade or 34th Infantry Brigade may refer to:


 * 34th Brigade (Australia), a unit of the Australian Army
 * 34 Canadian Brigade Group, a unit of the Canadian Army
 * 34th Infantry Brigade (Romania), a unit of the Romanian Army
 * 34th Mechanized Infantry Brigade (Greece), a unit of the Greek Army
 * 34th Brigade Royal Field Artillery, a unit of the United Kingdom Army


 * Aviation brigades :
 * 34th Aviation Brigade (United States), a unit of the United States Army
 * Combat Aviation Brigade, 34th Infantry Division (United States), a unit of the United States Army