Hosta

12th Brigade or 12th Infantry Brigade may refer to:

Argentina

12th Cavalry Brigade (British Indian Army) of the British Indian Army in the First World War, distinct from the one below
12th Indian Cavalry Brigade of the British Indian Army in the First World War, distinct from the one above
12th Indian Brigade of the British Indian Army in the First World War
12th Indian Infantry Brigade of the British Indian Army in the Second World War