34 Squadron or 34th Squadron may refer to:
Aviation squadrons No. 34 Squadron RAAF, a unit of the Royal Australian Air Force No. 34 Squadron RAF, a unit of the United Kingdom Royal Air Force No. 34 Squadron (Finland), a unit of the Finnish Air Force 34th Bomb Squadron, a unit of the United States Air Force 34th Fighter Squadron, a unit of the United States Air Force 34th Helicopter Squadron, a unit of the Yugoslav Air Force 34th Pursuit Squadron, a unit of the former United States Army Air Force 34th Special Operations Squadron, a unit of the United States Air Force 34th Troop Carrier Squadron, a unit of the United States Air Force VFA-34 (Strike Fighter Squadron 34), a unit of the United States Navy
Other squadrons No. 34 Squadron RAF Regiment, a unit of the United Kingdom Royal Air Force 34th Combat Communications Squadron, a unit of the United States Air Force
See also 34th Division (disambiguation) 34th Brigade (disambiguation) 34th Regiment (disambiguation)