43rd Division may refer to:
Infantry divisions 43rd Division (People's Republic of China) 43rd Airborne Division, People's Republic of China 43rd Reserve Division, Imperial German Army 43rd Division (Imperial Japanese Army) 43rd Division (North Korea), North Korean Army 43rd Infantry Division (Russian Empire) 43rd Infantry Division (Somalia), Somali National Army 43rd Guards Rifle Division, Soviet Union 43rd Rifle Division, Soviet Union 43rd (Wessex) Infantry Division, British Army 43rd Infantry Division (United States), United States Army
Cavalry divisions 43rd Cavalry Division, Soviet Union
Armoured divisions 43rd Armoured Division (India) 43rd Tank Division (Soviet Union)
Aviation divisions 43rd Air Division, United States Air Force
See also List of military divisions by number 43rd Group (disambiguation) 43rd Brigade (disambiguation) 43rd Regiment (disambiguation) 43rd Battalion (disambiguation) 43rd Squadron (disambiguation)