3rd Division
3rd Division may refer to:
Air divisions
- 3d Air Division, United States
- 3d Attack Wing, United States
Anti-air divisions
- 3rd Flak Division, Nazi Germany
Armoured divisions
- 3rd Armoured Division (Australia)
- 3rd Armored Division (France)
- 3rd Light Mechanized Division (France)
- 3rd Panzer Division (Wehrmacht)
- 3rd Panzer Division (Bundeswehr)
- 3rd SS Panzer Division Totenkopf, Nazi Germany
- 3rd Tank Division (Imperial Japanese Army)
- 3rd Armored Division (Jordan)
- 3rd Division (Nigeria)
- 3rd Tank Division (Soviet Union)
- 3rd Armoured Division (Syria)
- 3rd Armored Division (United States)
Cavalry divisions
- 3rd Cavalry Division (German Empire)
- 3rd Cavalry Division (Reichswehr), Weimar Republic
- 3rd Light Division (Wehrmacht)
- 3rd Cavalry Division Amedeo Duca d'Aosta, Italian Army during World War II
- 3rd Cavalry Division (United Kingdom)
- 3rd Mounted Division, United Kingdom
- 3rd Cavalry Division (United States)
Infantry divisions
- 3rd (Lahore) Division, of the British Indian Army before and during World War I
- 3rd Algerian Infantry Division, France
- 3rd Alpine Division Julia, Italy
- 3rd Blackshirt Division (21 April), a Black Shirt militia division of Italy
- 3rd Canadian Division
- 3rd Carpathian Rifle Division (Poland)
- 3rd Colonial Infantry Division (France)
- 3rd Division (Australia)
- 3rd Division (Colombia)
- 3rd Division (Estonia)
- 3rd Division (German Empire)
- 3rd Division (Imperial Japanese Army)
- 3rd Division (Iraq)
- 3rd Division (Japan), Japan Ground Self-Defense Force
- 3rd Division (New Zealand)
- 3rd Division (North Korea)
- 3rd Division (Norway)
- 3rd Division (1st Formation)(People's Republic of China)
- 3rd Division (Reichswehr), Weimar Republic
- 3rd Division (Singapore)
- 3rd Division (South Sudan)
- 3rd Division (South Vietnam)
- 3rd Division (United Kingdom)
- 3rd Division (Vietnam)
- 3rd Guards Division (Imperial Japanese Army)
- 3rd Guards Motor Rifle Division
- 3rd Infantry Division (Greece)
- 3rd Infantry Division (Philippines)
- 3rd Infantry Division (South Africa)
- 3rd Infantry Division (South Korea)
- 3rd Infantry Division (United States)
- 3rd Infantry Division (Wehrmacht), subsequently redesignated the 3rd Motorized Infantry Division, then the 3rd Panzergrenadier Division
- 3rd Lahore Divisional Area, of the British Indian Army during World War I
- 3rd Legions Infantry Division (Poland)
- 3rd Marine Division (United States)
- 3rd Motor Rifle Division (Soviet Union)
- 3rd Mountain Infantry Division Ravenna, Italy
- 3rd Rifle Division (Soviet Union)
- 3rd Special Forces Division (Greece)
- Finnish 3rd Division (Continuation War)
- Finnish 3rd Division (Winter War)
- 3rd Indian Infantry Division, official designation for the Chindits