5th Brigade may refer to:
Australia
5th Light Horse Brigade
5th Brigade
Canada
5th Canadian Infantry Brigade
5 Canadian Mechanized Brigade Group
Croatia
5th Guards Brigade (Croatia)
Germany
5th Guards Infantry Brigade
Greece
5th Airmobile Brigade (Greece)
India
5th (Mhow) Cavalry Brigade
5th Indian Infantry Brigade
Japan
5th Brigade (Japan)
Lebanon
5th Infantry Brigade (Lebanon)
New Zealand
5th Infantry Brigade
Russia
5th Anti-Aircraft Rocket Brigade
South Africa
5th Infantry Brigade (South Africa)
Ukraine
5th Mechanized Brigade (Ukraine)
United Kingdom
5th Cavalry Brigade (United Kingdom) 5th Infantry Brigade (United Kingdom) 5th Guards Armoured Brigade 5th Mounted Brigade (United Kingdom) 5th Parachute Brigade (United Kingdom) Artillery Brigades 5th Brigade Royal Field Artillery V Brigade, Royal Horse Artillery
United States
5th Armored Brigade (United States)
Yugoslavia
5th Krajina (Kozara) Assault Brigade
Zimbabwe
5th Brigade (Zimbabwe)