6th Brigade may refer to:
Argentina VI Mountain Brigade (Argentina)
Australia 6th Armoured Brigade (Australia) 6th Brigade (Australia) 6th Cavalry Brigade (Australia) 6th Motor Brigade (Australia)
Austria 6th Brigade (Austria)
Belarus 6th Guards Kiev-Berlin Mechanised Brigade 6th Separate Special-Police Brigade
British India 6th Indian Brigade 6th Indian Cavalry Brigade 6th Indian Infantry Brigade
Canada 6th Canadian Infantry Brigade 6 Canadian Combat Support Brigade
France 6th Light Armoured Brigade (France)
Israel Etzioni Brigade
Lebanon 6th Infantry Brigade (Lebanon)
New Zealand 6th Infantry Brigade (New Zealand)
Norway 6th Brigade (Norway)
Poland 6th Airborne Brigade (Poland)
Romania 6th Anti-aircraft Missiles Brigade (Romania) 6th Special Operations Brigade "Mihai Viteazu"
Russia 6th Separate Tank Brigade 6th Separate Guards Motor Rifle Brigade 6th Separate Guards Cossack Motor Rifle Brigade
South Africa 6th Infantry Brigade (South Africa)
Soviet Union 6th Rocket Brigade 6th Separate Guards Motor Rifle Brigade
Ukraine 6th Mechanized Brigade (Ukraine)
United Kingdom 6th Airlanding Brigade (United Kingdom) 6th Anti-Aircraft Brigade (United Kingdom) 6th Armoured Brigade (United Kingdom) 6th Cavalry Brigade (United Kingdom) 6th Cyclist Brigade 6th Guards Tank Brigade (United Kingdom) 6th Infantry Brigade (United Kingdom) 6th Mounted Brigade (United Kingdom) 6th (Gurkha) Parachute Brigade 6th Provisional Brigade 6th Reserve Brigade Artillery units 6th Brigade, North Irish Division, Royal Artillery 6th Brigade, Scottish Division, Royal Artillery 6th County of London Brigade, Royal Field Artillery 6th (Howitzer) Brigade Royal Field Artillery 6th (Kent) Army Brigade, Royal Field Artillery 6th (Cheshire and Shropshire) Medium Brigade, Royal Garrison Artillery VI Brigade, Royal Horse Artillery
United States 6th Air Defense Artillery Brigade (United States) 6th Cavalry Brigade (United States) 6th Reserve Officers' Training Corps Brigade
See also 6th Division (disambiguation) 6th Regiment (disambiguation)