6th Brigade may refer to:

Argentina

• 6th Mountain Infantry Brigade (Argentina)

Australia

• 6th Brigade (Australia)

Austria

• 6th Brigade (Austria)

Belarus

• 6th Separate Special-Police Brigade

Canada

• 6th Canadian Infantry Brigade

France

• 6th Armoured Brigade (France)

India

• 6th Indian Brigade in the First World War
• 6th Indian Cavalry Brigade in the First World War
• 6th Indian Infantry Brigade in the Second World War

Israel

• Etzioni Brigade

New Zealand

• 6th Infantry Brigade (New Zealand)

Norway

• 6th Brigade (Norway)

Poland

• 6th Airborne Brigade (Poland)

Romania

• 6th Anti-aircraft Missiles Brigade (Romania)

Russia

• 6th Separate Tank Brigade (Russia)

South Africa

• 6th Infantry Brigade (South Africa)

Ukraine

• 6th Mechanized Brigade (Ukraine)

United Kingdom

• 6th Airlanding Brigade (United Kingdom)
• 6th Armoured Brigade (United Kingdom)
• 6th Cavalry Brigade (United Kingdom)
• 6th Guards Brigade
• 6th Infantry Brigade (United Kingdom)
• 6th Mounted Brigade (United Kingdom)
• Artillery Brigades
  • 6th (Howitzer) Brigade Royal Field Artillery
  • VI Brigade, Royal Horse Artillery