2nd Brigade may refer to:
Armenia 2nd Independent Motorized Rifle Brigade
Australia 2nd Brigade (Australia) 2nd Armoured Brigade (Australia) 2nd Light Horse Brigade 2nd Motor Brigade (Australia)
British Burma 2nd Burma Infantry Brigade
British India 2nd (Nowshera) Brigade 2nd (Sialkot) Cavalry Brigade 2nd Quetta Brigade
British Malaya 2nd Malaya Infantry Brigade
Canada 2nd Canadian Armoured Brigade 2nd Canadian Infantry Brigade 2 Canadian Mechanized Brigade Group
Chile 2nd Armored Brigade (Chile)
China 2nd Armored Brigade (People's Republic of China) 2nd Marine Brigade (People's Republic of China)
Croatia 2nd Guards Brigade (Croatia)
Estonia 2nd Infantry Brigade (Estonia)
France 2nd Armoured Brigade (France) 2nd Free French Infantry Brigade
Germany 2nd Panzer Brigade (Bundeswehr) 2nd Panzer Brigade (Wehrmacht) 2nd SS Infantry Brigade
Hungary 2nd Cavalry Brigade (Hungary) 2nd Infantry Brigade (Hungary) 2nd Motorised Brigade (Hungary)
India 2nd Indian Infantry Brigade
Iran 2nd Karbala Brigade 2nd Marine Brigade (Iran)
Ireland 2nd Brigade (Ireland)
Israel Carmeli Brigade
Italy 2nd Carabinieri Mobile Brigade
Japan 2nd Guards Mixed Brigade (Japan) 2nd Independent Mixed Brigade (Imperial Japanese Army) 2nd Raiding Brigade
Kyrgyzstan 2nd Guards Motor Rifle Brigade
Lebanon 2nd Infantry Brigade (Lebanon)
Lithuania 2nd Lithuanian National Cavalry Brigade
Moldova Ștefan cel Mare 2nd Motorized Infantry Brigade
New Zealand 2nd Infantry Brigade (New Zealand)
Poland 2nd Brigade, Polish Legions 2nd Armoured Brigade (Poland) 2nd Mountain Brigade (Poland)
Romania 2nd Mountain Troops Brigade (Romania)
Russia 2nd Guards Spetsnaz Brigade
Serbia 2nd Army Brigade
Slovakia 2nd Mechanized Brigade (Slovakia)
South Africa 2nd South African Infantry Brigade
South Korea 2nd Armored Brigade (South Korea) 2nd Combat Aviation Brigade (South Korea)
Spain 2nd Mixed Brigade
Turkey 2nd Commando Brigade (Turkey)
Ukraine 2nd Galician Brigade (Ukraine)
United Kingdom 2nd Anti-Aircraft Brigade (United Kingdom) 2nd Armoured Brigade (United Kingdom) 2nd Cavalry Brigade (United Kingdom) 2nd Composite Mounted Brigade 2nd Gibraltar Brigade 2nd Guards Brigade (United Kingdom) 2nd Infantry Brigade (United Kingdom) 2nd Mounted Brigade (United Kingdom) 2nd Parachute Brigade (United Kingdom) 2nd Provisional Brigade (United Kingdom) 2nd Reserve Brigade 2nd (Royal Naval) Brigade 2nd Signal Brigade (United Kingdom) 2nd South Western Mounted Brigade 2nd Special Service Brigade 2nd (West Africa) Infantry Brigade Artillery units 2nd Brigade, Royal Field Artillery 2nd Brigade, Cinque Ports Division, Royal Artillery 2nd Brigade, Lancashire Division, Royal Artillery 2nd Brigade, Northern Division, Royal Artillery 2nd Brigade, North Irish Division, Royal Artillery 2nd Brigade, Scottish Division, Royal Artillery 2nd Brigade, Welsh Division, Royal Artillery 2nd County of London Brigade Royal Field Artillery 2nd East Lancashire Brigade (The Manchester Artillery), Royal Field Artillery 2nd Lowland Brigade, Royal Field Artillery 2nd Highland Brigade, Royal Field Artillery 2nd North Midland Brigade, Royal Field Artillery 2nd South Midland Brigade, Royal Field Artillery 2nd (Cumberland Yeomanry) Army Brigade, Royal Field Artillery 2nd (Lancashire) Army Brigade, Royal Field Artillery 2nd (Lowland) Medium Brigade, Royal Garrison Artillery 2nd Volunteer (Essex) Brigade, Eastern Division, Royal Artillery 2nd Volunteer (Dorsetshire) Brigade, Western Division, Royal Artillery 2nd Welsh Brigade, Royal Field Artillery 2nd Wessex Brigade, Royal Field Artillery 2nd Brigade, Western Division, Royal Artillery II Brigade, Royal Horse Artillery II Brigade, Royal Horse Artillery (T.F.) Prince of Wales's 2nd Brigade, Eastern Division, Royal Artillery
United States 2nd Brigade, 7th Infantry Division (United States) 2nd Brigade, 24th Infantry Division (United States) 2nd Brigade, 104th Division (United States) 2nd Engineer Brigade (United States) 2nd Infantry Division Sustainment Brigade 2nd Maneuver Enhancement Brigade 2nd Marine Expeditionary Brigade (United States) 2nd Medical Brigade 2nd Reserve Officers' Training Corps Brigade 2nd Security Force Assistance Brigade 2nd Tank Destroyer Brigade 2nd Theater Signal Brigade 2nd Vermont Brigade Combat Teams 2nd Brigade Combat Team, 1st Armored Division 2nd Brigade Combat Team, 1st Cavalry Division (United States) 2nd Brigade Combat Team, 1st Infantry Division 2nd Infantry Brigade Combat Team (Airborne), 11th Airborne Division 2nd Brigade Combat Team, 10th Mountain Division (United States) 2nd Infantry Brigade Combat Team, 28th Infantry Division 2nd Infantry Brigade Combat Team, 34th Infantry Division
Yugoslavia 2nd Krajina Brigade
Other 2nd Czechoslovak Paratrooper Brigade in the Soviet Union 2nd Romanija Motorized Brigade
See also 2nd Division (disambiguation) 2nd Regiment (disambiguation)