3rd Brigade

• 3 Commando Brigade
• 3rd (Abbottabad) Brigade
• 3rd (Ambala) Cavalry Brigade
• 3rd (Meerut) Cavalry Brigade
• 3rd Army Tank Brigade (Australia)
• 3rd Brigade (Australia)
• 3rd Brigade Combat Team, 10th Mountain Division (United States)
• 3rd Brigade Royal Field Artillery
• 3rd Brigade of the Polish Legions
• 3rd Brigade, 104th Division (United States)
• 3rd Brigade, 1st Cavalry Division (United States)
• 3rd Brigade, 1st Infantry Division (United States)
• 3rd Brigade, 24th Infantry Division (United States)
• 3rd Brigade, 7th Infantry Division (United States)
• 3rd Canadian Infantry Brigade
• 3rd Cavalry Brigade (United Kingdom)
• 3rd Guards Brigade (Croatia)
• 3rd Guards Brigade (United Kingdom)
• 3rd Indian Infantry Brigade
• 3rd Indian Motor Brigade
• 3rd Infantry Brigade (South Africa)
• 3rd Infantry Brigade (United Kingdom)
• 3rd Light Horse Brigade
• 3rd Marine Expeditionary Brigade (United States)
• 3rd Mechanised Brigade (France)
• 3rd Mounted Brigade (United Kingdom)
• 3rd Parachute Brigade (United Kingdom)
• 3rd Polish Infantry Brigade
• 3rd Signal Brigade (United States)
• 3rd Sustainment Brigade (United States)
• III Brigade, Royal Horse Artillery
• III Brigade, Royal Horse Artillery (T.F.)
• IJA 3rd Cavalry Brigade
• LF 3rd Brigade
• Polish 3rd Mountain Brigade