15th Brigade

• 15 Squadron (disambiguation)
• 15th (Imperial Service) Cavalry Brigade
• 15th Army (disambiguation)
• 15th Brigade (Australia)
• 15th Brigade (Brazil)
• 15th Brigade (Japan)
• 15th Brigade Royal Field Artillery
• 15th Division (disambiguation)
• 15th Group (disambiguation)
• 15th Infantry Brigade (Greece)
• 15th Infantry Brigade (United Kingdom)
• 15th Mechanized Brigade (Romania)
• 15th Mounted Brigade (United Kingdom)
• 15th Regiment (disambiguation)
• 15th Sustainment Brigade (United States)
• 15th Wing (disambiguation)
• XV Brigade, Royal Horse Artillery
• XV Corps (disambiguation)