86th Brigade
86th Brigade may refer to:
Bangladesh
- 86th Independent Signals Brigade
Russia/Soviet Union
Spain
- 86th Mixed Brigade, a unit of the Spanish Republican Army
United Kingdom
- 86th Brigade (United Kingdom)
- 86th Brigade, Royal Field Artillery, a British Army unit during World War I
- 86th (East Anglian) (Hertfordshire Yeomanry) Brigade, Royal Field Artillery, a British Army unit after World War I
United States
- 86th Infantry Brigade Combat Team, a unit of the United States Army