99th Brigade
99th Brigade may refer to:
Afghanistan
Bangladesh
India
- 99th Mountain Brigade, formerly 99th Indian Infantry Brigade
Iraq
Spain
- 99th Mixed Brigade, see Mixed brigade ยง 1st to 100th
United Kingdom
- 99th Brigade (United Kingdom)
- 99th Brigade, Royal Field Artillery, a British Army unit during World War I
- 99th (Buckinghamshire and Berkshire) Brigade, Royal Field Artillery, a British Army unit after World War I