133rd Regiment

133rd Regiment may refer to:

• 133rd Field Artillery Regiment, United States
• 133rd Light Anti-Aircraft Regiment, Royal Artillery
• 133rd Infantry Regiment (United States)
• 133rd Regiment of Foot, Britain
• 133rd Tank Regiment, Italy

American Civil War regiments

• 133rd Illinois Infantry Regiment
• 133rd Indiana Infantry Regiment
• 133rd New York Infantry Regiment
• 133rd Ohio Infantry Regiment
• 133rd Pennsylvania Infantry Regiment

See also

• 133rd Division (disambiguation)