34th Regiment

34th Regiment or 34th Infantry Regiment may refer to:

• 34th (Cumberland) Regiment of Foot, a unit of the United Kingdom Army
• 34 (Northern) Signal Regiment, a unit of the United Kingdom Army
• 34th Infantry Regiment (United States), a unit of the United States Army
• 34th Infantry Regiment (Greece)

American Civil War regiments

• 34th Regiment Indiana Infantry
• 34th Illinois Volunteer Infantry Regiment
• 34th Iowa Volunteer Infantry Regiment
• 34th Regiment Kentucky Volunteer Infantry
• 34th Ohio Infantry
• 34th Wisconsin Volunteer Infantry Regiment