159th Regiment

159th Regiment may refer to:

• 159th Aviation Regiment (United States)
• 159th Fighter Aviation Regiment, Soviet Union
• 159th Guards Fighter Aviation Regiment, Soviet Union
• 159th Infantry Regiment (United States)
• 159th Regiment Royal Armoured Corps, Britain
• 159 Regiment RLC

American Civil War regiments

• 159th Indiana Infantry Regiment
• 159th New York Infantry Regiment
• 159th Ohio Infantry Regiment

See also

• 159th Division (disambiguation)