155th Regiment

155th Regiment may refer to:

• 155th Artillery Regiment "Emilia"
• 155th Infantry Regiment (United States)
• 155th (Mixed) Heavy Anti-Aircraft Regiment, Royal Artillery
• 155th (Wessex) Transport Regiment, a unit of the United Kingdom Territorial Army

American Civil War regiments

• 155th Illinois Infantry Regiment
• 155th Indiana Infantry Regiment
• 155th New York Infantry Regiment
• 155th Ohio Infantry Regiment
• 155th Pennsylvania Infantry Regiment

See also

• 155th Division (disambiguation)