54th Regiment

54th Regiment may refer to:


 * 54th (City of London) Heavy Anti-Aircraft Regiment, Royal Artillery
 * 54th (West Norfolk) Regiment of Foot
 * 54th Foot, name of the 43rd (Monmouthshire) Regiment of Foot prior to 1751
 * 54th Regiment of Foot, name of the 52nd (Oxfordshire) Regiment of Foot prior to 1756
 * 54th Indiana Infantry Regiment
 * 54th Infantry Regiment (France)
 * 54th Infantry Regiment (Imperial Japanese Army)
 * 54th Infantry Regiment (United States)
 * 54th Massachusetts Infantry Regiment
 * 54th Massachusetts Volunteer Regiment
 * 54th New York Volunteer Infantry
 * 54th Ohio Infantry
 * 54th Pennsylvania Infantry Regiment
 * 54th Regiment Kentucky Volunteer Mounted Infantry
 * 54th United States Colored Infantry Regiment