84th Regiment or 84th Infantry Regiment may refer to:
- 84th Regiment of Foot (1759), a unit of the United Kingdom Army, active from 1759–1765, which served entirely in British India
- 84th Infantry Regiment (Philippine Commonwealth Army), a unit of the Philippine Commonwealth Army, active from 1942–1946, which served in the Second World War
- 84th Regiment of Foot (Royal Highland Emigrants), a unit of the United Kingdom Army, active from 1775–1784, which served in the American Revolution
- 84th (York and Lancaster) Regiment of Foot, a unit of the United Kingdom Army, active from 1793–1881, which served in the Napoleonic Wars and in India
- 84th Illinois Volunteer Infantry Regiment, a unit of the Union (North) Army during the American Civil War
- 84th Regiment Indiana Infantry, a unit of the Union (North) Army during the American Civil War
Famous quotes containing the word regiment:
“What makes a regiment of soldiers a more noble object of view than the same mass of mob? Their arms, their dresses, their banners, and the art and artificial symmetry of their position and movements.”
—George Gordon Noel Byron (1788–1824)