82nd Regiment or 82nd Infantry Regiment may refer to:
- 82nd Regiment of Foot (1778)
- 82nd Regiment of Foot (Prince of Wales's Volunteers)
- 82nd Infantry Regiment (Philippine Commonwealth Army)
- 82nd Field Artillery Regiment (United States)
- 82nd Cavalry Regiment (United States)
- American Civil War
- 82nd Illinois Volunteer Infantry Regiment, a unit of the Union (Northern) Army
- 82nd Indiana Infantry Regiment, a unit of the Union (Northern) Army
- 82nd New York Volunteer Infantry Regiment, a unit of the Union (Northern) Army
- 82nd Ohio Infantry, a unit of the Union (Northern) Army
- 82nd Pennsylvania Infantry, a unit of the Union (Northern) Army