72nd Regiment
- 72nd (Hampshire) Heavy Anti-Aircraft Regiment, Royal Artillery
- 72nd Division (disambiguation)
- 72nd Illinois Volunteer Infantry Regiment
- 72nd Indiana Infantry Regiment
- 72nd Infantry Regiment (France)
- 72nd New York Volunteer Infantry Regiment
- 72nd Ohio Infantry
- 72nd Pennsylvania Infantry
- 72nd Regiment "Seaforth Highlanders of Canada"
- 72nd Regiment of Foot (1758)
- 72nd Regiment, Duke of Albany's Own Highlanders
- British Army
- British Indian Army
- French Army