HMS Echo
- Allied invasion of Sicily
- Arctic convoys of World War II
- Battle honour
- Battle of the Atlantic
- Battle of the Plains of Abraham
- Cutter (ship)
- Dodecanese campaign
- E and F-class destroyer
- Echo (mythology)
- Hellenic Navy
- Invasion of Martinique (1762)
- Invasion of the Cape Colony
- Malta convoys
- Norwegian campaign
- Operation Avalanche
- Operation Rheinübung
- Royal Navy
- Rufiji River
- STUFT
- Siege of Havana