The National Maritime Museum is in Greenwich, United Kingdom.
National Maritime Museum may also refer to:
- Australian National Maritime Museum
- National Maritime Museum of China
- Deutsches Schiffahrtsmuseum, Germany
- Het Scheepvaartmuseum, Netherlands
- National Maritime Museum of Ireland
- National Maritime Museum, Indonesia
- National Maritime Museum, Israel
- National Maritime Museum, Malta
- National Maritime Museum, New Zealand
- National Maritime Museum, South Korea
- National Maritime Museum (Galle), Sri Lanka
- National Maritime Museum Cornwall, United Kingdom
- Mariners' Museum, the National Maritime Museum of the United States
- San Francisco Maritime National Historical Park