The Belgian Navy, officially the Belgian Naval Component (Dutch: Marinecomponent, pronounced [maːˈriːnəkɔmpoːˌnɛnt]; French: Composante marine, pronounced [kɔ̃pozɑ̃t maʁin]; German: Marinekomponente, pronounced [maˈʁiːnəkɔmpoˌnɛntə]) of the Belgian Armed Forces, is the naval service of Belgium.

The Belgian Navy was created as the Marine Royale (English: Royal Navy) in 1831. This force has operated in various forms throughout Belgian history.