The Maritime Gendarmerie is a component of the French National Gendarmerie under operational control of the chief of staff of the French Navy. It employs 1,157 personnel and operates around thirty patrol boats and high-speed motorboats distributed on the littoral waterways of France. Like their land-based colleagues the Gendarmes Maritime are military personnel carry out policing operations in addition to their primary role as a coast guard service. They also carry out provost duties within the French Navy.

The French Navy, informally La Royale, is the maritime arm of the French Armed Forces and one of the four military service branches of France. It is among the largest and most powerful naval forces in the world recognised as being a blue-water navy. The French Navy is capable of operating globally and conducting expeditionary missions, maintaining a significant overseas presence. The French Navy is one of eight naval forces currently operating fixed-wing aircraft carriers, with its flagship Charles de Gaulle being the only nuclear-powered aircraft carrier outside the United States Navy, and one of two non-American vessels to use catapults to launch aircraft.