Joseph-Marie-Blaise Coulomb (Toulon, 5 July 1728 — La Seyne, 2 July 1803) was a French naval engineer.
Born to the Coulomb family of shipbuilders, Joseph-Marie-Blaise Coulomb studied in Toulon and later in the shipbuilding school founded by Duhamel du Monceau. He built over 19 ships for the French Royal Navy, and was ennobled on 6 February 1779 for his services.