Jacob Adriaensz Bellevois (1621, Rotterdam – 1676, Rotterdam), was a Dutch Golden Age painter.
According to Houbraken he was a seascape painter in Hamburg and met Johannes Voorhout while he was there.
According to the RKD he was in Gouda from 1661–1666, in Hamburg in 1673, and then returned to Rotterdam. He was a follower of Jan Porcellis and specialized in seascapes.
Ships at Sea, oil on panel. The Walters Art Museum.