Several ships of the Royal Danish-Norwegian Navy (1509–1814) and the Royal Danish Navy have borne the name Najaden after the mythological water spirit, including: , a frigate (1796–1807) , a frigate (1811–1812) , a corvette (1820–1852) , a corvette (1854–1865) , a submarine (1913–1931) , a torpedo boat (1947–1966), originally named Najaden , a patrol vessel (Danish: bevogtningsfartøj) (1963–1991) See also Najaden, 1858 to 1907 - a Norwegian commercial brig (history) STS Kapitan Borchardt, 1918, a gaff-schooner called Najaden til 2011 References Royal Danish Navy ship names