This is a list of submarines of the Netherlands navy. Submarines built before 1940 Until the O 19 class there was distinction made between O submarines used for European home waters and K submarines used for colonial service. Submarines built for service in Europe O1-class submarine O 6-class submarine O 7-class submarine German Type UC I submarine M1 O 8 O 16-class submarine Submarines built for colonial service K I-class submarine K I K II-class submarine K II K III K IV K V K VI K VII K IX K XI K XII K XIII K XIV K XV K XVI K XVII K XVIII Submarines built for both colonial service and service in Europe Submarines built after 1940 Dolfijn Zeehond (Zwaardvisch-class submarine) Zwaardvisch Tijgerhaai Dolfijn Zeehond (Walrus-class submarine) Walrus Zeeleeuw and Potvis-class submarine References See also Royal Netherlands Navy Submarine Service Royal Netherlands Navy List of submarines of the Second World War Netherlands