HNLMS K 1

HNLMS K 1 (Hr.Ms. K 1) may refer to one of three ships of the Royal Netherlands Navy named K 1 or K I:


 * HNLMS K1 (1905), a K-class torpedo boat, later Michiel Gardeyn
 * HNLMS K I (1914), a unique submarine
 * HNLMS K1 (1941), K-class sloop sloop, captured by the Germans and commissioned in to the Kriegsmarine