D18, D.18 or D-18 may refer to : * D-18 guitar, a model by C. F. Martin & Company * Darmstadt D-18, a 1929 German sportsplane * , a French Dewoitine aircraft * Dublin 18, a Dublin, Ireland postal district * Hemangioma's ICD-10 code * HMS Antrim (D18), a 1967 County-class destroyer of the British Royal Navy * HMS Battler (D18), a 1942 Bogue-class escort aircraft carrier that served during World War II in the British Royal Navy * HMS St. Kitts (D18), a 1944 Battle-class destroyer of the British Royal Navy * Ivchenko-Progress D-18 (aka ZKMB Progress D-18), a turbofan engine * Jodel D18, a French ultralight aircraft This disambiguation page lists articles associated with the same title formed as a letter-number combination. If an internal link led you here, you may wish to change th