D41

D41 may refer to:


 * Akaflieg Darmstadt D-41, a German sailplane
 * D41 road (Croatia)
 * HMAS Brisbane (D 41), a Perth-class destroyer of the Royal Australian Navy
 * HMS Curacoa (D41), a C-class light cruiser of the Royal Navy
 * HMS Walpole (D41), a W-class destroyer of the Royal Navy
 * Nissan Frontier (D41), a steam locomotive
 * Nissan Frontier (D41), a pickup truck
 * LNER Class D41, a class of British steam locomotives