D17

D17, or similar, may refer to:

Aircraft

 * Akaflieg Darmstadt D-17 Darmstadt, a German sailplane
 * Beechcraft D17S Staggerwing, an American biplane
 * Fokker D.XVII, a Dutch biplane

Ships

 * BRAZILIAN DESTROYER ESCORT Beberibe, a Cannon-class destroyer escort of the Brazilian Navy
 * HMS Alamein (D17), a Battle-class destroyer of the Royal Navy
 * HMS Quadrant (D17), a Q-class destroyer of the Royal Navy
 * HMS Ulysses (D17), a U-class destroyer of the Royal Navy

Surface vehicles

 * Allis-Chalmers D17, an American tractor
 * LNER Class D17, an English 4-4-0 steam locomotive class
 * Queensland D17 class locomotive, an Australian 4-6-4T steam locomotive

Other uses

 * D17 (TV channel), a French digital television channel, now CStar
 * D-17B, an early computer used in missile guidance systems
 * Dublin 17, a postal district in Ireland
 * Lipoma, a benign tumor of adipose tissue
 * D17 series of Honda D engines