D15
# D15

D15 may refer to:

* Allis-Chalmers D15, an American tractor
* DA-15, an electrical connector
* Dewoitine D.15, a French fighter aircraft
* Dublin 15, a postal district in Ireland
* Greek destroyer Vasilissa Olga (D15), a G- and H-class destroyer of the Royal Hellenic Navy
* HMS Vindex (D15), a Nairana-class escort carrier of the Royal Navy
* LNER Class D15, a British steam locomotive class
* LSWR D15 class, a British steam locomotive class
* Pennsylvania Railroad class D15, an American steam locomotive
* Slav Defense, a chess opening
