XK
# XK

XK may refer to:

* XK (protein), a protein responsible for Kx antigen which helps determine a person's blood type
* XK (2015 album), by Brendan Croskerry
* Jaguar XK, a car series made by Jaguar
* Jeep Commander XK, a SUV made by Jeep
* Republic of Kosovo, ISO 3166-1 alpha-2 user-assigned code element XK (user assigned code)
* CCM Airlines (IATA airline designator XK)
* X-K aka X Kryptonite
