MKK is mitogen-activated protein kinase kinase, an enzyme.
MKK may also refer to:
Malmö KK, Swedish swim team from Malmö Main-Kinzig-Kreis, a kreis (district) in Hesse, Germany MKK, the IATA Airport code for Molokai Airport on the island of Molokai, Hawaii Mong Kok East station, Hong Kong; MTR station code MKK Museum für Kunst und Kulturgeschichte in Dortmund, Germany The Morgan-Keenan-Kellman system, a stellar classification system also known as Yerkes spectral classification
See also
MK2 (disambiguation) MKKS