MNK

MNK may refer to:
 * m,n,k-game, an abstract board game
 * Marine Nationale Khmère (Khmer National Navy, the navy of the Khmer Republic)
 * Mandinka language, a Mandé language spoken in western Africa
 * MAPK-interacting kinase, a signalling protein
 * Menkes disease, a disorder that affects copper levels in the body
 * Methyl nonyl ketone, an oily organic liquid used in insect repellent
 * Mallinckrodt, a pharmaceutical company with stock symbol MNK
 * Mashd N Kutcher an Australian duo
 * Mouse and keyboard, a gaming input

MNK is an abbreviation of:
 * MNK, Muzeum Narodowe w Krakowie