TMK may refer to:
OAO TMK, a Russian pipe producer TMK, Soviet Union Mars bound space exploration project Tillamook Airport, Oregon, USA, FAA identifier Torchmark Corporation, NYSE symbol Touch My Katamari, a PlayStation Vita game Tees Maar Khan (disambiguation), title of several Indian films Türk Maarif Koleji, school in Northern Cyprus TM Krishna, Indian singer Tai'an railway station (Shandong), China Railway telegraph code TMK