SMTC

SMTC may refer to:


 * Santa Monica Track Club, a professional running group


 * St. Moritz Tobogganing Club, founder of the Cresta Run toboggan track in Switzerland
 * SMTC, the NASDAQ symbol of Semtech, an electronics technology company in California, United States
 * SMTC Corporation, an international electronics manufacturing services provider
 * Special Missions Training Center, a U.S. military maritime security training center now known as the Joint Maritime Training Center
 * Sporadic medullary thyroid cancer, a type of thyroid cancer
 * Syndicat mixte des transports en commun, public transportation schemes in Belfort, Clermont-Ferrand, Grenoble, and Toulouse, in France