MATS

The acronym MATS may refer to:


 * Marc-André ter Stegen, a German footballer
 * Master of Arts in Theological Studies, a graduate-level academic degree
 * Measurements with Advanced Trapping Systems, an Helmholtz research group for young investigators
 * Mercury and Air Toxics Standards, as set by the U.S. Environmental Protection Agency
 * Metropolitan Adelaide Transport Study, an abandoned transport scheme for the city of Adelaide
 * Military Air Transport Service, a defunct command of the United States Air Force
 * Montgomery Area Transit System, the public transportation in Montgomery, Alabama
 * Mainz-Tele-Surgery, the pediatric surgical telemedical service of the University Medical Center Mainz, Germany
 * Mesospheric Airglow/Aerosol Tomography and Spectroscopy, a Swedish satellite project in atmospheric physics