MWD

MWD may refer to:


 * Matte World Digital, an American visual effects company
 * Measurement while drilling, a procedure used in oil well drilling
 * Metropolitan Water District of Southern California, a water wholesale supplier to local cities in Southern California, United States
 * Military working dog, used in warfare
 * Murakami-Wolf-Dublin, American animation studio
 * Myawaddy TV, a Burmese military-owned network
 * PAF Base M.M. Alam (IATA code), a Pakistan Air Force airbase located at Mianwali, Pakistan