JDT

JDT may refer to:


 * Jamaica Dogsled Team
 * Johor, also known as Johor Darul Ta'zim, a Malaysian state
 * Johor Darul Ta'zim F.C., a Malaysian football club
 * Journal of Dermatological Treatment
 * Judeo-Tat, a Judeo-Persian language
 * Julian date and time
 * Java Development Tools, part of the Eclipse IDE
 * Japan Daylight Time
 * Jon Dahl Tomasson, a Danish footballer and coach