ITW

ITW may refer to:


 * Illinois Tool Works
 * International Thriller Writers
 * Institute of Technology for Women, former name of the Usha Mittal Institute of Technology
 * Inter Air (ICAO airline code: ITW; callsign: INTER WINGS), see List of airline codes (I)
 * Ibuoro language (ISO 639 language code: itw)
 * idiopathic toe walking, a form of toe walking
 * Income Tax Withholding (ITW), a type of notation found on Australian business activity statements
 * Informations Télédiffusion Webmedia (ITW), french media