Itk (disambiguation)

Itk or ITK may refer to:


 * ITK (gene)
 * Itk, a widget toolkit for Tcl
 * Innovation TK, a company acquired by Cintel in 2002
 * Insight Segmentation and Registration Toolkit, abbreviated as ITK
 * Kalimantan Institute of Technology (Institut Teknologi Kalimantan), a university in Indonesia