PIJ

PIJ may refer to:


 * Palestinian Islamic Jihad, a Palestinian Islamist organization formed in 1981
 * Palestine–Israel Journal, a non-profit journal based in Jerusalem
 * pij, the ISO 639-3 abbreviation for the Pijao language
 * Proximal interphalangeal joints, one of two sets of joints in the Interphalangeal joints of the hand
 * Public Interest Journalism Foundation, formerly at the Swinburne University of Technology, Australia
 * Public Interest Journalistic Freedom, independent successor organisation to Public Interest Journalism Foundation, based in the UK
 * Public Insight Network, an approach to journalism created by American Public Media, US