IJ, ij or iJ may refer to:
Places Ich, Zanjan or Īj, a village in Zanjan province, Iran IJ (Amsterdam), a body of water near Amsterdam, Netherlands İj River or Izh River, a river in Udmurtia and Tatarstan, Russian Federation Ij, Iran, a city in Fars province, Iran Ij Rural District, an administrative division of Estahban County, Fars province, Iran
Other uses Ikkjutt Jammu, a political party in Jammu and Kashmir, India IJ (digraph), in the Dutch language See also Latin alphabet#Medieval and later developments Congregation of the Holy Infant Jesus Immigration judge (United States), a Department of Justice official who administers removal proceedings of aliens Infinite Jest, a novel by David Foster Wallace Institute for Justice, a United States non-profit libertarian public interest law firm Inspectioneering Journal, a chemical and refining industry trade journal focusing on mechanical integrity Impractical Jokers, an American hidden camera reality prank television series Great Wall Airlines (IATA: IJ), a former Shanghai-based airline Spring Japan (IATA: IJ), a current Japanese airline
See also IJK (disambiguation)