ZJ
# ZJ

ZJ or zJ may refer to:

* ZJ theorem, a mathematical theorem proven by George Glauberman
* Jeep Grand Cherokee (ZJ), an automobile style used in the Jeep Grand Cherokee and the Jeep Grand Wagoneer
* Zambezi Airlines (IATA airline designator )
* Zeptojoule (zJ), an SI unit of energy
* Zettajoule (ZJ), an SI unit of energy
* Zhejiang, a province of China (Guobiao abbreviation ZJ)
