EJ

EJ can mean:
* exajoule, an SI unit of energy equal to 10¹⁸ joules
* Electronic Journalism, an old name for electronic news gathering
* Elton John
* Eric Johnson
* Republic of Ireland, the ITU prefix for radio operators on its coastal islands
* The IATA code for New England Airlines
* EJ Holden, An early Holden car
* External jugular vein
* EJ Wells, a fictional character from the soap opera "Days of our Lives".
* The Economic Journal, the journal of the Royal Economic Society
* eJay, a music software program
* Ernie Johnson, Jr., a sports broadcaster for Turner Network Television
* E. James Tull, a shipbuilder from Pocomoke City, Maryland