| Acronym | Definition |
|---|
| JOC | Journal of Commerce |
| JOC | Japanese Olympic Committee |
| JOC | Jars of Clay (band) |
| JOC | Juventud Obrera Cristiana (Spanish: Young Christian Workers) |
| JOC | Joint Operations Center |
| JOC | Jazz Orchestra of the Concertgebouw (Netherlands) |
| JOC | Journal on Computing (various organizations) |
| JOC | Junior Original Concert (Yamaha music school) |
| JOC | Java Open Community |
| JOC | Job Order Contract |
| JOC | Joseph Oat Corporation (Camden, NJ) |
| JOC | Joint Operations Command (Zimbabwe) |
| JOC | Juilliard Opera Center (New York) |
| JOC | Journal of Combinatorics (International Press) |
| JOC | Journal of Organic Chemistry |
| JOC | Joint Operating Concept (US DoD) |
| JOC | Jeunesse Ouvriere Catholique (French) |
| JOC | Joint Operations Cell (cybercrime-fighting unit, UK) |
| JOC | Joy of Connecting (Smyrna, GA) |
| JOC | Justice on Campus |
| JOC | Java Outlook Connector (software) |
| JOC | Journal of Oncology |
| JOC | Jet Orientation Course (aka Jet Operations Course) |
| JOC | Judgment of Conviction |
| JOC | Chief Journalist (Naval Rating) |
| JOC | Jack of Clubs |
| JOC | Java Object Cache |
| JOC | Jet Operations Course (aka Jet Orientation Course) |
| JOC | Joint Operations Control |
| JOC | Jago Owners Club (automobile club; UK) |
| JOC | Jail Oversight Commission |
| JOC | Jeunesse Ouvrière Christians (Young Christian Workers) |
| JOC | Junior Officers' Council |