| Term | Full Form | Category |
|---|---|---|
| JAK | Janus Activated Kinase | Others |
| JAK | Janus kinase | Others |
| JAK | Jasmine Ashraf Khan | Others |
| JAK | Java API for KML | Others |
| JAK | Jaxon Alexander Kelley | Others |
| JAK | Jayne Ann Krentz | Others |
| JAK | Jazakom Allah Khairan | Others |
| JAK | Jazakom Allaho Khairan | Others |
| JAK | Joey Aussie Kangaroo | Others |
| JAK | Jord Arbete Kapital | Others |
| JAK | Journalists Association of Korea | Others |
| JAK | Just Another Kinase | Others |