INJ
| Acronym | Definition |
|---|---|
| INJ | Injection |
| INJ | Injury |
| INJ | Injunction |
| INJ | Instituto Nacional de la Juventud (Spanish: National Institute of Youth; Venezuela) |
| INJ | Irish Network Japan (est. 1987; Tokyo, Japan) |
| INJ | International Nonwovens Journal (Technical Association of the Pulp and Paper Industry) |
| INJ | In Nomine Jesu (Latin: in the name of Jesus) |
| INJ | Indra Narayan Jain (business school; India) |