| Acronym | Definition |
|---|
| NJI➣National Judicial Institute (Ottawa, Ontario, Canada) |
| NJI➣Nederlands Jeugd Instituut (Dutch: Netherlands Youth Institute) |
| NJI➣New Jubilee Insurance Company Limited (Karachi, Pakistan) |
| NJI➣National Jewelry Institute (Pittsburgh, PA) |
| NJI➣Neighborhood Jobs Initiative |
| NJI➣New Jersey Institute for Training in Psychoanalysis |