NJO
| Acronym | Definition |
|---|---|
| NJO | New Jedi Order |
| NJO | New Jersey Online |
| NJO | Nashville Jazz Orchestra (Nashville, TN) |
| NJO | Nationaal Jeugd Orkest (Dutch: National Youth Orchestra) |
| NJO | New Jungle Orchestra (est. 1980) |
| NJO | Nebraska Jazz Orchestra (est. 1975; Lincoln, NE) |
| NJO | Not Just Ourselves (Irving Bible Church) |