NHN
| Acronym | Definition |
|---|---|
| NHN | Noord-Holland Noord (Dutch: North North-Holland) |
| NHN | New Hampton (Amtrak station code; New Hampton, NH) |
| NHN | Neighbors Helping Neighbors |
| NHN | Natural Horse Network (Longmont, CO) |
| NHN | NAVAIR Headquarters Network |
| NHN | Nashua North (Nashua, New Hampshire) |
| NHN | Not Here Now |
| NHN | Nth Differential Height Maneuver |