HNM
| Acronym | Definition |
|---|---|
| HNM | Happy New Month |
| HNM | Home Network Manager |
| HNM | Hungarian National Museum (Budapest, Hungary) |
| HNM | Holy Name of Mary (various organizations) |
| HNM | Harris Network Management (Harris Communications) |
| HNM | Hyper Notorious Monster (Final Fantasy gaming) |
| HNM | High-level Notorious Monster (Final Fantasy gaming) |
| HNM | Housing Needs Manager (UK) |