UNB
| Acronym | Definition |
|---|---|
| UNB | University of New Brunswick |
| UNB | Universidade de Brasília (University of Brasilia) |
| UNB | United News of Bangladesh (news agency) |
| UNB | Unbuffered |
| UNB | Unclassified News Board |
| UNB | United National Bank (various locations) |
| UNB | Université Nationale du Bénin (French: National University of Benin; est. 1962) |
| UNB | Upper Newport Bay (estuary; California) |
| UNB | Ultra Narrowband (modulation) |
| UNB | Unified North Bridge (computing) |