| Acronym | Definition |
|---|
| NIBA | National Insurance Brokers Association (Australia; established 1982) |
| NIBA | Northern Ireland Bowling Association (UK) |
| NIBA | Northern Illinois Beekeepers Association |
| NIBA | National Introducing Brokers Association (est. 1991) |
| NIBA | Natal Inland Bowling Association (Scottsville, South Africa) |
| NIBA | Neurologia Infantil Buenos Aires (Spanish: Child Neurology Buenos Aires; Buenos Aires, Argentina) |
| NIBA | National Industrial Belting Association |
| NIBA | Northwest Indian Bar Association |
| NIBA | Nederlands Instituut Buenos Aires (Dutch: Dutch Institute of Buenos Aires; Buenos Aires, Argentina) |
| NIBA | National Investment Bankers Association |
| NIBA | Norwegian-Irish Business Association |
| NIBA | North of Ireland Bands Association (UK) |
| NIBA | Network Integrated Biological Alliance |
| NIBA | National Indian Business Association, Inc. |
