NISRA
| Acronym | Definition |
|---|---|
| NISRA | Northern Ireland Statistics and Research Agency |
| NISRA | Northern Illinois Special Recreation Association (Crystal Lake, IL, USA) |
| NISRA | National Intercollegiate Squash Racquet Association |
| NISRA | Naval Investigative Service Resident Agent |
| NISRA | Northern Illinois Street Rod Association (Elgin, IL, USA) |