MSPB
| Acronym | Definition |
|---|---|
| MSPB | Merit Systems Protection Board |
| MSPB | Mississippi Soybean Promotion Board |
| MSPB | Midlothian Scottish Pipe Band (Chicago, IL) |
| MSPB | Meningitis and Special Pathogens Branch (Centers for Disease Control) |
| MSPB | Major Surface Protein B (microbiology) |