ICRB
| Acronym | Definition |
|---|---|
| ICRB | Indiana Compensation Rating Bureau (insurance) |
| ICRB | International Classification of Retinoblastoma (oncology) |
| ICRB | Internal Civil Rights Branch |
| ICRB | Internal Change Review Board |
| ICRB | Intercultural Resource Bureau (Internet company) |
| ICRB | Immune Complex Red Cell Binding |