MRWC
| Acronym | Definition |
|---|---|
| MRWC | Merrimack River Watershed Council (Lowell, MA) |
| MRWC | Moorcroft Racehorse Welfare Centre (Slinfold, England, UK) |
| MRWC | Microwaves, Radar, and Wireless Communications (Conference) |
| MRWC | Margaret River Wine Club (Australia) |
| MRWC | Main Rural Workers Coalition (farmworkers) |