MTRF
| Acronym | Definition |
|---|---|
| MTRF | Marlow Town Regatta and Festival (UK) |
| MTRF | Minority Trainee Research Forum (various locations) |
| MTRF | Monday, Tuesday, Thursday and Friday |
| MTRF | Minneapolis Teachers Retirement Fund |
| MTRF | Mezhgorie Team Rage Fever (gaming) |
| MTRF | Module Test and Repair Facility |
| MTRF | Moment Tensor Rate Function (seismology) |
| MTRF | Mean Time to Repair Failures |