RSMI
| Acronym | Definition |
|---|---|
| RSMI | Regimental Sergeant Major Instructor |
| RSMI | Rory Synoground Ministries International (Austin, MN) |
| RSMI | Radio San Marino International (radio show; San Marino) |
| RSMI | Romanian Society for Medical Informatics (Timisoara, Romania) |
| RSMI | Resource Systems Management International, Inc. (Canada) |