SEMO
| Acronym | Definition |
|---|---|
| SEMO | Southeast Missouri State University |
| SEMO | State Emergency Management Office |
| SEMO | Selma to Montgomery National Historic Trail (US National Park Service) |
| SEMO | Strengthening Education in Mangere and Otara (New Zealand) |
| SEMO | Search Engine Marketing Optimization |
| SEMO | Single Electricity Market Operator (Ireland and UK) |
| SEMO | Supply and Equipment Management Officer |