SCIO
| Acronym | Definition |
|---|---|
| SCIO | Subsystem Computer Input Output |
| SCIO | Spinal Cord Injury Ontario (advocacy; Ontario, Canada) |
| SCIO | State Chief Information Officer (various states) |
| SCIO | Scottish Charitable Incorporated Organisation (legal designation; Scotland, UK) |
| SCIO | Sudan Catholic Information Office (Nairobi, Kenya) |
| SCIO | Staffordshire & Stoke-on-Trent Consortium of Infrastructure Organisations (UK) |
| SCIO | State Council Informatization Office (China) |
| SCIO | Staff Counterintelligence Officer |