DUO
| Acronym | Definition |
|---|---|
| DUO | Dienst Uitvoering Onderwijs (Dutch: Office of Education) |
| DUO | Do unto Others |
| DUO | Deutsch-Uni Online (German learning webportal) |
| DUO | Dance Umbrella of Ontario |
| DUO | Dark Universe Observatory |
| DUO | Dialogue Under Occupation |
| DUO | Datatron Users Organization |
| DUO | Decision Unit Overview |