OSUG
| Acronym | Definition |
|---|---|
| OSUG | Open Solaris User Group |
| OSUG | Observatoire des Sciences de l'Univers de Grenoble (French: Grenoble Observatory for Science and the Universe) |
| OSUG | Orquesta Sinfónica de la Universidad de Guanajuato (Spanish: University of Guanajuato Symphony Orchestra; Guanajuato, Mexico) |