UIG
| Acronym | Definition |
|---|---|
| UIG | User Information Group |
| UIG | Uighur (ISO language code, aka UG) |
| UIG | Universal Industrial Gases, Inc. (Easton, PA) |
| UIG | Utility Industry Group |
| UIG | Union Industrielle Genevoise (French: Industrial Union Genevoise) |
| UIG | United Industries Group |
| UIG | Université des Industries Graphiques (French: University of Graphic Industries; France) |
| UIG | Underground Injection Control |