SJG
| Acronym | Definition |
|---|---|
| SJG | Steve Jackson Games |
| SJG | South Jersey Gas |
| SJG | Stephen Jay Gould (scientist) |
| SJG | Spelman & Johnson Group (Easthampton, MA) |
| SJG | Sunset Jamaica Grande (resort; Ocho Rios, Jamaica) |
| SJG | Scottish Journal of Geology (est. 1965) |
| SJG | Specialist Joinery Group (UK) |