| Acronym | Definition |
|---|
| OLG➣Oberlandesgericht (German Court) |
| OLG➣Ontario Lottery and Gaming Corporation (Ontario, Canada) |
| OLG➣on Line Gaming |
| OLG➣Our Lady of Guadalupe (Catholic church; various locations) |
| OLG➣Office of Local Government |
| OLG➣Open Learning Group (est. 1997; South Africa) |
| OLG➣Our Lady of the Garden |