| Acronym | Definition |
|---|
| ECSR | European Committee of Social Rights |
| ECSR | Electronic Customer Support Representative |
| ECSR | European Consortium for Sociological Research |
| ECSR | École de Conduite Sécurité Routière (French driving school) |
| ECSR | Environmental Coordination Services and Recycling (various locations) |
| ECSR | Enseignement Conduite Sécurité Routière (French driving school) |
| ECSR | Environmental Corporate Social Responsibility |
| ECSR | Enhanced Commercial Security Requirements |
| ECSR | Électricité, Climatisation, Solaire, Renouvelable (French: Electricity, Air Conditioning, Solar, Renewable) |
| ECSR | Economic, Cultural and Social Rights |
| ECSR | Electronic Claims Service Record |
| ECSR | Enabling Christians Serving Refugees (UK) |