ESSU
| Acronym | Definition |
|---|---|
| ESSU | Eastern Samar State University (Borongan, Philippines) |
| ESSU | Essential Skills Support Unit (Hampshire, UK) |
| ESSU | English Smallbore Shooting Union |
| ESSU | Education Sector Strategy Update (World Bank) |
| ESSU | Electric Shaver Supply Unit |
| ESSU | Explorer Sea Scout Unit |