GSSL
| Acronym | Definition |
|---|---|
| GSSL | Greater Seattle Soccer League (Seattle, WA) |
| GSSL | Golden State Soccer League (California) |
| GSSL | Geometric Software Solutions Co. Ltd. |
| GSSL | Geological Society of Sri Lanka (est. 1983) |
| GSSL | Gospel Star Search Live |
| GSSL | Gami Sewa Sevana Ltd (Sri Lanka) |