GLLC
| Acronym | Definition |
|---|---|
| GLLC | Gulf Latin America Leaders Council (economic development) |
| GLLC | Gay and Lesbian Leadership Council |
| GLLC | Great Lakes Lotus Club (car club; Michigan) |
| GLLC | Global Living Learning Community (various locations) |
| GLLC | Great Lakes Land Cruisers (Michigan) |
| GLLC | Group of Logic, Language and Computation (computer science; King's College; London, England, UK) |