UNSA
| Acronym | Definition |
|---|---|
| UNSA | Union Nationale des Syndicats Autonomes (French: National Union of Autonomous Trade Unions) |
| UNSA | University of Nice Sophia Antipolis (France) |
| UNSA | Universidad Nacional de San Agustin de Arequipa (Spanish: National University of Saint Augustine in Arequipa; Arequipa, Peru) |
| UNSA | United Nations Students Association |
| UNSA | Universidad Nacional San Augustin (Spanish: National University of San Augustin; Peru) |
| UNSA | United Nations Student Alliance |