| Acronym | Definition |
|---|
| UCB | Universidad Catolica Boliviana (Spanish; Bolivian Catholic University; Bolivia) |
| UCB | University of California, Berkeley |
| UCB | Upright Citizens Brigade |
| UCB | University of Colorado, Boulder |
| UCB | Universidade Católica de Brasilia (Brazil) |
| UCB | Umwelt-Campus Birkenfeld (Germany) |
| UCB | United Christian Broadcasters |
| UCB | United Colors of Benetton |
| UCB | Universal Cable Module |
| UCB | United California Bank |
| UCB | United Colors of Benetton (fashion brand) |
| UCB | United Cricket Board |
| UCB | Unit Control Block |
| UCB | Union Chimique Belge (French; biopharmaceutical manufacturer; Brussels, Belgium) |
| UCB | Union de Crédit pour le Bâtiment (Belgium) |
| UCB | Unemployment Compensation Benefits |
| UCB | University College of Belize |
| UCB | Upper Confidence Bound |
| UCB | United Carolina Bank |
| UCB | University Centre Barnsley (UK) |
| UCB | Unit Code Browser |
| UCB | Universal Chess Board |
| UCB | Universal Commercial Bank |
| UCB | Ultraviolet Coronal Berkeley |
| UCB | Universidade Castello Branco (Castello Branco University, Rio de Janeiro, Brazil) |