| Acronym | Definition |
|---|
| UFC | Ultimate Fighting Championship |
| UFC | Universidade Federal do Ceará (Brazilian University) |
| UFC | Unified Facilities Criteria |
| UFC | Union Fédérale des Consommateurs (French: Federal Union of Consumers) |
| UFC | Université de Franche-Comté (French: University of Franche-Comté) |
| UFC | Uniting for Consensus |
| UFC | Ultimate Football Challenge |
| UFC | University Fitness Center (various locations) |
| UFC | Uniform Fire Code |
| UFC | Urinary Free Cortisol (hormone) |
| UFC | Uniform Freight Classification |
| UFC | University Foundation Course (various locations) |
| UFC | Under Five Children |
| UFC | Ultimate Fighting Competition (mixed martial arts competition) |
| UFC | Unité Formant Colonie (French: Colony Forming Unit; biology) |
| UFC | Universities Funding Council (UK) |
| UFC | Universal Forum of Cultures (international cultural event) |
| UFC | United Facilities Criteria |
| UFC | Utah Film Commission |
| UFC | Urban Forestry Center (est. 1976; New Hampshire) |
| UFC | Union des Fabricants de Contreplaqué (French: Union of Plywood Manufacturers) |
| UFC | United Forms Corporation (Neodesha, KS) |
| UFC | Ultimate Fantasy Commissioner (basketball) |
| UFC | USACE Finance Center |
| UFC | User Friendly Consulting |
| UFC | Up Front Controller |
| UFC | United Financial Corporation (Canada) |
| UFC | Unified Fuel Control |
| UFC | Unit Funded Cost |
| UFC | Unidad de Farmacocinética Clínica (Spain) |
| UFC | Ukrainian Fruit Company (Ukraine) |
| UFC | United Fan Convention |
| UFC | United Family Circulation |
| UFC | Upwards Flow Clarifier |
| UFC | Ujpest Football Club (Hungary) |