UKK
| Acronym | Definition |
|---|---|
| UKK | Usein Kysytyt Kysymykset (Finnish: Frequently Asked Questions) |
| UKK | Urho Kaleva Kekkonen (president of Finland from 1956 to 1982) |
| UKK | Ust-Kamenogorsk Kazakhstan (airport code) |
| UKK | Upaya Kesehatan Kerja (Indonesian: Occupational Health Effort; Ministry of Health) |
| UKK | Ultimate Kombat Kodes (Mortal Kombat) |
| UKK | Universal Kenpo Karate (various locations) |