IUK
| Acronym | Definition |
|---|---|
| IUK | Informations Und Kommunikationstechnik (German) |
| IUK | International University of Kagoshima (Japan) |
| IUK | Indiana University Kokomo |
| IUK | Internet United Kingdom |
| IUK | Information und Kommunikation (German: Information and Communication) |
| IUK | International University of Kyrgyzstan |
| IUK | Initiativkreis Umfassende Kieferorthopädie (German: Initiative Comprehensive Orthodontics; Berlin, Germany) |
| IUK | Ihi (Ishikawajima-Harima Heavy Industries) Unyo Kikai (Japan) |
| IUK | Inactive Urinary Kallikrein |