EKU
| Acronym | Definition |
|---|---|
| EKU | Eastern Kentucky University |
| EKU | Extended Key Usage (digital certificates) |
| EKU | Extended Key Usage |
| EKU | Enhanced Key Usage |
| EKU | Earliest Known Use (philatelic designation) |
| EKU | European Karate Union |
| EKU | Eberhard-Karls-Universität (University At Tübingen, Germany) |
| EKU | Eura Kauttuan Urheilijat (Finnish: Eura-Kauttuan Athletes) |