| Acronym | Definition |
|---|
| SJU➣Saint Joseph's University |
| SJU➣St. John's University |
| SJU➣St Jerome's University (California) |
| SJU➣San Juan, PR, USA - Luis Munoz Marin International (Airport Code) |
| SJU➣SESAR (Single European Sky ATM (Air Traffic Management) Research) Joint Undertaking (European air traffic control) |