YU
| Acronym | Definition |
|---|---|
| YU | York University (Canada) |
| YU | Yugoslavia (ISO Country Identifier) |
| YU | Yeshiva University (New York, NY, USA; founded 1886) |
| YU | Yale University |
| YU | Yusuke Urameshi (anime) |
| YU | Yarmouk University (Jordan) |
| YU | Yeditepe University (Istanbul, Turkey) |
| YU | Serbia and Montenegro Federal Republic (the former Yugoslavia) |