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