- YCU stands for Your Community in Unity (Brigham City, UT)
- YCU stands for Yokohama City University (Japan)
- YCU stands for Aircraft Transportation Lighter (US Navy)
- YCU stands for Yacht Club Uruguayo
- YCU stands for Yacht-Club Utting (Utting, Germany)
- YCU stands for Young Caribbean United (Rotterdam, Netherlands)
YCU