YSN
| Acronym | Definition |
|---|---|
| YSN | Yale School of Nursing |
| YSN | Young Scientists Network (National Center for Earth-Surface Dynamics; University of Minnesota) |
| YSN | Salmon Arm, British Columbia, Canada (Airport Code) |
| YSN | Youth Sports Network |
| YSN | Youth Services Network (Kettering, OH, USA) |
| YSN | Youth Solidarity Network (US and Palestine) |
| YSN | Yamaguchi Information Super Network (Japan) |