YSG
| Acronym | Definition |
|---|---|
| YSG | Yellow Shirt Guy |
| YSG | Young Solicitors Group (now Junior Lawyers Division of the Law Society; London, England, UK) |
| YSG | Yale Security Group (various locations) |
| YSG | Yoko-Shiho-Gatame (martial arts) |
| YSG | You're So Gay |
| YSG | Yokohama Shakespeare Group (Japan) |
| YSG | Young Shannon Gold Mines, Limited |
| YSG | Youth Strategy Group |