- YSAC stands for You Suck at Cooking (YouTube channel)
- YSAC stands for You Suck at Craigslist (website)
- YSAC stands for Youth Solvent Addiction Committee (Canada)
- YSAC stands for Yaw Stability Augmentation Computer (aerospace)
- YSAC stands for Youth Services Advisory Committee
- YSAC stands for Yale Student Activities Committee (Yale University; New Haven, CT)
YSAC