- YJA stands for Yanamuna Jiye Abhiyan (Indian environmental organization)
- YJA stands for Young Jains of America
- YJA stands for Jasper, Alberta, Canada (Airport Code)
- YJA stands for Youth Justice Agency (UK)
- YJA stands for Yamanashi Jewelry Association (Japan)
- YJA stands for Youth Justice Association (Columbia Law School; Columbia University; New York, NY)
YJA