GIIS is an abbreviation for:
- Global Indian International School Singapore
- Graduate Institute of Development Studies, absorbed in 2008 into the Graduate Institute of International and Development Studies or Institut de hautes études internationales et du développement, in Geneva, Switzerland
This disambiguation page lists articles about schools, colleges, or other educational institutions which are associated with the same title. If an internal link led you here, you may wish to change the link to point directly to the intended article.