NIST International School is an international school located in the Watthana District of Bangkok, Thailand. It was established in 1992 with support and guidance from the Bangkok-based branch of the United Nations.

NIST is accredited by the Council of International Schools (CIS), the New England Association of Schools and Colleges (NEASC) since 1998 and the Office for National Education Standards and Quality Assessment (ONESQA). It was the first school in Thailand to receive triple accreditation. Additionally, NIST is a member of the East Asia Regional Council of Overseas Schools^[9] and the International Schools Association of Thailand.^[10]

Several organizations and programs are based on NIST's campus, including master's programs for University at Buffalo, The State University of New York^[11] and The College of New Jersey,^[12] the Professional Learning Hub,^[13] and the JUMP! Foundation's Global Leadership Center.^[14] NIST is also the home of Top Flight Basketball Academy, run by ex-NBA player Ike Nwankwo, and Chelsea F.C. International Development Centre Bangkok.^[15]