Prem Tinsulanonda International School (Thai: โรงเรียนนานาชาติเปรม ติณสูลานนท์, RTGS: Rong Rian Nana Chat Prem Tinnasulanon) is an EY1 - Grade 12 international boarding and day school for boys and girls aged 3 – 19. The school opened in August 2001 in Chiang Mai, Thailand and is a key part of the Traidhos Three-Generation Community for Learning, designed and created by Thai architect and artist, ML Tridhosyuth Devakul. The school is on a 100-acre campus, and has approximately 500 students coming from over 31 countries.