Naresuan University (NU) is a government university in Phitsanulok Province, northern Thailand. It was established as a separate university on 29 July 1990, the 400th anniversary of the start of the reign of Phitsanulok-born King Naresuan the Great. The university has about 20,000 full-time students. In September 2006, Naresuan University was ranked as “Very Good” in a study conducted on Thai universities by the Commission on Higher Education and 5th in the uniRank 2017 Thai University Ranking.