UST, also known as the University of Santo Tomas, is a private Roman Catholic university located in Sampaloc, Manila. It was founded on 28 April 1611, by Miguel de Benavides, Archbishop of Manila, to be the oldest extant university charter in the Philippines and Asia. It has the largest Catholic enrollment in the world on one campus, which makes it one of the world’s largest Catholic universities. charter in the Philippines and Asia. It has the largest Catholic enrollment in the world on one campus, which makes it one of the world’s largest Catholic universities.