The 2017 UST Growling Tigers men's basketball team represented University of Santo Tomas in the 80th season of the University Athletic Association of the Philippines. The men's basketball tournament for the school year 2017–18 began on September 9, 2017 and the host school for the season was Far Eastern University. The Tigers finished eighth and last at the end of the double round-robin eliminations for the second straight year. The team went on a 17-game losing streak that dated back from Season 79, winning only their last assignment to save themselves from having a winless season.