Michael Lim Tan (born 1952) is a Filipino medical anthropologist, veterinarian, and writer who is currently a professor at the University of the Philippines Diliman (UP Diliman) College of Social Sciences and Philosophy. Tan served as the chancellor of UP Diliman from 2014 to 2020. Prior to his appointment as UPD chancellor, Tan was already well known for his work among non-governmental organizations in the Philippines, and for his column Pinoy Kasi, which appears twice a week in the Philippine Daily Inquirer.