Trizer Dale Dajuya Mansueto, is a Filipino historian. He is a graduate of B.A. History and obtained his Master of Arts in History from Silliman University, Dumaguete City, Philippines. An author of several books, he is also involved in museums, translation and teaching. He contributes stories to Cebu Daily News and the Philippine Daily Inquirer (both under the ). Mansueto acted as researcher and was later commissioned to write The History of Danao City of the Cebu Provincial History Project contracted by the Province of Cebu which is still to be released. He lives in Bantayan, Cebu.