Nath Gunawardena graduated from the Faculty of Law of General Sir John Kotelawala Defence University in 2019 with a Bachelor of Laws (Hons). Prior to joining the Faculty of Law of the University of Colombo, he completed a research internship at Verité Research, taught International Advanced Level (IAL) Law at S. Thomas’ College Mount Lavinia, and served as an Assistant Lecturer at the Legal Studies Unit of the University of Sri Jayewardenepura.
He joined the Faculty of Law of the University of Colombo in 2022 and is currently a Lecturer (Probationary) attached to the Department of Private and Comparative Law.