Karagoda Uyangoda Maithri Murthy Thero (born 1 October 1948) is a Sri Lankan Buddhist monk who is the present Mahanayaka Thero of the Sri Lanka Amarapura Nikāya. He has been appointed as the 5th supreme Mahanayaka Thero of Sri Lanka Amarapura Nikaya on 10 March 2025. Sri Lankan President Anura Dissanayake presented him with the "Sannas Pathra" in a formal ceremony held in Colombo.
He was the chief incumbent of the Balangoda Sri Dharmananda Vidyayathana Pirivena and the Mahanayake of the Rassagala Vihara Parsava of Amarapura Nikaya, before being appointed as the Mahanayaka of Amarapura Maha Sangha Sabha. Karagoda Uyangoda Maithri Murthy Mahanayaka Thero was born on 1 October 1948, in Kamburupitiya, Matara District, and entered the monastic life in 1962 under the guidance of Balangoda Ananda Maitreya Thero.