The Most Venerable Bhaddanta Āciṇṇa Mahāthēra, more commonly referred to as the Pa-Auk Sayadaw, is a Theravāda monk, meditation teacher and the abbot of the Pa-Auk Forest Monastery in Mawlamyine.
Sayadaw was ordained as a novice in 1944 and fully ordined in 1954. He became a forest monk, and developed a set of meditation methods often called the "Pa-Auk Method".