A monk of Sri Lanka, pupil of Sāriputta Thera.

Numerous works are assigned to him, among them Commentaries on the various books of grammar: the Sambandhacintā-ṭīkā, the Subodhālaṅkāra-ṭīkā, and the Vuttodayavivaraṇa.

He also wrote the Sumaṅgalapasādanī on the Khuddasikkhā and a commentary on the Moggallānavyākarana (P.L.C. 204).

He seems also to have written the Pāḷi Thūpavaṃsa and several books in Singhalese. P.L.C.217; also Gv.62, 71.