1. Dāthānāga Thera.-Resident of the Sumangalaparivena of the Mahāvihāra. At his request Buddhaghosa wrote the Sumangalavilāsinī. DA.ii.780 (Hewavitame Bequest Series).
2. Dāthānāga Thera.-A forest-dwelling monk in the time of Mahinda IV. The king made use of his services in recitals of the Abhidhamma. Cv.liv.36.
3. Dāthānāga Thera.-A monk of Ceylon, author of the Niruttisāramańjūsā. Svd.1241; but see Bode: p.29.