One of the four monks who accompanied Chapaṭa (s.v. Saddhammajotipāla) to Sri Lanka. These monks later became the founders of the Sīhalasaṅgha in Burma. Later, at one of the festivals of King Narapati, Rāhula fell in love with an actress and went with her to Malayadīpa, where he taught the king the Khuddasikkhā and its Commentary. With the money given to him by the king he became a layman. Sās. 65; Bode, op.cit., 23 f.