A monk of Ceylon. He lived in the Kolita-vihāra, while his elder brother, Dattābhaya, lived in the Potaliya-vihāra. Once Tissa fell ill and, sending for his brother, asked for a brief formula for meditation. Dattābhaya recommended meditation on kabalinkāhāra and Tissa soon became an arahant (AA.i.243). His teacher was Mahātipitakatthera. Sp.iii.695.