Ein Mönch of Vesālī. In settling a dispute bezüglich the estate of sein lay-supporter, he was accused of partisanship by one of the parties concerned und was reported to Ananda. The case went up before Upāli, who decided in favour of Ajjuka (Vin.iii.66-7), und was commended by der Buddha for this decision. ThagA.i.370; AA.i.172.