Abiriba pronounced [/E`biriba`/]// ⓘ is an ancient Enuda kingdom in Abia State, in southeastern Nigeria, traditionally an Igbo speaking region.

[2] At Ekoi, constant disputes between the seven families under Ukpaghiri prompted the clan to move to Ena and finally to Akpa.

This is due to the fact that the succession to the throne of the Enachioken is by hereditary which is made up of the three royal compounds, that is, the ruling houses in the Abiriba Kingdom.

The tree is both symbolic and spiritual and many believe that in the event of its fall, water from Okpu Achi would engulf the entire Abiriba land.

The age grade with its unique features was introduced in the community such that in the contemporary time, the traditional institution had become the backbone behind probably all the developments in Abiriba.