We have five regions under the Catholic diocese of Abakaliki and each region is made up smaller group of catholic communities known as deaneries headed by the deans. Here are the deaneries under Abakaliki diocese and their deans.
| S/N | Names of the Deans | Deaneries |
| 1 | Rev Fr. Livinus Nwekee | Abakaliki |
| 2 | Rev. Fr. James Agu | Amachi |
| 3 | ——————————- | Effium |
| 4 | Rev. Fr. Malachy Arinze Nkannebe (HFFBY) | Ezzagu |
| 5 | Rev. Fr. Dr. Felix Onwukike | Iboko |
| 6 | Rev. Fr. Benneth Agbo | Ikwo |
| 7 | Rev. Fr. Samuel Okorie | Ishieke |
| 8 | Rev. Fr. Leonard Okorie | Ishielu |
| 9 | Rev. Fr. Peter Aneke | Izo Imoha |
| 10 | Rev. Fr. Philemon Okoro | Ngbo/Izhia |
| 11 | Rev. Fr. Johnpaul Eselu | Nkwegu |
| 12 | Rev. Fr. Livinus Obijiofor | Nwofe |
| 13 | Rev. Fr. Dr. Cornelius Chukwu | Onueke |
| 14 | Rev. Fr. Dr. Simon Acha | Afikpo |
| 15 | Rev. Fr. Tobi Martin | Edda |
| 16 | Rev. Fr. Godwin Oluoha | Ishiagu |
| 17 | Rev. Fr. Andrew Okereke | Ohaozara |