| Jurisdiction: | Diocese |
| Arua | |
| Latin: | Dioecesis Aruaensis |
| Country: |  Uganda |
| Metropolitan: | Gulu |
| Rite: | Latin Rite |
| Cathedral: | Basilica of the Blessed Virgin Mary, Lodonga |
| Area Km2: | 10,561 |
| Population: | 1,650,275 |
| Population As Of: | 2006 |
| Catholics: | 670,000 |
| Catholics Percent: | 40.6 |
| Bishop: | Sabino Ocan Odoki |
The Roman Catholic Diocese of Arua (la|Aruaën(sis)) is a diocese located in the city of Arua in the ecclesiastical province of Gulu in Uganda. Following the resignation of Bishop Frederick Drandua, on 19 August 2009, Pope Benedict XVI appointed the Sabino Ocan Odoki, Auxiliary Bishop of the Catholic Archdiocese of Gulu, as Apostolic Administrator of the Diocese of Arua, until a substantive bishop is appointed.[1] On October 20, 2010 he was named ordinary Bishop.