| Jurisdiction: | Diocese |
| Ouesso | |
| Latin: | Dioecesis Uessitana |
| Country: | Republic of the Congo |
| Province: | Owando |
| Area Km2: | 55,795 |
| Population As Of: | 2004 |
| Catholics: | 25,000 |
| Catholics Percent: | 38.1 |
| Denomination: | Roman Catholic |
| Rite: | Roman Rite |
| Established: | June 6, 1983 (years ago) |
| Cathedral: | Cathedral of Saint Peter Claver |
| Bishop: | Gélase Armel Kema Bishop of Ouesso |
| Emeritus Bishops: | Hervé Itoua Yves Marie Monot, C.S.Sp. |
The Roman Catholic Diocese of Ouesso (la|Dioecesis Uessitana) is a diocese located in the city of Ouésso in the ecclesiastical province of Owando in the Republic of the Congo. The current bishop is Gélase Armel Kema[1]
The diocese of Ouesso was established from the Diocese of Owando on June 6, 1983. Its first bishop was Hervé Itoua.[1]
In 2004, the diocese had six secular priests and three religious priests. There were three male religious, and eighteen female religious. The diocese had 28 parishes.[1]