| Archdiocese of Luanda|
Joaquim Ferreira Lopes
| Catedral Sé Catedral de São Francisco de Assis|June 6, 2007: Established as Diocese of Viana from the Metropolitan Archdiocese of Luanda
Bishops of Viana (Roman rite)
Bishop Joaquim Ferreira Lopes, O.F.M. Cap since June 6, 2007
Roman Catholic Diocese of Viana, Angola Wikipedia
The Roman Catholic Diocese of Viana (Latin: Dioecesis Viananensis) is a diocese located in the city of Viana in the Ecclesiastical province of Luanda in Angola.