The Roman Catholic Diocese of Wa (Latin: Vaën(sis)) is a diocese located in the city of Wa in the ecclesiastical province of Tamale in Ghana.

• November 3, 1959: Established as the Diocese of Wa from the Diocese of Tamale

The Cathedral is St. Andrew’s Cathedral in Wa. St Cecilia's Parish At Wa Sombo Our Lady Fatima At Wapaani St Benedict At Konta/School For The Deaf

Bishops of Wa

• Bishop Peter Poreku Dery (1960.03.16 – 1974.11.18), appointed Bishop of Tamale; future Archbishop and Cardinal
• Bishop Gregory Eebolawola Kpiebaya (1974.11.18 – 1994.03.26), appointed Archbishop of Tamale
• Bishop Paul Bemile (1994.12.19 - 2016.02.17)
• Bishop Richard Baawobr (2016.02.17 - 2022.11.27), made a cardinal in August 2022

• Roman Catholicism in Ghana

• GCatholic.org
• Catholic Hierarchy

10°03′42″N 2°30′02″W / 10.0618°N 2.5005°W / 10.0618; -2.5005