1 - Historical notes :
20.05.1913 : Apostolic Prefecture of Bahr el Ghazal detached from the Ap. Vicariate of Central Africa.
13.06.1917 : Apostolic Vicariate of Bahr el Ghazal
26.05.1961 : Apostolic Vicariate of Wau
12.12.1974 : Diocese of Wau, suffragan of Juba

2 - Extent : The Diocese of Wau comprises two States : West Bahr el Ghazal (two provinces Wau and Raja) and Norh Barh-el-Ghazal (two provinces Aweil and Ariath) and two provinces (Grogrial and Turalei) of Warap State.
Pastoral situation : By a written understanding the communities beyond our reach are entrusted to the Ordinary of Rumbek ; we support with personnel and other resources according to availability. Practically the following areas are under the care of Rumbek Ordinary : North Bahr et Ghazal State (except for Aweil Town and along the railway) ; the provinces of Grogrial, Turalei and Apuk of Warap State ; all communities living 15-20 miles from Wau.
Area : 150.000 sq. km. - Population : 2.7 million.
Catholics : 30 % - Moslems 3 % - Anglicans and other Christian 1% - Animists : 66 %

3 - Ordinary. H.E. Rudolph Deng Majak, born at Akwac (Wau) 01.11.1946 ; ordained Priest 20.11.1970 ; appointed Ap. Administrator of Wau 12.04.1991 ; consecrated Bishop on 11.02.1996.

- Address : P.O. Box 29, Wau (Sudan) fax 249.11.724.866

Predecessors:

1913 - 1934 : Antonio Stoppani, MCCJ, Ap. Prefect up to 1917 ; then Bishop and Ap. Vicar.
1934 - 1946 : Bishop Rodlfo Orler, MCCJ, Ap. Vicar
1946 - 1960 : Bishop Edoardo Mason, MCCJ , Ap. Vicar
1960 - 1974 : Bishop Ireneo Wien Dud, Ap. Vicar
1974 - 1979 : Bishop Gabriel Zubeir Wako
1980 - 1991 : Bishop Joseph Bilal Nyekindi
1991 - 1995 : Msgr Rudolph Deng Majak, Ap. Administrator
1996 -           : Bishop Rudolph Deng Majak

4. Parishes :

4.1 - Wau Cathedral - Founded in 1905
Address : P.O. Box 29, Wau (Sudan)

Institutions :
1 - St Mary's Sec Seminary
2 - St Anthony Printing Press

Centres for activities :
1 - Hillat Kresh
2 - Midian
3 - Jebel Kheir
4 - Hillat Sahha
5 - Grinti
6 - Agok Leprosy Centre
7 - Hillat Denka
8 - Lokoloko
9 - Hillat Jadida
10 - Gezira Centre

4.2 St Joseph - Sikkat el Hadid - In town - Founded in 1976

Address : P. O. Box 29 , Wau (Sudan)

Institutions :
1 - Lokoloko Primary School
2 - Clinic
3 - Elem School - Hillat Denka
4 - Elem. School - Hillat Jadida
5 - Church Prim. School

Centres for activities
1 - St Mary - Lokoloko
2 - St Peter - Lokoloko
3 - St Paul - Lokoloko
4 - St James - Lokoloko
5 - St Lazarus
6 - Bl. Bkhita - Lokoloko
7 - St Paul Hillat Dinka
8 - Hillat Jadida

4.3 Nazareth - Founded in 1982

Address : P. O;. Box 29, Wau (Sudan)

Institutions :
1 - St Mary Basic School
2 - Holy Cross Basis School (Canning factory)
3 - St Charles Lwanga - Beer Factory
4 - Health Training Institute H.T.I. (National)

Centres for activities
1 -  St Victor
2 - Dawajin
3 - Rumbek Jadid
4 - Agok
5 - Masnaa Bira
6 - Buluk
7 - St Mary
8 - Kosti

4.4 Bussere - 16 km S. Wau - Founded on 17.08.1933

Address : P.O. Box 29 Wau (Sudan)

Centres for activities
1 - Ngodakala
2 - Parish Centre
3 - Brinji
4 - Farajallah
5 - Ngolimba
6 - Ngisa
7 - Ngoku
8 - Abu Shakka
9 - Mumoi
10 - Ngongba
11 - Ngoalima
12 - Taddu

4.5. Mboro - 40 km W of Wau - Founded in 1912

Centres for activities
1 - Ngokasi
2 - Ngongoli
3 - Bisilyia
4 - Ngongba

4.6 Aweil - 150 km N of Wau - Founded in 1950
Capital of the North Bahr-el-Ghazal State and headquarter of the Aweil province
Address : c/o P.O. Box 29 Wau (Sudan)

Institutions: 
1 - Primary School
2 - Secondary School
3 - Orphanage

4.6 Raja - 320 km W Wau - Founded in 1935
Headquarter of Raja province of the West Bahr el Ghazal State bordering with the Central African Republic.

Institutions :
Basis School
Kindergarten
Small Communities Cooperative Societies

Centres for activities
1 - Mangayat
2 - Boro
3 - Kata
4 - Kurvaya
5 - Gata Rajil
6 - Mambara
7 - Beluko
8 - Muqto Raga
9 - Dary 
10 - Hajar Marfayiin
11 - Mish Redi
12 - Hilla Shat
13 - Ges Boro
14 - Hay Aja
15 - Ambanga

N.B. We give the list of the old parishes; they are the good "roots", and they will revive in God's good time : 

4.8 Mayen 100 km N Wau - Founded in 1946

4.9 - Gordhiim - 130 km NW Wau - Founded in 1953

4.10 - Nyamlel - 150 km NW Wau - Founded in 1934

4.11 - Kayango - 40 km W Wau - Founded on 07.03.1905

4.12 - Kwajok - 40 km W Wau - Founded in 1923

4.13 - Kpaille Raffili - 70 km S Wau - Founded in 1914 / 1954

4.14 - Mbili - 30 km E Wau - Founded on 17.03.1904

4.15 - Dem Zubeir - 250 km W Wau - Founded in 1926