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People group profile · PG012097

The Mangaya Bug of South Sudan

The Mangaya Bug of South Sudan, numbering about 850 people, are Engaged yet Unreached. They are a Fertit community of the Raga area in South Sudan's Kafia Kingi exclave who identify collectively as Gbaya, speaking one of the Central Sudanic Kresh dialects alongside Aja, Woro, and Dongo.

They are an indigenous people in the Adamawa-Ubangi people cluster of the Sub-Saharan African Peoples. Their primary religion is Sunni Islam, and they primarily speak Gbaya (Sudan).

Pray for the Mangaya BugPrint profile

AI-generated illustration representing the Mangaya Bug people
AI-generated illustration, not a photograph. Photo by Google. (2026). Image generated by Gemini 2.5 Flash: Bug, Mangaya

Fast facts

Country
South Sudan
Population
850
Affinity group
Sub-Saharan African Peoples
People cluster
Adamawa-Ubangi
Primary language
Gbaya (Sudan) (krs)
Primary religion
Sunni Islam
Strategic Progress Index
Engaged yet Unreached
Evangelical
No Known Evangelicals
GSEC
Less than 2% Evangelical, No Recent CP Activity
Lostness priority
Frontier Unreached People Group
Also known as
Bug
Region
Northern Africa, Africa
Location
Western Bahr al Ghazal: Zakka, 30 km southeast of Raga on road to Sopo

Where they live

Gospel status

The Mangaya Bug are Engaged yet Unreached, which means fewer than 2% are evangelical Christians, but there are sustained efforts to establish self-sustaining churches consistent with evangelical faith and practice. In GSEC terms, this people group is less than 2% evangelical, some evangelical resources are available, but there has been no active church planting among them within the past two years.

  • Congregations exist No
  • Church planting in the last two years No Churches Planted

Next steps for the Mangaya Bug

  • Continue prayer and fasting for this group
  • Continue gospel seed sowing and church planting among this group
  • Begin training up local leaders to lead and develop strategies to reach their own people

Primary religion

Sunni Islam · Islam

70% adherents

Primary language

Gbaya (Sudan) · Kresh-Aja family

100% speak Gbaya (Sudan)

Gospel resources in Gbaya (Sudan)

  • Bible available
  • JESUS Film available
  • Radio programs not available
  • Gospel recordings available
  • Audio resources available
  • Bible stories not available

Films

Bibles

Find more at the JESUS Film Project, Bible.com and Faith Comes by Hearing.

Pray for the Mangaya Bug

  1. John 17:3. Pray that many will come to know the only true God, and Jesus Christ whom he has sent.
  2. Psalm 27:1. Pray that new believers will be strengthened in the face of persecution, with the Lord as their stronghold.
  3. Romans 12:4–5. Pray that believers from many cultures will work together as one body so that the church is built up.
  4. Revelation 7:9. Pray for the day when people from this group stand before the throne with every nation, tribe, people and language.

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