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PEOPLE GROUP PROFILE

The Tumma of Sudan

The Tumma of Sudan, numbering approximately 10,000 people, are Engaged yet Unreached. They are a Nuba people, also called Sangali, of South Kordofan's Nuba Mountains, a region once part of the ancient Kingdom of Kush and medieval Alodia that served as a refuge for peoples of many tongues fleeing oppressive governments and slave traders. They mostly adhere to Sunni Islam and Katcha-Kadugli-Miri is their primary language.

Photo by Google. (2026). Image generated by Gemini 2.5 Flash: Tumma

Fast Facts:

Affinity Group: Sub-Saharan African Peoples
Country: Sudan
People Cluster: Nuba Mountains
Primary Language(s): Katcha-Kadugli-Miri (xtc)
Primary Religion(s): Sunni Islam
Population: 10,000
Strategic Progress Index (SPI): Engaged yet Unreached
Global Status of Evangelical Christianity (GSEC): Less than 2% Evangelical, No Recent CP Activity
People Group ID: PG012167

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Pray for the Tumma of Sudan

Join others around the world in praying for the lost to be saved, the gospel to advance, the global Church to grow, and for laborers to be sent out and sustained in the harvest.

Pray Now!
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Dig Deeper (Religion):

Primary Religion: Sunni Islam
Religious Affiliation: Islam

80%
%
Sunni Islam Adherents

Dig Deeper (Language):

Primary Language: Katcha-Kadugli-Miri
Language Family: Kadugli-Krongo

59%
%
Katcha-Kadugli-Miri Speakers

Media Resources in Katcha-Kadugli-Miri:

Films:
TitleLink
JESUSView Film

1 film

Provided by the Jesus Film Project

View all resources

Bible Resources in Katcha-Kadugli-Miri:

No Bible resources are listed for this language.

Provided by Faith Comes by Hearing

Or check out the Katcha-Kadugli-Miri bible at Bible.com

Linked from YouVersion

View all resources

SPI: Unreached yet Engaged

The Tumma are Engaged yet Unreached, which means there are less than 2% evangelical Christian populations but there are sustained efforts at establishing self-sustaining churches consistent with evangelical faith and practice.

Next steps for the Tumma:
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

Pray specifically for the Tumma of Sudan

For God alone my soul waits in silence; from him comes my salvation.
readPsalm 62:1

Pray that those who are troubled and don't know about the God who saves will hear the good news and find rest in the one true God who can offer salvation for their souls.

Let the peoples praise you, O God; let all the peoples praise you!
readPsalm 67:3

Pray that God will be working in people's hearts, give them opportunities to receive the gospel, and bring many to faith in Himself.

Blessed is the man who remains steadfast under trial, for when he has stood the test he will receive the crown of life, which God has promised to those who love him.
readJames 1:12

Pray that as people place their faith in Christ, they will be encouraged when they persevere under trial, knowing that when they have stood the test, they will receive the crown of life.

For as in one body we have many members, and the members do not all have the same function, so we, though many, are one body in Christ, and individually members one of another.
readRomans 12:4-5

Ask God to send believers to people in other cultures and to help them use their gifts in harmony with others so that the body of Christ may be built up.

Tumma Across Countries (ROP3 - 110276) reported in the following countries:

Strategic Progress Index
All

1 people group

PhotoPeople Group ID ▼NameCountryPopulationStrategic Progress IndexLanguageReligion
TummaPG012167TummaSudan10,000Engaged yet UnreachedKatcha-Kadugli-MiriSunni Islam

To download a comprehensive people group list in spreadsheet form, visit our Research Data page.

Peoplegroups.org relies on updates from the field and other organizations for much of our data, so if you have any updates, please contact us. We use various international naming standards. For a list of these standards and fields, visit our Data Standards section.

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