The Mwanga of Tanzania

The Mwanga of Tanzania, numbering approximately 250,000 people, are Engaged yet Unreached. They are described as an indigenous community of Tanzania They are an Indigenous people, with Mwanga as their ethnic/kinship group and are in the Bantu, Central-Tanzania people cluster of the Sub-Saharan African Peoples. Their primary religion is Roman Catholicism. They primarily speak Nyamwanga.

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

Fast Facts:

Affinity Group: Sub-Saharan African Peoples
Country: Tanzania
People Cluster: Bantu, Central-Tanzania
Primary Language(s): Nyamwanga (mwn)
Primary Religion(s): Roman Catholicism
Population: 250,000
Strategic Progress Index (SPI): Engaged yet Unreached
Global Status of Evangelical Christianity (GSEC): Less than 2% Evangelical, No Active CP Activity
People Group ID: PG014996
View on Joshua Project

Pray for the Mwanga of Tanzania

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.

Dig Deeper (Religion):

Primary Religion: Roman Catholicism
Religious Affiliation: Christianity

73%
%
Roman Catholicism Adherents

Dig Deeper (Language):

Primary Language: Nyamwanga
Language Family: Atlantic-Congo

100%
%
Nyamwanga Speakers

Media Resources in Nyamwanga:

Films:

Bible Resources in Nyamwanga:

Or check out the Nyamwanga bible at Bible.com

Linked from YouVersion

Explore Lostness and Next Steps

Unengaged and Unreached

Strategic Priority Index (SPI): Unengaged and Unreached (SPI: 1), which means there are less than 2% evangelical Christian populations among which there are no known efforts focused on establishing self-sustaining churches consistent with evangelical faith and practice.
Lostness Priority Index (LPI): Frontier Unreached People Group, (LPI: 0), < 0.1% Evangelical.
Global Status of Evangelical Christianity (GSEC): Less than 2% Evangelical, No Active CP Activity (GSEC: 1), 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

Next steps for the Mwanga:
Begin signifcant prayer and fasting for this group
Send cross-cultural teams to discover and research this people group
Begin gospel seed sowing and church planting among this group

SPI: Unreached yet Engaged

The Mwanga 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 Mwanga:
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

SPI: No longer Unreached

The Mwanga are No Longer Unreached, which means there are more than 2% evangelical Christian populations and there are churches consistent with evangelical faith and practice. There is still more to be done among them.

Next steps for the Mwanga:
Empower local believers to begin praying for their own people
Continue gospel seed sowing and church planting
Encourage local leaders to being leading church planting strategy and looking for Unreached and Unengaged groups nearby

Pray specifically for the Mwanga of Tanzania

Claiming to be wise, they became fools.
readRomans 1:22

Ask God to pour out His mercy and bring those who are walking in their own wisdom to faith in Jesus.

First of all, then, I urge that supplications, prayers, intercessions, and thanksgivings be made for all people, for kings and all who are in high positions, that we may lead a peaceful and quiet life, godly and dignified in every way.
read1 Timothy 2:1-2

Pray that leaders and those in authority will not thwart the spread of the gospel but put their faith in Christ, have hearts that are soft toward their people, and be freed from the temptations that power can bring.

And God has appointed in the church first apostles, second prophets, third teachers, then miracles, then gifts of healing, helping, administrating, and various kinds of tongues.
read2 Corinthians 12:28

Pray that as people place their faith in Christ, they will grow in the spiritual gifts God has given them and use these gifts to glorify Him and build up the Church.

O LORD, our Lord, how majestic is your name in all the earth! You have set your glory above the heavens.
readPsalm 8:1

Pray that God will raise up people who love Him and are able and willing to go to and share the hope of the gospel with those who don't know it. Pray that everyone will see His name as majestic in all the earth!

Mwanga Across Countries (ROP3 - 106979) reported in the following countries:

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 Definitions page.

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