The Wanji of Tanzania

The Wanji of Tanzania, numbering approximately 172,000 people, are Engaged yet Unreached. They are an ethnolinguistic community of Tanzania. They are an Indigenous people, in the Bantu, Central-Tanzania people cluster of the Sub-Saharan African Peoples affinity bloc. Their primary religion is Ethnoreligion - Animism. They primarily speak Vwanji.

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

Fast Facts:

Affinity Group: Sub-Saharan African Peoples
Country: Tanzania
People Cluster: Bantu, Central-Tanzania
Primary Language(s): Vwanji (wbi)
Primary Religion(s): Ethnoreligion - Animism
Population: 172,000
Strategic Progress Index (SPI): Engaged yet Unreached
Global Status of Evangelical Christianity (GSEC): Less than 2% Evangelical, No Active CP Activity
People Group ID: PG015058
View on Joshua Project

Pray for the Wanji 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: Ethnoreligion - Animism
Religious Affiliation: Ethnoreligion

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Dig Deeper (Language):

Primary Language: Vwanji
Language Family: Atlantic-Congo

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Media Resources in Vwanji:

Films:

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Bible Resources in Vwanji:

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Or check out the Vwanji bible resources at Bible.com

Linked from YouVersion

Next steps for the Wanji

The Wanji are Unengaged and Unreached, 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.

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

Next steps for the Wanji

The Wanji 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.

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

Next steps for the Wanji

The Wanji 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.

Empower local believers to begin praying for their own people
Continue gospel seed sowing and church planting among this group
Encourage local leaders to being leading church planting strategy and looking for Unreached and Unengaged groups nearby

Pray specifically for the Wanji of Tanzania

And he said to them, "This is my blood of the covenant, which is poured out for many."
readMark 14:23-24

Pray for those who may have heard the gospel but have not yet submitted their lives to Christ, that they will finally see the sacrifice which He made for them and surrender their lives to Him.

Then the LORD God formed the man of dust from the ground and breathed into his nostrils the breath of life, and the man became a living creature.
readGenesis 2:7

Pray that Christians will be able to share the hope of Christ with suffering people and that He will breathe new life into their souls.

Do not be unequally yoked with unbelievers. For what partnership has righteousness with lawlessness? Or what fellowship has light with darkness?
read2 Corinthians 6:14

Pray that as people place their faith in Christ and want to marry, they will be led to other believers and enter into godly marriages.

He restores my soul. He leads me in paths of righteousness for his name’s sake.
readPsalm 23:3

Pray for believers to go and share the gospel with others here. Ask that God will restore their souls and lead them in paths of righteousness for His name's sake.

Wanji (ROP3 - 110676) 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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