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PEOPLE GROUP PROFILE

The Wanji of Tanzania

The Wanji of Tanzania, numbering approximately 172,000 people, are Engaged yet Unreached. They are described as an ethnolinguistic community of Tanzania They are an Indigenous people, with Wanji as their ethnic/kinship group and are in the Bantu, Central-Tanzania people cluster of the Sub-Saharan African Peoples. Their primary religion is 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): 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
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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.

Pray Now!
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Dig Deeper (Religion):

Primary Religion: Animism
Religious Affiliation: Ethnoreligion

65%
%

Dig Deeper (Language):

Primary Language: Vwanji
Language Family: Atlantic-Congo

100%
%

Media Resources in Vwanji:

Films:

No language code (ROL) found for this post.

Provided by the Jesus Film Project

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Bible Resources in Vwanji:

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Provided by Faith Comes by Hearing

Or check out the Vwanji bible at Bible.com

Linked from YouVersion

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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 Wanji:
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 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.

Next steps for the Wanji:
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 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.

Next steps for the Wanji:
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 Wanji of Tanzania

I am the LORD; that is my name; my glory I give to no other, nor my praise to carved idols.
readIsaiah 42:8

Pray that lost people will turn from worthless idols to worship the one true God, recognizing that He alone is worthy of all glory and praise.

...And that repentance for the forgiveness of sins should be proclaimed in his name to all nations, beginning from Jerusalem.
readLuke 24:47

Pray that the message of repentance and forgiveness through Jesus will reach everyone.

He will wipe away every tear from their eyes, and death shall be no more, neither shall there be mourning, nor crying, nor pain anymore, for the former things have passed away.
readRevelation 21:4

Pray that as people place their faith in Christ and walk through challenges, they will find comfort in God's promise of a beautiful future when there is no pain or suffering for those who belong to Christ.

Wash me thoroughly from my iniquity, and cleanse me from my sin!
readPsalm 51:2

Pray that God will raise up believers to go and share the gospel with those in this people group who need to be washed of their iniquity and cleansed from their sins.

Wanji Across Countries (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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