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

I acknowledged my sin to you, and I did not cover my iniquity; I said, 'I will confess my transgressions to the Lord,' and you forgave the iniquity of my sin.
readPsalm 32:5

Pray those who are lost will realize their sin, confess their iniquity, and grow in their understanding of salvation through faith in Christ alone.

“I was ready to be sought by those who did not ask for me; I was ready to be found by those who did not seek me. I said, ‘Here I am, here I am,’ to a nation that was not called by my name."
readIsaiah 65:1

Pray that the lost will be found by God, even when they are not seeking Him. Pray that He will reveal Himself to them in a way they cannot ignore and that they will respond in faith.

For you did not receive the spirit of slavery to fall back into fear, but you have received the Spirit of adoption as sons, by whom we cry, “Abba! Father!”
readRomans 8:15

Pray that as people place their faith in Christ, they will remember the God who has given them freedom from fear so that they will trust Him completely as their good Father who meets all their needs.

This is the message we have heard from him and proclaim to you, that God is light, and in him is no darkness at all.
read1 John 1:5

Pray that God will raise up believers who can share the gospel with people who don't know the good news of Jesus, that God is light and in him, there is no darkness at all.

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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