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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%
%
Animism Adherents

Dig Deeper (Language):

Primary Language: Vwanji
Language Family: Atlantic-Congo

100%
%
Vwanji Speakers

Media Resources in Vwanji:

Films:

Provided by the Jesus Film Project

View all resources

Bible Resources in Vwanji:

Provided by Faith Comes by Hearing

Or check out the Vwanji bible at Bible.com

Linked from YouVersion

View all resources

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

Every word of God proves true; he is a shield to those who take refuge in him.
readProverbs 30:5

Pray that those who don't yet know God will trust the flawless Word of God and seek refuge in Him, finding hope and salvation instead of remaining in spiritual darkness.

Now therefore, O kings, be wise; be warned, O rulers of the earth. Serve the LORD with fear, and rejoice with trembling.
readPsalm 2:10-11

Pray for the rulers and authorities here to seek the Lord and serve Him only. Pray that the people they lead will be amazed by the work of God in their lives.

Remember your mercy, O LORD, and your steadfast love, for they have been from of old.
readPsalm 25:6

Pray that as people place their faith in Christ, they will remember the merciful nature and steadfast love of God as they walk with Him daily.

Finally, be strong in the Lord and in the strength of his might.
readEphesians 6:10

Ask God to strengthen believers with His mighty power so that as they cross cultures to share the gospel, they will stand firm against the schemes of the enemy.

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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