The Vinza of Tanzania

The Vinza of Tanzania, numbering approximately 33,500 people, are Unengaged and Unreached. They are an ethnolinguistic community of Tanzania. They are an Indigenous people in the Bantu, Central-Lakes people cluster of the Sub-Saharan African Peoples affinity bloc. Their primary language is Swahili and their primary religion is Sunni Islam.

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

Fast Facts:

Affinity Group: Sub-Saharan African Peoples
Country: Tanzania
People Cluster: Bantu, Central-Lakes
Primary Language(s): Swahili (swh)
Primary Religion(s): Sunni Islam
Population: 33,500
Strategic Progress Index (SPI): Unengaged and Unreached
Global Status of Evangelical Christianity (GSEC): Less than 2% Evangelical, No Recent CP Activity
People Group ID: PG015056
View on Joshua Project

Pray for the Vinza 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: Sunni Islam
Religious Affiliation: Islam

75%
%
Sunni Islam Adherents

Dig Deeper (Language):

Primary Language: Swahili
Language Family: Atlantic-Congo

100%
%
Swahili Speakers

Bible Resources in Swahili:

Or check out the Swahili bible at Bible.com

Linked from YouVersion

Explore Lostness and Next Steps

Unengaged and Unreached

Strategic Priority Index (SPI): Unengaged and Unreached (SPI: 0), 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 Recent 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 Vinza:
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 Vinza 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 Vinza:
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 Vinza 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 Vinza:
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 Vinza of Tanzania

But with you there is forgiveness, that you may be feared.
readPsalm 130:4

Pray that God will bring those who have hard hearts to repentance and trust in Christ for the forgiveness of their sins.

He will tend his flock like a shepherd; he will gather the lambs in his arms; he will carry them in his bosom, and gently lead those that are with young.
readIsaiah 40:11

Pray that the lost will come to know the tender care of the Good Shepherd, who gathers the lambs in His arms and carries them close to His heart.

For you have need of endurance, so that when you have done the will of God you may receive what is promised.
readHebrews 10:36

Pray that as people place their faith in Christ, they will patiently endure suffering and hardships and do God's will so that they may receive what He has promised.

To the Jews I became as a Jew, in order to win Jews. To those under the law I became as one under the law (though not being myself under the law) that I might win those under the law.
read1 Corinthians 9:20

Pray that believers from similar cultures will be compelled by Christ's love to reach people who don't know the gospel, and that those people will receive the good news with joy.

Vinza Across Countries (ROP3 - 110573) 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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