The Subi of Tanzania

The Subi of Tanzania, numbering approximately 440,000 people, are Engaged yet 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 Shubi and their primary religion is Protestantism.

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

Fast Facts:

Affinity Group: Sub-Saharan African Peoples
Country: Tanzania
People Cluster: Bantu, Central-Lakes
Primary Language(s): Shubi (suj)
Primary Religion(s): Protestantism
Population: 440,000
Strategic Progress Index (SPI): Engaged yet Unreached
Global Status of Evangelical Christianity (GSEC): Less than 2% Evangelical, No Recent CP Activity
People Group ID: PG015044
View on Joshua Project

Pray for the Subi 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: Protestantism
Religious Affiliation: Christianity

50%
%

Dig Deeper (Language):

Primary Language: Shubi
Language Family: Atlantic-Congo

70%
%

Media Resources in Shubi:

Films:

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Bible Resources in Shubi:

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Or check out the Shubi bible at Bible.com

Linked from YouVersion

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): Expanding Unreached People Group, (LPI: 2), 0.5% to 2% 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 Subi:
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 Subi 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 Subi:
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 Subi 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 Subi:
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 Subi of Tanzania

For God alone my soul waits in silence; from him comes my salvation.
readPsalm 62:1

Pray that those who are troubled and don't know about the God who saves will hear the good news and find rest in the one true God who can offer salvation for their souls.

The LORD watches over the sojourners; he upholds the widow and the fatherless, but the way of the wicked he brings to ruin.
readPsalm 146:9

Pray for God to watch over people, wherever they are, and cause them to meet believers who will share the gospel with them clearly and lovingly.

Sanctify them in the truth, your word is truth.
readJohn 17:17

Pray that as people place their faith in Christ, they will experience freedom from sin as God sanctifies them in the truth of His Word.

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.

Shubi Across Countries (ROP3 - 109568) 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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