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%
%
Protestantism Adherents

Dig Deeper (Language):

Primary Language: Shubi
Language Family: Atlantic-Congo

70%
%
Shubi Speakers

Media Resources in Shubi:

Films:

No entries found for: Shubi(suj). Help build some!

Bible Resources in Shubi:

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

And this is the judgment: the light has come into the world, and people loved the darkness rather than the light because their works were evil.
readJohn 3:19

Pray that God will have mercy on those who love the darkness they are walking in and turn from their sin to faith in Christ.

Let the peoples praise you, O God; let all the peoples praise you!
readPsalm 67:5

While there are many who do not yet praise God, pray that He will work in their lives, advance the gospel among them, and bring many to saving faith in Christ.

All this is from God, who through Christ reconciled us to himself and gave us the ministry of reconciliation.
read2 Corinthians 5:18

Pray that as people place their faith in Christ, they will serve as God's ambassadors, sharing the message of reconciliation with others.

And when Jesus finished these sayings, the crowds were astonished at his teaching, for he was teaching them as one who had authority, and not as their scribes.
readMatthew 7:28-29

Pray that God will remind believers that they have His authority as they share His truth with the lost, and pray He will draw crowds of people to this message and plant it deeply in their hearts.

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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