Download the People Group List (16 languages .csv)

Amharic - አማርኛ | Arabic - عربي
Bengali - বাংলা | Chinese (Simplified) - 中文（简体）
Chinese (Traditional) - 中文（繁體) | French - Français
German - Deutsch | Gujarati - ગુજરાતી
Hindi - हिन्दी | Indonesian - Bahasa Indonesia
Korean - 한국어 | Nepali - नेपाली
Portugese - Português | Russian - Русский
Spanish - Espanol | Tagalong / Filipino
Be sure to use the data import function in your favorite app for working with data.
If you'd like to help improve these translations, Contact Us.

PEOPLE GROUP PROFILE

The Wasi of Tanzania

The Wasi of Tanzania, numbering approximately 64,000 people, are Unengaged and Unreached. They are an ethnolinguistic community of Tanzania. They are an Indigenous people, in the Rift people cluster of the Horn of Africa Peoples affinity bloc. Their primary religion is Islam - Folk. They primarily speak Alagwa.

Wasi in Tanzania photo
Photo by Google. (2026). Image generated by Gemini 2.5 Flash: Wasi

Fast Facts:

Affinity Group: Sub-Saharan African Peoples
Country: Tanzania
People Cluster: Rift
Primary Language(s): Alagwa (wbj)
Primary Religion(s): Islam - Folk
Population: 64,000
Strategic Progress Index (SPI): Unengaged and Unreached
Global Status of Evangelical Christianity (GSEC): Less than 2% Evangelical, No Active CP Activity
People Group ID: PG015060
View on Joshua Project

Prayer Card
Submit Updates

Pray for the Wasi 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!
Download Prayer Guide

Dig Deeper (Religion):

Primary Religion: Islam - Folk
Religious Affiliation: Islam

%
Islam - Folk Adherents

Dig Deeper (Language):

Primary Language: Alagwa
Language Family: Afro-Asiatic

%
Alagwa Speakers

Media Resources in Alagwa:

Films:

Provided by the Jesus Film Project

View all resources

Bible Resources in Alagwa:

Provided by Faith Comes by Hearing

Or check out the Alagwa bible resources at Bible.com

Linked from YouVersion

View all resources

Next steps for the Wasi

The Wasi 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 Wasi

The Wasi 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 Wasi

The Wasi 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 Wasi of Tanzania

Only in the LORD, it shall be said of me, are righteousness and strength; to him shall come and be ashamed all who were incensed against him.
readIsaiah 45:24

Pray that those who are weary and burdened by their own righteousness will find rest in the righteousness that comes through faith in Christ alone.

Then the LORD God formed the man of dust from the ground and breathed into his nostrils the breath of life, and the man became a living creature.
readGenesis 2:7

Pray that Christians will be able to share the hope of Christ with suffering people and that He will breathe new life into their souls.

For to us a child is born, to us a son is given; and the government shall be upon his shoulder, and his name shall be called Wonderful Counselor, Mighty God, Everlasting Father, Prince of Peace.
readIsaiah 9:6

Pray that as people place their faith in Christ, they will rejoice in the coming of the Prince of Peace because He will bring everlasting peace and rule with justice and righteousness.

Therefore, we are ambassadors for Christ, God making his appeal through us. We implore you on behalf of Christ, be reconciled to God.
read2 Corinthians 5:20

Pray that those God sends to cross cultures will be His ambassadors, faithfully imploring people on Christ's behalf to be reconciled to God through Jesus.

Alagwa (ROP3 - 100210) 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.

Scroll to Top