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Amharic - አማርኛ | Arabic - عربي
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Chinese (Traditional) - 中文（繁體) | French - Français
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Hindi - हिन्दी | Indonesian - Bahasa Indonesia
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Portugese - Português | Russian - Русский
Spanish - Espanol | Tagalong / Filipino
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PEOPLE GROUP PROFILE

The O-du of Vietnam

The O-du of Vietnam, numbering approximately 375 people, are No Longer Unreached. They are an ethnolinguistic community of Vietnam and can also be known as Tay Hat, Odu. They are an Indigenous people, in the Mon-Khmer people cluster of the Southeast Asian Peoples affinity bloc. Their primary religion is Ethnoreligion - Animism. They primarily speak O’du.

O-du in Vietnam photo
Photo courtesy of Joshua Project. Photo Source: Copyrighted ©️ 2025 Asia Harvest Used with permission

Fast Facts:

Affinity Group: Asian Pacific Peoples
Country: Vietnam
People Cluster: Mon-Khmer
Primary Language(s): O’du (tyh)
Primary Religion(s): Ethnoreligion - Animism
Population: 375
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical
People Group ID: PG020927
View on Joshua Project

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Pray for the O-du of Vietnam

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Dig Deeper (Religion):

Primary Religion: Ethnoreligion - Animism
Religious Affiliation: Ethnoreligion

%
Ethnoreligion - Animism Adherents

Dig Deeper (Language):

Primary Language: O’du
Language Family: Austro-Asiatic

%
O’du Speakers

Media Resources in O’du:

Films:

No entries found for: O’du(tyh). Help build some!

Provided by the Jesus Film Project

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Bible Resources in O’du:

Provided by Faith Comes by Hearing

Or check out the O’du bible resources at Bible.com

Linked from YouVersion

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Next steps for the O-du

The O-du 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 O-du

The O-du 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 O-du

The O-du 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 O-du of Vietnam

You visit the earth and water it; you greatly enrich it; the river of God is full of water; you provide their grain, for so you have prepared it.
readPsalm 65:9

Give thanks for God's provision in nature, and pray that those who don't know Him will recognize His hand, desire to know their Creator, and hear the truth that Jesus is the solution to the world's greatest need.

Simon Peter replied, “You are the Christ, the Son of the living God.”
readMatthew 16:16

Pray that many will see clearly that Jesus is the Christ, the Son of the living God, and put their trust in Him.

Now therefore go, and I will be with your mouth and teach you what you shall speak.
readExodus 4:12

Pray that as people place their faith in Christ, God will equip them with the words and wisdom to proclaim His message effectively.

He restores my soul. He leads me in paths of righteousness for his name’s sake.
readPsalm 23:3

Pray for believers to go and share the gospel with others here. Ask that God will restore their souls and lead them in paths of righteousness for His name's sake.

O'Du (ROP3 - 107591) 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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