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The Upper Ta-Oy of Vietnam

The Upper Ta-Oy of Vietnam, numbering approximately 24,000 people, are Unengaged and Unreached. They are a Mon-Khmer hill people of Vietnam's A Luoi and Huong Hoa districts near the Laos border, linked by ancestry to the medieval Khmer Empire and calling themselves Taoih, with a related Pa Co subgroup whose name means people who live behind the mountains. They mostly adhere to Animism and Upper Ta'oih is their primary language.

Photo by Google. (2026). Image generated by Gemini 2.5 Flash: Upper Ta-Oy

Fast Facts:

Affinity Group: Southeast Asian Peoples
Country: Vietnam
People Cluster: Mon-Khmer
Primary Language(s): Upper Ta'oih (tth)
Primary Religion(s): Animism
Population: 24,000
Strategic Progress Index (SPI): Unengaged and Unreached
Global Status of Evangelical Christianity (GSEC): Less than 2% Evangelical, No Recent CP Activity
People Group ID: PG011241
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Pray for the Upper Ta-Oy of Vietnam

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.

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Dig Deeper (Religion):

Primary Religion: Animism
Religious Affiliation: Ethnoreligion

98%
%
Animism Adherents

Dig Deeper (Language):

Primary Language: Upper Ta'oih
Language Family: Austroasiatic

100%
%
Ta’oih, Upper Speakers

Media Resources in Upper Ta'oih:

Films:

No film resources are listed for this language.

Provided by the Jesus Film Project

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Bible Resources in Upper Ta'oih:

No Bible resources are listed for this language.

Provided by Faith Comes by Hearing

Or check out the Upper Ta'oih bible at Bible.com

Linked from YouVersion

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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): Expanding Unreached People Group, (LPI: 2), 0.5% or Greater but Less than 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 Upper Ta-Oy:
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

Pray specifically for the Upper Ta-Oy of Vietnam

For at one time you were darkness, but now you are light in the Lord. Walk as children of light.
readEphesians 5:8

Pray that those who are lost will turn from the darkness they are walking in and embrace the light, becoming children of light who bear fruit in every good work.

Greet also the church in their house. Greet my beloved Epaenetus, who was the first convert to Christ in Asia."
readRomans 16:5

Pray for houses to be meeting places for Christians and that God will advance the gospel and grow His Church through natural familial and community relationships.

I appeal to you therefore, brothers, by the mercies of God, to present your bodies as a living sacrifice, holy and acceptable to God, which is your spiritual worship.
readRomans 12:1

Pray that as people place their faith in Christ, they will offer their bodies as living sacrifices, holy and acceptable to God, knowing that this is their spiritual worship.

And the King will answer them, "Truly, I say to you, as you did it to one of the least of these my brothers, you did it to me."
readMatthew 25:40

Ask God to raise up and send believers who will serve "the least of these" with compassion and energy because they know that in serving those in need, they are serving Christ.

Ta'oih, Upper Across Countries (ROP3 - 109837) reported in the following countries:

Strategic Progress Index
All

2 people groups

PhotoPeople Group IDNameCountryPopulationStrategic Progress IndexLanguageReligion ▲
Upper Ta-OyPG011241Upper Ta-OyVietnam24,000Unengaged and UnreachedUpper Ta'oihAnimism
Ta OiPG020964Ta OiLaos32,000No Longer UnreachedUpper Ta'oihAnimism

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 Data Standards section.

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