The Upper Ta-Oy of Vietnam

The Upper Ta-Oy of Vietnam, numbering approximately 24,000 people, are Unengaged and Unreached. They are described as 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 are an Indigenous people, with Ta-Oy (Tai'oh) as their ethnic/kinship group and are in the Mon-Khmer people cluster of the Southeast Asian Peoples. 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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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.

Bible Resources in Upper Ta'oih:

No Bible resources are listed for this language.

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

Linked from YouVersion

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

Put to death therefore what is earthly in you: sexual immorality, impurity, passion, evil desire, and covetousness, which is idolatry. On account of these the wrath of God is coming.
readColossians 3:5-6

Pray for God to have mercy and give those who don't yet know Him the gift of Jesus and His salvation for all who call upon His name.

For God so loved the world, that he gave his only Son, that whoever believes in him should not perish but have eternal life.
readJohn 3:16

Pray that the lost will seek God and learn that they have a heavenly Father who loves them and wants them to live eternally with Him.

For there is no distinction between Jew and Greek; for the same Lord is Lord of all, bestowing his riches on all who call on him.
readRomans 10:12

Pray that as people from different backgrounds place their faith in Christ, they will be unified by their faith Him.

For our sake he made him to be sin who knew no sin, so that in him we might become the righteousness of God.
read2 Corinthians 5:21

Pray that Christians will cross cultures and share the hope of Christ, and that many will trust the One who took their sins and offers them His righteousness.

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

Strategic Progress Index
All

2 people groups

To download a comprehensive people group list in spreadsheet form, visit our Research Data page.

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