The Kui of Thailand

The Kui of Thailand, numbering approximately 377,000 people, are Unengaged and Unreached. They are an indigenous ethnic group of mainland southeast Asia. They are an Indigenous people, in the Mon-Khmer people cluster of the Southeast Asian Peoples affinity bloc. Their primary religion is Buddhism - Theravada. They primarily speak Kuay.

Photo by Google. (2026). Image generated by Gemini 2.5 Flash: Kui

Fast Facts:

Affinity Group: Asian Pacific Rim Peoples
Country: Thailand
People Cluster: Mon-Khmer
Primary Language(s): Kuay (kdt)
Primary Religion(s): Buddhism - Theravada
Population: 377,000
Strategic Progress Index (SPI): Unengaged and Unreached
Global Status of Evangelical Christianity (GSEC): Less than 2% Evangelical, No Active CP Activity
People Group ID: PG010875
View on Joshua Project

Pray for the Kui of Thailand

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: Buddhism - Theravada
Religious Affiliation: Buddhism

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Dig Deeper (Language):

Primary Language: Kuay
Language Family: Austroasiatic

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Media Resources in Kuay:

Films:

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Bible Resources in Kuay:

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Or check out the Kuay bible resources at Bible.com

Linked from YouVersion

Next steps for the Kui

The Kui 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 Kui

The Kui 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 Kui

The Kui 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 Kui of Thailand

And Jesus came and said to them, “All authority in heaven and on earth has been given to me. Go therefore and make disciples of all nations, baptizing them in the name of the Father and of the Son and of the Holy Spirit, teaching them to observe all that I have commanded you. And behold, I am with you always, to the end of the age.”
readMatthew 28:16-20

Pray that those who don't yet know Him will encounter the risen Savior and be transformed by the power of His resurrection, becoming disciples who make disciples.

The heavens declare the glory of God, and the sky above proclaims his handiwork. Day to day pours out speech, and night to night reveals knowledge.
readPsalm 19:1-2

Pray that the lost will see the glory of God revealed in the heavens, that they will hear the good news, and that their hearts will be softened to respond to God’s call, turning to Him in repentance and faith in Jesus Christ for salvation.

Your word is a lamp to my feet and a light to my path.
readPsalm 119:105

Pray that as people place their faith in Christ, they will meditate daily on the Word of God so that, through it, they might have wisdom for the big and small decisions they face every day.

And Jesus said to them, "Follow me, and I will make you become fishers of men." And immediately they left their nets and followed him.
readMark 1:17-18

Pray that God will raise up believers from this place and/or other cultures nearby to proclaim the gospel to those who desperately need to encounter it.

Kui (ROP3 - 105352) 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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