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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
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PEOPLE GROUP PROFILE

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.

Kui in Laos photo
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
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Pray for the Kui of Thailand

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Dig Deeper (Religion):

Primary Religion: Buddhism - Theravada
Religious Affiliation: Buddhism

%
Buddhism - Theravada Adherents

Dig Deeper (Language):

Primary Language: Kuay
Language Family: Austroasiatic

%
Kuay Speakers

Media Resources in Kuay:

Films:

Provided by the Jesus Film Project

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Bible Resources in Kuay:

Provided by Faith Comes by Hearing

Or check out the Kuay bible resources at Bible.com

Linked from YouVersion

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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

Listen, my beloved brothers, has not God chosen those who are poor in the world to be rich in faith and heirs of the kingdom, which he has promised to those who love him?
readJames 2:5

Pray for those living in despair to experience the riches of God's love and the hope of eternal life through faith in Christ.

The Lord is not slow to fulfill his promise as some count slowness, but is patient toward you, not wishing that any should perish, but that all should reach repentance.
read2 Peter 3:9

Pray that the lost will not perish but come to repentance and that God's patience and long-suffering will lead them to salvation.

So you also must consider yourselves dead to sin and alive to God in Christ Jesus.
readRomans 6:11

Pray that as people place their faith in Christ, they will lay down all evil desires, dying to sin and living for Him alone.

Jesus said to them, "I am the bread of life; whoever comes to me shall not hunger, and whoever believes in me shall never thirst. But I said to you that you have seen me and yet do not believe."
readJohn 6:35-36

Praise God for the things such as bread that He has provided as natural conversation bridges to the gospel. Pray that believers will use any bridges He provides to share the gospel with those who do not yet know the good news.

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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