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People group profile · PG010875

The Kui of Thailand

The Kui of Thailand, numbering about 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. Their primary religion is Theravada Buddhism, and they primarily speak Kuy.

Pray for the KuiPrint profile

AI-generated illustration representing the Kui people
AI-generated illustration, not a photograph. Photo by Google. (2026). Image generated by Gemini 2.5 Flash: Kui

Fast facts

Country
Thailand
Population
377,000
Affinity group
Asian Pacific Rim Peoples
People cluster
Mon-Khmer
Primary language
Kuy (kdt)
Primary religion
Theravada Buddhism
Strategic Progress Index
Unengaged and Unreached
Evangelical
Less than 2%
GSEC
Less than 2% Evangelical, No Recent CP Activity
Lostness priority
Frontier Unreached People Group
Region
South-Eastern Asia, Asia
Location
Surin, Buriram, Sisaket, and Ubon Ratchathani provinces: near Cambodian and Laos borders

Where they live

Gospel status

The Kui are Unengaged and Unreached, which means fewer than 2% are evangelical Christians, and there has been no reported church planting activity in the past two years. In GSEC terms, 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.

  • Congregations exist Yes
  • Church planting in the last two years No Churches Planted

Next steps for the Kui

  • Pray that God would send workers to this people group
  • Begin sowing the gospel and seek out people of peace
  • Plant the first churches consistent with evangelical faith and practice

Primary religion

Theravada Buddhism · Buddhism

83% adherents

Primary language

Kuy · Austroasiatic family

84% speak Kuy

Gospel resources in Kuy

  • Bible available, published 2020
  • JESUS Film available
  • Radio programs not available
  • Gospel recordings available
  • Audio resources available
  • Bible stories not available

Films

Bibles

Find more at the JESUS Film Project, Bible.com and Faith Comes by Hearing.

Pray for the Kui

  1. Psalm 27:1. Pray that new believers will be strengthened in the face of persecution, with the Lord as their stronghold.
  2. Romans 12:4–5. Pray that believers from many cultures will work together as one body so that the church is built up.
  3. Revelation 7:9. Pray for the day when people from this group stand before the throne with every nation, tribe, people and language.
  4. John 17:3. Pray that many will come to know the only true God, and Jesus Christ whom he has sent.

Download a prayer guide

Kui in other countries

The same people (ROP3 105352) is reported in 2 other countries.

People groupCountryPopulationStatus
KuiLaos46,500Engaged yet Unreached
KuiCambodia37,500Engaged yet Unreached

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