The Saek of Thailand

The Saek of Thailand, numbering approximately 3,600 people, are Unengaged and Unreached. They are described as a small Tai ethnic group of mainland Southeast Asia, living primarily along both sides of the Mekong River in central Laos and northeastern Thailand They are an Indigenous people, with Saek as their ethnic/kinship group and are in the Tai people cluster of the Southeast Asian Peoples. Their primary religion is Ethnoreligion. They primarily speak Thai, Northeastern.

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

Fast Facts:

Affinity Group: Southeast Asian Peoples
Country: Thailand
People Cluster: Tai
Primary Language(s): Thai, Northeastern (tts)
Primary Religion(s): Ethnoreligion
Population: 3,600
Strategic Progress Index (SPI): Unengaged and Unreached
Global Status of Evangelical Christianity (GSEC): Less than 2% Evangelical, No Active CP Activity
People Group ID: PG010914
View on Joshua Project

Pray for the Saek 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: Ethnoreligion
Religious Affiliation: Ethnoreligion

%
Ethnoreligion Adherents

Dig Deeper (Language):

Primary Language: Thai, Northeastern
Language Family: Tai-Kadai

90%
%
Thai, Northeastern Speakers

Media Resources in Thai, Northeastern:

Films:

Bible Resources in Thai, Northeastern:

Or check out the Thai, Northeastern 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): Pioneer Unreached People Group, (LPI: 1), 0.1% to 0.5% Evangelical.
Global Status of Evangelical Christianity (GSEC): Less than 2% Evangelical, No Active 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 Saek:
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

SPI: Unreached yet Engaged

The Saek 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.

Next steps for the Saek:
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

SPI: No longer Unreached

The Saek 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.

Next steps for the Saek:
Empower local believers to begin praying for their own people
Continue gospel seed sowing and church planting
Encourage local leaders to being leading church planting strategy and looking for Unreached and Unengaged groups nearby

Pray specifically for the Saek of Thailand

The grass withers, the flower fades, but the word of our God will stand forever.
readIsaiah 40:8

Pray that those who don't know Jesus will be freed from the emptiness of fading hopes and find lasting life and truth in the unchanging Word of God.

Let the peoples praise you, O God; let all the peoples praise you!
readPsalm 67:3

Pray that God will be working in people's hearts, give them opportunities to receive the gospel, and bring many to faith in Himself.

For to us a child is born, to us a son is given; and the government shall be upon his shoulder, and his name shall be called Wonderful Counselor, Mighty God, Everlasting Father, Prince of Peace.
readIsaiah 9:6

Pray that as people place their faith in Christ, they will rejoice in the coming of the Prince of Peace because He will bring everlasting peace and rule with justice and righteousness.

And he said to them, “Truly, I say to you, there is no one who has left house or wife or brothers or parents or children, for the sake of the kingdom of God, who will not receive many times more in this time, and in the age to come eternal life.”
readLuke 18:29-30

Pray that God will raise up people to go and share the gospel and help them trust His promise that anyone who has left those they treasure for the sake of the kingdom of God will receive many times more in this life and in the life to come.

Saek Across Countries (ROP3 - 108502) 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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