Download the People Group List (16 languages .csv)

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
Be sure to use the data import function in your favorite app for working with data.
If you'd like to help improve these translations, Contact Us.

PEOPLE GROUP PROFILE

The Saek of Thailand

The Saek of Thailand, numbering approximately 3,600 people, are Unengaged and Unreached. They are 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 mostly adhere to Ethnoreligion and Northeastern Thai is their primary language.

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): Northeastern Thai (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 Recent CP Activity
People Group ID: PG010914
View on Joshua Project

Print Profile
Submit Updates

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.

Pray Now!
Download Prayer Guide

Dig Deeper (Religion):

Primary Religion: Ethnoreligion
Religious Affiliation: Ethnoreligion

—
%
Ethnoreligion Adherents

Dig Deeper (Language):

Primary Language: Northeastern Thai
Language Family: Tai-Kadai

90%
%
Thai, Northeastern Speakers

Media Resources in Northeastern Thai:

Films:
TitleLink
JESUSView Film

1 film

Provided by the Jesus Film Project

View all resources

Bible Resources in Northeastern Thai:

No Bible resources are listed for this language.

Provided by Faith Comes by Hearing

Or check out the Northeastern Thai bible at Bible.com

Linked from YouVersion

View all resources

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% or Greater but Less than 0.5% 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 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

Pray specifically for the Saek of Thailand

All have turned aside; together they have become worthless; no one does good, not even one.
readRomans 3:12

Pray that those who are enslaved to sin will admit their need for a Savior, acknowledging that no one is righteous.

After this he went out and saw a tax collector named Levi, sitting at the tax booth. And he said to him, “Follow me.” And leaving everything, he rose and followed him.
readLuke 5:27-28

Prat that God will prepare many hearts to meet Him when He says, “Follow Me!” and that they will respond in faith, leaving everything behind to follow Him.

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.

In him you also, when you heard the word of truth, the gospel of your salvation, and believed in him, were sealed with the promised Holy Spirit, who is the guarantee of our inheritance until we acquire possession of it, to the praise of his glory.
readEphesians 1:13-14

Pray that God will work through believers near and far in bringing the lost to Himself, giving them what they need to do the task He has set before them, and helping them rest in Him because He has given them His Spirit.

Saek Across Countries (ROP3 - 108502) reported in the following countries:

Strategic Progress Index
All

2 people groups

PhotoPeople Group IDName ▲CountryPopulationStrategic Progress IndexLanguageReligion
SaekPG009172SaekLaos7,000Engaged yet UnreachedLaoAnimism
SaekPG010914SaekThailand3,600Unengaged and UnreachedNortheastern ThaiEthnoreligion

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 Data Standards section.

Scroll to Top