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
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PEOPLE GROUP PROFILE

The So of Thailand

The So of Thailand, numbering approximately 105,000 people, are No Longer Unreached. They are an indigenous community of Thailand. They are an Indigenous people, in the Mon-Khmer people cluster of the Southeast Asian Peoples affinity bloc. Their primary religion is Buddhism - Folk. They primarily speak So (Laos).

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

Fast Facts:

Affinity Group: Asian Pacific Rim Peoples
Country: Thailand
People Cluster: Mon-Khmer
Primary Language(s): So (Laos) (sss)
Primary Religion(s): Buddhism - Folk
Population: 105,000
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 2% or Greater but Less than 5% Evangelical
People Group ID: PG010920
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Pray for the So 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.

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Dig Deeper (Religion):

Primary Religion: Buddhism - Folk
Religious Affiliation: Buddhism

%

Dig Deeper (Language):

Primary Language: So (Laos)
Language Family: Austroasiatic

%

Media Resources in So (Laos):

Films:

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Bible Resources in So (Laos):

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Provided by Faith Comes by Hearing

Or check out the So (Laos) bible resources at Bible.com

Linked from YouVersion

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Next steps for the So

The So 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 So

The So 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 So

The So 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 So of Thailand

These have indeed an appearance of wisdom in promoting self- made religion and asceticism and severity to the body, but they are of no value in stopping the indulgence of the flesh.
readColossians 2:23

Pray for those without Christ, that they will see the emptiness of human traditions and turn to the truth and grace found in Jesus.

And as Moses lifted up the serpent in the wilderness, so must the Son of Man be lifted up, that whoever believes in him may have eternal life.
readJohn 3:14-15

Pray that the lost will look to Jesus lifted up on the cross and believe in Him, gaining eternal life with God.

"...I will build my church, and the gates of hell shall not prevail against it."
readMatthew 16:18b

Pray that God will build and grow His Church among this people.

I do it all for the sake of the gospel, that I may share with them in its blessing.
read1 Corinthians 9:23

Ask God to give believers a deep desire to share the gospel with those who don't know the truth about God's redemption plan, and to provide them with opportunities to do so cross-culturally.

So (ROP3 - 109364) 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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