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PEOPLE GROUP PROFILE

The Sinhalese of Thailand

The Sinhalese of Thailand, numbering approximately 8,200 people, are Unengaged and Unreached. They are a culturally rich and historically significant ethnic group in Sri Lanka, known for their Sinhala language, Theravada Buddhist traditions, and influential role in shaping the island's cultural and political landscape. They are an Diaspora people in the Sinhala people cluster of the South Asian Peoples affinity bloc. Their primary language is Sinhala and their primary religion is Theravada Buddhism.

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

Fast Facts:

Affinity Group: South Asian Peoples
Country: Thailand
People Cluster: Sinhala
Primary Language(s): Sinhala (sin)
Primary Religion(s): Theravada Buddhism
Population: 8,200
Strategic Progress Index (SPI): Unengaged and Unreached
Global Status of Evangelical Christianity (GSEC): Less than 2% Evangelical, No Recent CP Activity
People Group ID: PG010919
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Pray for the Sinhalese 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!
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Dig Deeper (Religion):

Primary Religion: Theravada Buddhism
Religious Affiliation: Buddhism

96%
%

Dig Deeper (Language):

Primary Language: Sinhala
Language Family: Indo-European

100%
%

Media Resources in Sinhala:

Films:

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Provided by the Jesus Film Project

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Bible Resources in Sinhala:

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Provided by Faith Comes by Hearing

Or check out the Sinhala 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): Expanding Unreached People Group, (LPI: 2), 0.5% or Greater but Less than 2% 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 Sinhalese:
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 Sinhalese 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 Sinhalese:
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 Sinhalese 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 Sinhalese:
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 Sinhalese of Thailand

Come to me, all who labor and are heavy laden, and I will give you rest.
readMatthew 11:28

Pray for those who are tired, weary, and burdened by the weight of sin to encounter Jesus and experience the rest that only He can give.

The heavens declare the glory of God, and the sky above proclaims his handiwork. Day to day pours out speech, and night to night reveals knowledge.
readPsalm 19:1-2

Pray that the lost will see the glory of God revealed in the heavens, that they will hear the good news, and that their hearts will be softened to respond to God’s call, turning to Him in repentance and faith in Jesus Christ for salvation.

And if I go and prepare a place for you, I will come again and will take you to myself, that where I am you may be also.
readJohn 14:3

Pray that as people place their faith in Christ, they will have hope in trials because they know that Jesus will one day take them to be with Him forever.

The next day again John was standing with two of his disciples, and he looked at Jesus as he walked by and said, “Behold, the Lamb of God!”
readJohn 1:35-36

Pray for those God sends to cross cultures to share the gospel, that they might faithfully share the good news of the Lamb of God who takes away the sin of the world.

Sinhalese Across Countries (ROP3 - 109305) 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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