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PEOPLE GROUP PROFILE

The San Diu of Vietnam

The San Diu of Vietnam, numbering approximately 146,000 people, are Engaged yet Unreached. They are a people of Vietnam . They are an Indigenous people, in the Yao-Mien people cluster of the Southeast Asian Peoples affinity bloc. Their primary religion is Ethnoreligion. They primarily speak Iu Mien.

Photo courtesy of Joshua Project. Photo Source: Copyrighted ©️ 2025 The Peoples of Vietnam, Asia Harvest Used with permission

Fast Facts:

Affinity Group: Asian Pacific Peoples
Country: Vietnam
People Cluster: Yao-Mien
Primary Language(s): Iu Mien (ium)
Primary Religion(s): Ethnoreligion
Population: 146,000
Strategic Progress Index (SPI): Engaged yet Unreached
Global Status of Evangelical Christianity (GSEC): Less than 2% Evangelical, Concentrated CP Activity
People Group ID: PG011218

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Pray for the San Diu of Vietnam

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Dig Deeper (Religion):

Primary Religion: Ethnoreligion
Religious Affiliation: Ethnoreligion

%
Ethnoreligion Adherents

Dig Deeper (Language):

Primary Language: Iu Mien
Language Family: Hmong-Mien

%
Iu Mien Speakers

Media Resources in Iu Mien:

Films:

Provided by the Jesus Film Project

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Bible Resources in Iu Mien:

Provided by Faith Comes by Hearing

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Next steps for the San Diu

The San Diu 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 San Diu

The San Diu 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 San Diu

The San Diu 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 San Diu of Vietnam

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

Pray that those who are lost and unaware of God's blessings will come to know Him as the one true God, put their trust in Him, and join in praising Him among the nations.

How then will they call on him in whom they have not believed? And how are they to believe in him of whom they have never heard? And how are they to hear without someone preaching?
readRomans 10:14

Pray that the gospel will advance among those who don’t know the good news of salvation in Jesus so that they might believe and trust in Jesus.

Delight yourself in the Lord, and he will give you the desires of your heart.
readPsalm 37:4

Pray that as people place their faith in Christ, they will delight themselves in the Lord, trusting Him to give them the desires of their hearts.

For so the Lord has commanded us, saying, “‘I have made you a light for the Gentiles, that you may bring salvation to the ends of the earth.’”
readActs 13:47

Pray that as people come to faith, they will follow the Lord's leading to go to their neighbors and share the treasure they found in Christ.

San Diu reported in the following countries (ROP3):

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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