The Lati of Vietnam

The Lati of Vietnam, numbering approximately 13,000 people, are Unengaged and Unreached. They are described as an ethnolinguistic community of Vietnam, Ha Giang province: west of Ha Giang in upper Clear River Valley (Riviere Claire) on the China border They are an Indigenous people, with Lachi 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 Lachi.

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

Fast Facts:

Affinity Group: Southeast Asian Peoples
Country: Vietnam
People Cluster: Tai
Primary Language(s): Lachi (lbt)
Primary Religion(s): Ethnoreligion
Population: 13,000
Strategic Progress Index (SPI): Unengaged and Unreached
Global Status of Evangelical Christianity (GSEC): Less than 2% Evangelical, No Active CP Activity
People Group ID: PG011175
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Pray for the Lati of Vietnam

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

97%
%
Ethnoreligion Adherents

Dig Deeper (Language):

Primary Language: Lachi
Language Family: Tai-Kadai

76%
%
Lachi Speakers

Media Resources in Lachi:

Films:

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Bible Resources in Lachi:

Or check out the Lachi 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): Frontier Unreached People Group, (LPI: 0), < 0.1% 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 Lati:
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 Lati 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 Lati:
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 Lati 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 Lati:
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 Lati of Vietnam

For the wages of sin is death, but the free gift of God is eternal life in Christ Jesus our Lord.
readRom 6:23

Pray that those who haven't heard yet will hear and believe that the wages of their sin is death, but the free gift of God is eternal life in Christ Jesus our Lord.

For the word of God is living and active, sharper than any two-edged sword, piercing to the division of soul and of spirit, of joints and of marrow, and discerning the thoughts and intentions of the heart.
readHebrews 4:12

Pray for God's Word to be accessible to everyone in this people group in a way they will resonate with so that many will engage with it, receive it, and share it with others.

Praying at all times in the Spirit, with all prayer and supplication. To that end, keep alert with all perseverance, making supplication for all the saints.
readEphesians 6:18

Pray that as people place their faith in Christ, they will be alert and persistent in prayer for all believers, offering their requests with thanksgiving.

But by the grace of God I am what I am, and his grace toward me was not in vain. On the contrary, I worked harder than any of them, though it was not I, but the grace of God that is with me. Whether then it was I or they, so we preach and so you believed.
read1 Corinthians 15:10–11

Pray that God's people will preach the message of Jesus' death and resurrection and that it will spread among the lost through the selfless witness of believers.

Lachi Across Countries (ROP3 - 114159) reported in the following countries:

To download a comprehensive people group list in spreadsheet form, visit our Research Data page.

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