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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 Giay of Vietnam

The Giay of Vietnam, numbering approximately 55,000 people, are Engaged yet Unreached. They are an indigenous Tai-speaking people descended from migrants from China about three centuries ago, concentrated in the northern provinces of Lao Cai, Ha Giang, Lai Chau, and Yen Bai. They mostly adhere to Animism and Bouyei is their primary language.

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

Fast Facts:

Affinity Group: Southeast Asian Peoples
Country: Vietnam
People Cluster: Bouyei
Primary Language(s): Bouyei (pcc)
Primary Religion(s): Animism
Population: 55,000
Strategic Progress Index (SPI): Engaged yet Unreached
Global Status of Evangelical Christianity (GSEC): Less than 2% Evangelical, No Recent CP Activity
People Group ID: PG011134

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Pray for the Giay 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.

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Dig Deeper (Religion):

Primary Religion: Animism
Religious Affiliation: Ethnoreligion

100%
%
Animism Adherents

Dig Deeper (Language):

Primary Language: Bouyei
Language Family: Tai-Kadai

100%
%
Bouyei Speakers

Media Resources in Bouyei:

Films:
TitleLink
JESUSView Film
JESUSView Film

2 films

Provided by the Jesus Film Project

View all resources

Bible Resources in Bouyei:

Bible Name (Translation)VideoAudioText
ZXN Version✓✓

1 entry

Provided by Faith Comes by Hearing

Or check out the Bouyei bible at Bible.com

Linked from YouVersion

View all resources

SPI: Unreached yet Engaged

The Giay 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 Giay:
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

Pray specifically for the Giay of Vietnam

For you, O LORD, are most high over all the earth; you are exalted far above all gods.
readPsalm 97:9

Pray that those who don't yet know Him will recognize the Lord as the Most High and turn from spiritual darkness to worship Him above all else.

Or do you presume on the riches of his kindness and forbearance and patience, not knowing that God’s kindness is meant to lead you to repentance?
readRomans 2:4

Pray that, in God's kindness and according to His nature, He will lead many to repentance.

Turn, O LORD, deliver my life; save me for the sake of your steadfast love.
readPsalm 6:4

Pray that as people place their faith in Christ and still struggle with the worries of this life, God will deliver them from worry for the sake of His steadfast love.

Behold, I am doing a new thing; now it springs forth, do you not perceive it? I will make a way in the wilderness and rivers in the desert.
readIsaiah 43:19

Praise the God who is able to make a way forward, even when it seems impossible. Ask Him to do a new thing among this people group specifically and among the nations, raising up believers to go and share the gospel with individuals and places where it has not flourished before.

Giay Across Countries (ROP3 - 107305) reported in the following countries:

Strategic Progress Index
All

2 people groups

PhotoPeople Group IDNameCountryPopulation ▼Strategic Progress IndexLanguageReligion
GiayPG011134GiayVietnam55,000Engaged yet UnreachedBouyeiAnimism
GiayPG020899GiayLaos8,700Unengaged and UnreachedBouyeiAnimism

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.

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