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 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

All have turned aside; together they have become worthless; no one does good, not even one.
readRomans 3:12

Pray that those who are enslaved to sin will admit their need for a Savior, acknowledging that no one is righteous.

The steadfast love of the LORD never ceases; his mercies never come to an end; they are new every morning; great is your faithfulness.
readLamentations 3:23-23

Pray that they will have hope in the Lord, knowing that His compassions never fails and that His mercies are new every morning.

I lift up my eyes to the hills. From where does my help come? My help comes from the LORD, who made heaven and earth.
readPsalm 121:1-2

Pray that as people place their faith in Christ and experience hardship, God will remind them that their help comes from the One who made heaven and earth and that He is powerful to meet their needs.

The Lord is not slow to fulfill his promise as some count slowness, but is patient toward you, not wishing that any should perish, but that all should reach repentance.
read2 Peter 3:9

Pray that those God sends to cross cultures will patiently endure hardships as they share the gospel, knowing that the Lord is not slow to fulfill His promise.

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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