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PEOPLE GROUP PROFILE

The Wichi Guisnay of Argentina

The Wichi Guisnay of Argentina, numbering approximately 19,500 people, are Engaged yet Unreached. They are described as a subgroup of the Wichí, an indigenous ethnic group originating in Argentina They are an Indigenous people, with Wichi as their ethnic/kinship group and are in the South American Indigenous people cluster of the Latin American and Caribbean Peoples. Their primary religion is Ethnoreligion. They primarily speak Pilcomayo Wichí.

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

Fast Facts:

Affinity Group: Latin American and Caribbean Peoples
Country: Argentina
People Cluster: South American Indigenous
Primary Language(s): Pilcomayo Wichí (mzh)
Primary Religion(s): Ethnoreligion
Population: 19,500
Strategic Progress Index (SPI): Engaged yet Unreached
Global Status of Evangelical Christianity (GSEC): Less than 2% Evangelical, No Active CP Activity
People Group ID: PG017358
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Pray for the Wichi Guisnay of Argentina

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: Ethnoreligion
Religious Affiliation: Ethnoreligion

—
%
Ethnoreligion Adherents

Dig Deeper (Language):

Primary Language: Pilcomayo Wichí
Language Family: Mataguayan

100%
%
Pilcomayo Wichí Speakers

Media Resources in Pilcomayo Wichí:

Films:

Provided by the Jesus Film Project

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Bible Resources in Pilcomayo Wichí:

Provided by Faith Comes by Hearing

Or check out the Pilcomayo Wichí 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: 1), 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% to 2% 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 Wichi Guisnay:
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 Wichi Guisnay 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 Wichi Guisnay:
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 Wichi Guisnay 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 Wichi Guisnay:
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 Wichi Guisnay of Argentina

For all have sinned and fall short of the glory of God.
readRomans 3:23

Pray that those who live in fear, guilt and discontentment because of sin will see their need for change, hear, and receive the good news of freedom from sin through Christ.

Your word is a lamp to my feet and a light to my path.
readPsalm 119:105

Pray that they will receive the Word of God as a lamp to their feet and commit their ways to Him.

And these words that I command you today shall be on your heart. You shall teach them diligently to your children, and shall talk of them when you sit in your house, and when you walk by the way, and when you lie down, and when you rise.
readDeuteronomy 6:6-7

Pray that as people place their faith in Christ, they will hide God's Word in their hearts, let it shape their conversations and daily lives, and pass on their faith to the next generation.

He came as a witness, to bear witness about the light, that all might believe through him.
readJohn 1:7

Pray that God will raise up witnesses to testify about Jesus so that all might believe, knowing that He is light and in Him there is no darkness at all.

Wichi Guisnay Across Countries (ROP3 - 108031) 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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