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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 a subgroup of the Wichí, an indigenous ethnic group originating in Argentina. They are an Indigenous people in the South American Indigenous people cluster of the Latin American and Caribbean Peoples affinity bloc. Their primary language is Pilcomayo Wichí and their primary religion is Ethnoreligion.

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 Recent 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

View all resources

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 Recent 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

Abraham said, "God will provide for himself the lamb for a burnt offering, my son." So they went both of them together.
readGenesis 22:8

Pray that God will open the ears of those who are lost to understand and believe that only shed blood takes away sin and that, like Abraham, they will believe that God Himself provides the lamb for the burnt offering, who is Jesus the final, perfect sacrifice.

Be exalted, O God, above the heavens! Let your glory be over all the earth!
readPsalm 57:11

Pray that the lost will learn about God's great love and faithfulness so that they might trust in Christ for their salvation.

But when the goodness and loving kindness of God our Savior appeared, he saved us, not because of works done by us in righteousness, but according to his own mercy, by the washing of regeneration and renewal of the Holy Spirit.
readTitus 3:4-5

Pray that as people place their faith in Christ and might struggle with temptation to trust in their own works, they will remember that it is only because of God's mercy that they have been saved.

The times of ignorance God overlooked, but now he commands all people everywhere to repent.
readActs 17:30

Pray that those God sends to cross cultures will boldly and lovingly declare that God commands all people everywhere to repent.

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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