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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

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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

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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

And the people of Israel went into the midst of the sea on dry ground, the waters being a wall to them on their right hand and on their left.
readExodus 14:22

Pray that the God who split the sea so that the Israelites might pass through would do another great work among these people, softening the hearts of those who remain lost to the good news and saving them from their sins.

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.

Walk in wisdom toward outsiders, making the best use of the time.
readColossians 4:5

Pray that as people place their faith in Christ, they will be wise in the way they walk with the lost and manage their time and other resources in a way that honors God.

For I delivered to you as of first importance what I also received: that Christ died for our sins in accordance with the Scriptures, that he was buried, that he was raised on the third day in accordance with the Scriptures.
read1 Corinthians 15:3-4

Pray that God will raise up believers to go to the lost and faithfully proclaim the good news of Jesus' death and resurrection so that all may have an opportunity to access and believe.

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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