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:

Bible Resources in Pilcomayo Wichí:

Or check out the Pilcomayo Wichí bible at Bible.com

Linked from YouVersion

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% or Greater but Less than 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 Samuel said to Saul, “You have done foolishly. You have not kept the command of the Lord your God, with which he commanded you."
read1 Samuel 13:13a

Pray that those who are walking in disobedience will recognize their sin and to turn to God.

Worship the LORD in the splendor of holiness; tremble before him, all the earth!
readPsalm 96:9

Pray that many who do not yet know Jesus will come to know Him and worship Him in the splendor of His holiness.

But God, being rich in mercy, because of the great love with which he loved us, even when we were dead in our trespasses, made us alive together with Christ—by grace you have been saved.
readEphesians 2:4-5

Pray that as people place their faith in Christ, they will remember God's mercy and grace and experience joy as they walk in new life with Christ.

And if anyone will not receive you or listen to your words, shake off the dust from your feet when you leave that house or town. Truly, I say to you, it will be more bearable on the day of judgment for the land of Sodom and Gomorrah than for that town.
readMatthew 10:14-15

Pray for God to raise up and send out believers to share the gospel with those in this people group who do not yet follow Christ. Pray that they will be welcomed with open arms so that the people they share with will hear and receive the good news with joy.

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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