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
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Portugese - Português | Russian - Русский
Spanish - Espanol | Tagalong / Filipino
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PEOPLE GROUP PROFILE

The Iresim of Indonesia

The Iresim of Indonesia, numbering approximately 90 people, are No Longer Unreached. They are described as an ethnolinguistic community of Indonesia They are an Indigenous people, with Iresim as their ethnic/kinship group and are in the Malay people cluster of the Malay Peoples. Their primary religion is Animism. They primarily speak Yeresiam.

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

Fast Facts*:

Affinity Group: Malay Peoples
Country: Indonesia
People Cluster: Malay
Primary Language(s): Yeresiam (ire)
Primary Religion(s): Animism
Population: 90
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical
People Group ID: PG022925
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Pray for the Iresim of Indonesia

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.

Pray Now!
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Dig Deeper (Religion):

Primary Religion: Animism
Religious Affiliation: Ethnoreligion

75%
%
Animism Adherents

Dig Deeper (Language):

Primary Language: Yeresiam
Language Family: Austronesian

75%
%
Yeresiam Speakers

Media Resources in Yeresiam:

Films:

No film resources are listed for this language.

Provided by the Jesus Film Project

View all resources

Bible Resources in Yeresiam:

No Bible resources are listed for this language.

Provided by Faith Comes by Hearing

Or check out the Yeresiam bible at Bible.com

Linked from YouVersion

View all resources

SPI: No longer Unreached

The Iresim 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 Iresim:
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 Iresim of Indonesia

As it is written: “None is righteous, no, not one; no one understands; no one seeks for God".
readRomans 3:10-11

Pray that God will have mercy on those living in broken relationship with Him, and that He will bring many to surrender and repentance at the throne of grace.

And your ears shall hear a word behind you, saying, ‘This is the way, walk in it,’ when you turn to the right or when you turn to the left.
readIsaiah 30:21

As the lost in this people group seek to know the truth of who God is, pray that the Spirit of God will draw them to Himself and guide them in the way they should go.

For to us a child is born, to us a son is given; and the government shall be upon his shoulder, and his name shall be called Wonderful Counselor, Mighty God, Everlasting Father, Prince of Peace.
readIsaiah 9:6

Pray that as people place their faith in Christ, they will rejoice in the coming of the Prince of Peace because He will bring everlasting peace and rule with justice and righteousness.

The light shines in the darkness, and the darkness has not overcome it.
readJohn 1:5

Pray that when discouraging days come, those who cross cultures for the sake of the gospel will be comforted as they remember that the light of Christ is stronger than the darkness that surrounds them.

Iresim Across Countries (ROP3 - 104060) reported in the following countries:

Strategic Progress Index
All

1 people group

PhotoPeople Group IDNameCountryPopulation ▲Strategic Progress IndexLanguageReligion
IresimPG022925IresimIndonesia90No Longer UnreachedYeresiamAnimism

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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