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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

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.

Sing to the LORD, bless his name; tell of his salvation from day to day.
readPsalm 96:2

Pray that gospel resources will reach this generation so that they will receive the good news and sing to the LORD, bless His name, and tell of His salvation each day.

Again I say to you, if two of you agree on earth about anything they ask, it will be done for them by my Father in heaven.
readMatthew 18:19

Pray that as people place their faith in Christ, they find other believers to pray with, and that they will trust God to answer their requests according to His will.

For as we share abundantly in Christ’s sufferings, so through Christ we share abundantly in comfort too.
read2 Corinthians 1:5

When any who might believe suffer for the sake of the gospel, ask God to deepen their understanding of His grace so that they may share it freely with those who have not received it.

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

Strategic Progress Index
All

1 people group

PhotoPeople Group ID ▼NameCountryPopulationStrategic 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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