The Rembong of Indonesia

The Rembong of Indonesia, numbering approximately 5,500 people, are No Longer Unreached. They are described as an ethnolinguistic community of Indonesia They are an Indigenous people, with Rembong as their ethnic/kinship group and are in the Flores-Sumba-Alor people cluster of the Malay Peoples. Their primary religion is Sunni Islam. They primarily speak Rembong.

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

Fast Facts*:

Affinity Group: Malay Peoples
Country: Indonesia
People Cluster: Flores-Sumba-Alor
Primary Language(s): Rembong (reb)
Primary Religion(s): Sunni Islam
Population: 5,500
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 2% or Greater but Less than 5% Evangelical
People Group ID: PG022769
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Pray for the Rembong 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.

Dig Deeper (Religion):

Primary Religion: Sunni Islam
Religious Affiliation: Islam

70%
%
Sunni Islam Adherents

Dig Deeper (Language):

Primary Language: Rembong
Language Family: Austronesian

100%
%
Rembong Speakers

Media Resources in Rembong:

Films:

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Bible Resources in Rembong:

Or check out the Rembong bible at Bible.com

Linked from YouVersion

Explore Lostness and Next Steps

Unengaged and Unreached

Strategic Priority Index (SPI): Unengaged and Unreached (SPI: 2), 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): Marginally Reached People Group, (LPI: 4), 3% to 6% Evangelical.
Global Status of Evangelical Christianity (GSEC): 2% or Greater but Less than 5% Evangelical (GSEC: 4), this people group is greater than or equal to 2% evangelical

Next steps for the Rembong:
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 Rembong 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 Rembong:
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 Rembong 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 Rembong:
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 Rembong of Indonesia

He went to him and bound up his wounds, pouring on oil and wine. Then he set him on his own animal and brought him to an inn and took care of him
readLuke 10:34

Pray that the lost among them will experience the kind of compassion Jesus taught His followers to show others, and that they will trust in Him because He is the one who brings healing to the broken and lost.

Declare his glory among the nations, his marvelous works among all the peoples!
readPsalm 96:3

Pray for people to hear and believe the good news of Jesus and joyfully share it with their family and friends.

But recall the former days when, after you were enlightened, you endured a hard struggle with sufferings, sometimes being publicly exposed to reproach and affliction, and sometimes being partners with those so treated.
readHebrews 10:32-33

Pray that as people place their faith in Christ, they will remember the day of their salvation and persevere in their faith despite hardships and suffering.

"For as I passed along and observed the objects of your worship, I found also an altar with this inscription: ‘To the unknown god.’ What therefore you worship as unknown, this I proclaim to you."
readActs 17:23

Pray that believers God sends to cross cultures will be sensitive to the spiritual needs of the people they serve, and will proclaim the truth of Christ to them in creative ways that they will understand.

Rembong Across Countries (ROP3 - 108350) 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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