The Rembong of Indonesia

The Rembong of Indonesia, numbering approximately 5,500 people, are No Longer Unreached. They are an ethnolinguistic community of Indonesia. They mostly adhere to Sunni Islam and Rembong is their primary language.

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
View on Joshua Project

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:

No film resources are listed for this language.

Bible Resources in Rembong:

No Bible resources are listed for this language.

Or check out the Rembong bible at Bible.com

Linked from YouVersion

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

Every word of God proves true; he is a shield to those who take refuge in him.
readProverbs 30:5

Pray that those who don't yet know God will trust the flawless Word of God and seek refuge in Him, finding hope and salvation instead of remaining in spiritual darkness.

Or do you presume on the riches of his kindness and forbearance and patience, not knowing that God’s kindness is meant to lead you to repentance?
readRomans 2:4

Pray that, in God's kindness and according to His nature, He will lead many to repentance.

The Lord is my light and my salvation; whom shall I fear? The Lord is the stronghold of my life; of whom shall I be afraid?
readPsalm 27:1

Pray that as people place their faith in Christ, God will strengthen them when they face persecution of any kind for Jesus' name’s sake.

How beautiful upon the mountains are the feet of him who brings good news, who publishes peace, who brings good news of happiness, who publishes salvation, who says to Zion, "Your God reigns”
readIsaiah 52:7

Pray that God will provide open doors for believers who cross cultures to share the good news of salvation with those who need it. Pray that He will give them joy as they see Him move.

Rembong Across Countries (ROP3 - 108350) reported in the following countries:

Strategic Progress Index
All

1 people group

To download a comprehensive people group list in spreadsheet form, visit our Research Data page.

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