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
Korean - 한국어 | Nepali - नेपाली
Portugese - Português | Russian - Русский
Spanish - Espanol | Tagalong / Filipino
Be sure to use the data import function in your favorite app for working with data.
If you'd like to help improve these translations, Contact Us.

PEOPLE GROUP PROFILE

The Mamboru of Indonesia

The Mamboru of Indonesia, numbering approximately 12,500 people, are No Longer Unreached. They are an ethnolinguistic community of Indonesia. They are an Indigenous people in the Flores-Sumba-Alor people cluster of the Malay Peoples affinity bloc. Their primary language is Mamboru and their primary religion is Animism.

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

Fast Facts:

Affinity Group: Malay Peoples
Country: Indonesia
People Cluster: Flores-Sumba-Alor
Primary Language(s): Mamboru (mvd)
Primary Religion(s): Animism
Population: 12,500
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 5% or Greater but Less than 10% Evangelical
People Group ID: PG022763
View on Joshua Project

Print Profile
Submit Updates

Pray for the Mamboru 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!
Download Prayer Guide

Dig Deeper (Religion):

Primary Religion: Animism
Religious Affiliation: Ethnoreligion

50%
%

Dig Deeper (Language):

Primary Language: Mamboru
Language Family: Austronesian

100%
%

Media Resources in Mamboru:

Films:

No language code (ROL) found for this post.

Provided by the Jesus Film Project

View all resources

Bible Resources in Mamboru:

The filter value is not set for this post.

Provided by Faith Comes by Hearing

Or check out the Mamboru bible at Bible.com

Linked from YouVersion

View all resources

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): 5% or Greater but Less than 10% Evangelical (GSEC: 5), this people group is greater than or equal to 5% evangelical

Next steps for the Mamboru:
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 Mamboru 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 Mamboru:
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 Mamboru 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 Mamboru:
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 Mamboru of Indonesia

For if while we were enemies we were reconciled to God by the death of his Son, much more, now that we are reconciled, shall we be saved by his life.
readRomans 5:10

Pray that any who may be enemies of God will grasp the depth of God's love demonstrated through Christ's death for the ungodly, and be reconciled to Him.

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 those who don't know the good news of peace and salvation through Jesus Christ will have an opportunity to receive it. Pray that it will bring hope and healing to their souls.

“The LORD is my portion,” says my soul, “therefore I will hope in him.”
readLamentations 3:24

Pray that as people place their faith in Christ and walk through trials, they will be satisfied with the Lord as their portion and will place all their hope in Him.

Beloved, I pray that all may go well with you and that you may be in good health, as it goes well with your soul.
read3 John 1:2

Ask God to grant protection and good health — both physical and spiritual — to those He sends cross-culturally to share the gospel.

Mambora Across Countries (ROP3 - 106198) 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.

Scroll to Top