The Banyumasan of Indonesia

The Banyumasan of Indonesia, numbering approximately 9,195,000 people, are Engaged yet Unreached. They are an indigenous community of Indonesia; a dialect subgroup of Javanese (jav). Java Mendhoan, Java Banyumasan, Java Serayu They are an Indigenous people, in the Jawa people cluster of the Malay Peoples affinity bloc. Their primary religion is Islam - Sunni. They primarily speak Javanese.

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

Fast Facts:

Affinity Group: Asian Pacific Rim Peoples
Country: Indonesia
People Cluster: Jawa
Primary Language(s): Javanese (jav)
Primary Religion(s): Islam - Sunni
Population: 9,195,000
Strategic Progress Index (SPI): Engaged yet Unreached
Global Status of Evangelical Christianity (GSEC): Less than 2% Evangelical, Dispersed CP Activity
People Group ID: PG022426
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Pray for the Banyumasan 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: Islam - Sunni
Religious Affiliation: Islam

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Dig Deeper (Language):

Primary Language: Javanese
Language Family: Austronesian

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Media Resources in Javanese:

Films:

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Bible Resources in Javanese:

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Or check out the Javanese bible resources at Bible.com

Linked from YouVersion

Next steps for the Banyumasan

The Banyumasan are Unengaged and Unreached, 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.

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

Next steps for the Banyumasan

The Banyumasan 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.

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

Next steps for the Banyumasan

The Banyumasan 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.

Empower local believers to begin praying for their own people
Continue gospel seed sowing and church planting among this group
Encourage local leaders to being leading church planting strategy and looking for Unreached and Unengaged groups nearby

Pray specifically for the Banyumasan of Indonesia

"For it is easier for a camel to go through the eye of a needle than for a rich person to enter the kingdom of God." Those who heard it said, "Then who can be saved?" But he said "What is impossible with man is possible with God."
readLuke 18:25-27

Pray that the lost who think they have everything they need will recognize their spiritual poverty apart from Jesus and turn to Him in faith.

For your steadfast love is great to the heavens, your faithfulness to the clouds.
readPsalm 57:10

Pray that God will work, even in the hearts of hard-to-reach people, and that they will rejoice in His steadfast love and faithfulness.

Behold, how good and pleasant it is when brothers dwell in unity!
readPsalm 133:1

Pray that as people place their faith in Christ, they will be unified and love one another as God loves them.

Therefore take up the whole armor of God, that you may be able to withstand in the evil day, and having done all, to stand firm.
readEphesians 6:13

Pray that God will send believers to the lost of this people group and that, as they share the gospel, they will take up the whole armor of God so that they can stand firm when trials come.

Java Banyumasan (ROP3 - 104218) 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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