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

But those who desire to be rich fall into temptation, into a snare, into many senseless and harmful desires that plunge people into ruin and destruction.
read1 Timothy 6:9

Pray for those, rich and poor, who have put their trust in worldly things, and ask that they will be honest with themselves, acknowledge their need for God and turn to Him.

Ascribe to the LORD the glory due his name; bring an offering, and come into his courts!
readPsalm 96:8

Pray for people here to humbly give God the glory due His name.

Remember your mercy, O LORD, and your steadfast love, for they have been from of old.
readPsalm 25:6

Pray that as people place their faith in Christ, they will remember the merciful nature and steadfast love of God as they walk with Him daily.

O LORD, who shall sojourn in your tent? Who shall dwell on your holy hill? He who walks blamelessly and does what is right and speaks truth in his heart.
readPsalm 15:1-2

Ask God to send believers who will go and, with integrity, walk blamelessly and do what is right, speaking truth about the Lord with those who need to learn about His redemption plan.

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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