Prototype rebuild by the IMB Innovation Team. The official site is peoplegroups.org.

People group profile · PG022780

The Wanukaka of Indonesia

The Wanukaka of Indonesia, numbering about 18,500 people, are No Longer Unreached. They are a West Sumba people descended from two founding migrations, one overland through Anakalang and one along the coast from Cape Sasar, whose headhunting persisted until Dutch suppression in the 1920s, still hosting the Pasola ceremony with Kodi and Lamboya.

They are an indigenous people in the Flores-Sumba-Alor people cluster of the Malay Peoples. Their primary religion is Animism, and they primarily speak Wanukaka.

Pray for the WanukakaPrint profile

AI-generated illustration representing the Wanukaka people
AI-generated illustration, not a photograph. Photo by Google. (2026). Image generated by Gemini 2.5 Flash: Wanukaka

Fast facts

Country
Indonesia
Population
18,500
Affinity group
Asian Pacific Rim Peoples
People cluster
Flores-Sumba-Alor
Primary language
Wanukaka (wnk)
Primary religion
Animism
Strategic Progress Index ?
No Longer Unreached
Evangelical
30% or Greater but Less than 40%
GSEC ?
10% or Greater Evangelical
Lostness priority ?
Significantly Reached People Group
Region
South-Eastern Asia, Asia
Location
East Nusa Tenggara province: west Sumba island, southwest coast

Where they live

Gospel status

The Wanukaka are No Longer Unreached, which means 2% or more are evangelical Christians. In GSEC terms, this people group is greater than or equal to 10% evangelical.

  • Congregations exist Yes
  • Church planting in the last two years No Churches Planted

Next steps for the Wanukaka

  • Pray for the churches among this group to grow in faithfulness and maturity
  • Equip believers to reach the unreached peoples around them
  • Send out laborers from this people to the nations

Primary religion

Animism · Ethnoreligion

50% adherents

Primary language

Wanukaka · Austronesian family

100% speak Wanukaka

Gospel resources in Wanukaka

  • Bible not available
  • JESUS Film not available
  • Radio programs not available
  • Gospel recordings not available
  • Audio resources available
  • Bible stories not available

Find more at the JESUS Film Project, Bible.com and Faith Comes by Hearing.

Pray for the Wanukaka

  1. Matthew 9:37–38. Ask the Lord of the harvest to send out laborers into his harvest field.
  2. 2 Timothy 2:2. Pray for faithful local leaders who will teach others, so that the church multiplies.
  3. Ephesians 5:8. Pray that those walking in darkness will turn to the light and live as children of light.
  4. Romans 10:14–15. Ask God to send messengers, so that people can hear, believe and call on the name of the Lord.

Download a prayer guide

Know something we don't? Submit updates to IMB Global Research.