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People group profile · PG043728

The Adja of Benin

The Adja of Benin, numbering about 652,000 people, are No Longer Unreached. They are an Adja-Ewe people whose ancestors migrated from Tado on the Mono River in the twelfth or thirteenth century to found the Allada kingdom around 1600, later divided among three founding brothers whose territories became Allada, Dahomey, and Porto-Novo.

They are an indigenous people in the Guinean people cluster of the Sub-Saharan African Peoples. Their primary religion is Ethnoreligion, and they primarily speak Aja (Benin).

Pray for the AdjaPrint profile

AI-generated illustration representing the Adja people
AI-generated illustration, not a photograph. Photo by Google. (2025). Image generated by Gemini 2.5 Flash: Adja

Fast facts

Country
Benin
Population
652,000
Affinity group
Sub-Saharan African Peoples
People cluster
Guinean
Primary language
Aja (Benin) (ajg)
Primary religion
Ethnoreligion
Strategic Progress Index
No Longer Unreached
Evangelical
5% or Greater but Less than 10%
GSEC
5% or Greater but Less than 10% Evangelical
Lostness priority
Moderately Reached People Group
Region
Western Africa, Africa
Location
Coufou department: Aplahoué, Djakotomè, Dogbo, Klouékanmè, Lalo, and Tovinklin communes on Mono river; Mono department: Athiémè, Houéyogbé communes; Zou department: Agbangnizoun and Djidja communes; Cotonou and many southern mixed-language towns

Where they live

Gospel status

The Adja are No Longer Unreached, which means 2% or more are evangelical Christians. In GSEC terms, this people group is greater than or equal to 5% evangelical.

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

Next steps for the Adja

  • 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

Ethnoreligion

45% adherents

Primary language

Aja (Benin) · Atlantic-Congo family

100% speak Aja (Benin)

Gospel resources in Aja (Benin)

  • Bible available, published 2023
  • JESUS Film available
  • Radio programs not available
  • Gospel recordings available
  • Audio resources available
  • Bible stories not available

Films

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

Pray for the Adja

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

Download a prayer guide

Aja in other countries

The same people (ROP3 100074) is reported in 1 other country.

People groupCountryPopulationStatus
AdjaTogo287,000No Longer Unreached

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