Discover the complete official, national, regional and minority languages of Indonesia — a structured reference for business professionals, market analysts, localization specialists, legal translation teams and digital solution developers targeting Indonesia's multilingual market. This page includes ISO 639-1 & ISO 639-3 language codes, writing scripts, language families, language subfamilies and global speaker population data — all in one authoritative, location-intelligence resource.
Why Language Intelligence Matters: For organizations entering Indonesia, precise language data powers smarter multilingual marketing campaigns, customer-facing content localization, cross-border legal document compliance, UI/UX script rendering and voice & chatbot NLP training. Identifying the correct official language, regional dialects and minority languages of Indonesia is essential for strategic decision-making, market entry planning and building trusted communication with local audiences.
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The table below lists all 98 languages recorded for Indonesia, covering every recognized language type — official, national, regional, minority, sign and other. For each language you can find its language family and sub-family (the broader linguistic group it belongs to), the writing script used, standardized ISO 639-1 and ISO 639-3 codes for technical integration, and the estimated number of global speakers. Rows are sorted by language type — official languages appear first, followed by national, regional and minority languages.
| Language | Type | Family | Sub-family | Script | ISO 639-1 | ISO 639-3 | Speakers |
|---|---|---|---|---|---|---|---|
| Indonesian | Official | Malayan | Malay | Latin script | id | ind | 43,627,550 |
| Indonesian sign languages | Official | - | - | - | - | - | - |
| Abui | Regional | Timor–Alor–Pantar | Alor–Pantar | - | - | abz | - |
| Acehnese | Regional | Malayo-Polynesian | Aceh-Chamic | Latin script | - | ace | 3,500,032 |
| Adang | Regional | Timor–Alor–Pantar | Alor–Pantar | - | - | adn | 3,000 |
| Alor languages | Regional | - | - | - | - | - | - |
| Ambonese | Regional | Malayo-Polynesian | Malayic | - | - | abs | - |
| Aru languages | Regional | - | - | - | - | - | - |
| Asmat | Regional | - | - | Latin script | - | - | - |
| Bahau | Regional | Barito | Mahakam | - | - | bhv | - |
| Bajau | Regional | - | - | - | - | - | - |
| Balinese Malay | Regional | pidgin or creole | Malay trade and creole languages | - | - | mhp | 25,000 |
| Banda Malay | Regional | Indonesian languages | Eastern Indonesian | - | - | bpq | - |
| Banggai | Regional | - | - | - | - | - | - |
| Barakai | Regional | Central-Eastern Malayo-Polynesian | Aru | - | - | baj | 300 |
| Batuley | Regional | Central-Eastern Malayo-Polynesian | Aru | - | - | bay | - |
| Betawi | Regional | Nuclear Malayo-Polynesian | Betawic | Latin script | - | bew | 5,000,000 |
| Biak | Regional | West New Guinea | Cenderawasih | - | - | bhw | - |
| Bima | Regional | Sumba–Flores | Sumba–Hawu | Latin script | - | bhp | - |
| Bololango | Regional | - | - | - | - | - | - |
| Buol | Regional | Greater Central Philippine | Gorontalo–Mongondow | - | - | blf | - |
| Buru | Regional | Central Malayo-Polynesian | Central Maluku | Latin script | - | mhs | 32,980 |
| Butonese languages | Regional | - | - | - | - | - | - |
| Dani | Regional | - | - | Latin script | - | - | - |
| Dayak languages | Regional | - | - | - | - | - | - |
| Dobel | Regional | Austric | Austronesian | - | - | kvo | 2,000 |
| Galela | Regional | West Papuan | North Halmahera | Latin script | - | gbi | - |
| Gayo | Regional | Malayo-Polynesian | Northwest Sumatra–Barrier Islands | Latin script | - | gay | - |
| Gorap | Regional | - | - | - | - | goq | - |
| Gorontalic languages | Regional | - | - | - | - | - | - |
| Gorontalo | Regional | Gorontalo–Mongondow | Gorontalic | Latin script | - | gor | 1,000,000 |
| Halmahera languages | Regional | - | - | - | - | - | - |
| Helong | Regional | Central Malayo-Polynesian | Timoric | - | - | heg | - |
| Iban | Regional | Malayic | Ibanic | Latin script | - | iba | 2,300,000 |
| Jambi Malay | Regional | Malayan | Malay | Latin script | - | jax | - |
| Kaidipang | Regional | - | - | - | - | kzp | - |
| Kaili | Regional | - | - | Latin script | - | - | - |
| Kamang | Regional | - | - | - | - | - | - |
| Kambera | Regional | Sumba–Flores | Sumba–Hawu | - | - | xbr | 240,000 |
| Kei | Regional | Kei-Tanimbar | Kei-Fordata | Latin script | - | kei | 1,200 |
| Kendayan | Regional | - | - | - | - | - | - |
| Kerinci | Regional | Malayo-Polynesian | Malayic | Latin script | - | kvr | - |
| Klon | Regional | - | - | Latin script | - | - | - |
| Kola | Regional | Central-Eastern Malayo-Polynesian | Aru | - | - | kvv | 500 |
| Komering | Regional | Malayo-Polynesian | Lampungic | Latin script | - | kge | 470,000 |
| Kui | Regional | Gondi-Kui | Kuvi–Kui | Odia | - | uki | 645,000 |
| Kupang Malay | Regional | Malayan | Malay | - | - | mkn | - |
| Kutai Malay | Regional | - | - | - | - | - | - |
| Lamaholot | Regional | - | - | - | - | slp | 180,000 |
| Lampung | Regional | - | - | - | - | - | - |
| Lolak | Regional | Greater Central Philippine | Gorontalo–Mongondow | - | - | llq | - |
| Loloda | Regional | West Papuan | North Halmahera | Latin script | - | loa | - |
| Ma'anyan | Regional | Barito | East Barito | Latin script | - | mhy | 150,000 |
| Makassar Malay | Regional | Malayan | Malay | - | - | mfp | - |
| Makassarese | Regional | - | - | - | - | - | - |
| Malayic languages | Regional | - | - | - | - | - | - |
| Manado Malay | Regional | - | - | - | - | - | - |
| Manggarai | Regional | Central-Eastern Malayo-Polynesian | Bima-Lembata | Latin script | - | mqy | 900,000 |
| Manombai | Regional | - | - | - | - | woo | - |
| Mariri | Regional | - | - | - | - | mqi | - |
| Mee | Regional | - | - | Latin script | - | - | - |
| Mentawai | Regional | Malayo-Polynesian | Northwest Sumatra–Barrier Islands | Latin script | - | mwv | - |
| Minahasan languages | Regional | - | - | - | - | - | - |
| Mongondow | Regional | Greater Central Philippine | Gorontalo–Mongondow | Latin script | - | mog | - |
| Mongondowic languages | Regional | - | - | - | - | - | - |
| Muna | Regional | Austric | Austronesian | Latin script | - | mnb | 187,000 |
| Nagi | Regional | - | - | Latin script | - | - | - |
| Ngaju | Regional | Barito | West Barito | Latin script | - | nij | 890,000 |
| Nias | Regional | Malayo-Polynesian | Northwest Sumatra–Barrier Islands | Latin script | - | nia | 825,768 |
| North Moluccan Malay | Regional | pidgin or creole | Malay trade and creole languages | - | - | max | - |
| Orang Pulo | Regional | - | - | - | - | - | - |
| Palembang Malay | Regional | - | - | - | - | - | - |
| Papuan Malay | Regional | Indonesian languages | Eastern Indonesian | - | - | pmy | - |
| Papuan languages | Regional | - | - | - | - | - | - |
| Ponosakan | Regional | - | - | - | - | pns | - |
| Pontianak Malay | Regional | Bangka | - | Latin script | - | - | - |
| Rejang | Regional | Malayo-Polynesian | Northwest Sumatra–Barrier Islands | Latin script | - | rej | 350,000 |
| Riau Malay | Regional | - | - | - | - | - | - |
| Rote | Regional | - | - | Latin script | - | - | - |
| Sabah Malay | Regional | Riau Malay | Malaysian Malay | - | - | msi | 3,000,000 |
| Sambas Malay | Regional | - | - | - | - | - | - |
| Sangir | Regional | - | - | - | - | - | - |
| Sangiric languages | Regional | - | - | - | - | - | - |
| Sawila | Regional | Alor–Pantar | Tanglapui | - | - | swt | - |
| Sentani | Regional | Papuan | Sentani | - | - | set | - |
| Suwawa | Regional | - | - | - | - | swu | - |
| Talaud | Regional | - | - | - | - | tld | - |
| Teiwa | Regional | - | - | - | - | - | - |
| Ternate | Regional | Papuan | West Papuan | Latin script | - | tft | 42,000 |
| Tidore | Regional | West Papuan | North Halmahera | - | - | tvo | - |
| Tobati | Regional | Sarmi–Jayapura | Tobati–Enggros | - | - | tti | - |
| Tobelo | Regional | Papuan | West Papuan | - | - | tlb | 27,720 |
| Tombulu | Regional | Philippine | Minahasan | - | - | tom | - |
| Tondano | Regional | Philippine | Minahasan | Latin script | - | tdn | - |
| Tonsawang | Regional | Philippine | Minahasan | - | - | tnw | - |
| Tonsea | Regional | Philippine | Minahasan | - | - | txs | - |
| Tontemboan | Regional | Philippine | Minahasan | - | - | tnt | - |
| dll. | Regional | - | - | - | - | - | - |
The official languages of Indonesia hold constitutional or legal recognition and serve as the primary medium for government administration, judiciary proceedings, national broadcasting and formal public communication. Understanding which languages hold official status in Indonesia is essential for businesses preparing regulatory filings, compliance documents, government tender applications and any official correspondence within the country's legal framework.
For brands, startups and multinationals entering Indonesia, selecting the right language for advertising campaigns, product packaging, e-commerce platforms, customer support portals and social media content directly drives conversion and brand trust. Multilingual targeting across Indonesia's regional languages maximizes audience reach and supports location intelligence-driven marketing strategies.
Beyond official languages, Indonesia may have regional, minority and indigenous languages spoken by distinct community groups. These languages are vital for NGO outreach, humanitarian programs, regional PR, community-targeted campaigns and culturally sensitive product launches. Organizations working in grassroots or regional markets must account for these languages to avoid communication gaps and build genuine local connections.
The writing scripts in use across Indonesia — including Latin, Cyrillic, Arabic, Devanagari, Hangul, CJK characters or indigenous writing systems — have direct implications for software internationalization (i18n), web application Unicode support, mobile keyboard layouts, font rendering and accessibility compliance. Tech companies building apps, SaaS platforms or websites for Indonesia's market must validate full script support to deliver a seamless, professional user experience.
ISO 639-1 (2-letter alpha codes) and ISO 639-3 (3-letter alpha codes) are internationally standardized identifiers used across HTML lang attributes, XML localization files (XLIFF), translation memory systems (TMX), database locale tables, REST API headers and telecommunications protocols. These codes ensure consistent language identification across platforms and are mandatory in compliance with WCAG accessibility standards and international software frameworks.
Each language in Indonesia belongs to a broader language family and sub-family — such as Indo-European, Afro-Asiatic, Sino-Tibetan, Austronesian or Niger-Congo. This genealogical classification helps NLP developers, machine translation teams and computational linguists understand structural similarities, shared vocabulary roots and morphological patterns — which are critical for building accurate language models, translation engines and speech recognition systems targeting Indonesia's population.
Disclaimer We can not guarantee that the information on this page is 100% correct.
