Batak Toba DNA
Genetic origins and closest populations · Indonesia (Sumatra) · Southeast Asia
The Batak Toba live in the highlands around Lake Toba in North Sumatra, the largest volcanic lake in the world, left by a super-eruption about 74,000 years ago. They speak an Austronesian language, are known for their boat-shaped houses and clan system, and most became Protestant Christians from the 19th century onwards. In our model, the Batak Toba average is 48.2% Southern Chinese Neolithic farmer, 41.4% Southeast Asian Neolithic farmer and 10.3% South Asian hunter-gatherer related. The Austronesian-related share is much higher than in the Javanese (12.5%) or Malay (37.3%) averages, a sign that the Toba highlands followed their own path, and the South Asian-related share fits the old trade links between Sumatra's coasts and India. The closest modern averages are Malay samples (0.0266 to 0.0329) and the Seletar, none of them tight, so the Batak keep a distinct profile. Ancient matches are moderate, led by Early Neolithic Dushan in Guangxi (0.0561) and Neolithic Liangdao off the Fujian coast (0.0629).
- Ancient components in our model: Southern Chinese Neolithic farmers 48.2%, Southeast Asian Neolithic farmers 41.4%, South Asian hunter-gatherer related (Irula proxy) 10.3%
- Closest modern population in our data: Malay, distance 0.0266
- Closest ancient group in our data: China Dushan 8700BP, distance 0.0561
Batak Toba is one of the 335 modern populations in our population genetics atlas. The numbers on this page describe the average Global25 (G25) genome of the Batak Toba individuals sampled in Indonesia (Sumatra), listed in the G25 sheet as "Batak_Toba". Like every population average, it smooths over a lot of variation between individuals.
Ancient make-up of the Batak Toba average
Modelled as a mix of deep ancestral reference populations, the Batak Toba average comes out as 48.2% Southern Chinese Neolithic farmers, 41.4% Southeast Asian Neolithic farmers and 10.3% South Asian hunter-gatherer related (Irula proxy). The Southern Chinese Neolithic farmers component reflects the Neolithic rice and millet farmers of southern China, whose descendants spread into Southeast Asia. The Southeast Asian Neolithic farmers share (41.4%) reflects the Neolithic farmers of mainland Southeast Asia.
The fit is acceptable (fit distance 0.033): treat the proportions as a good approximation rather than exact values. This population was modelled with a global set of reference populations (ancient genomes, plus modern stand-ins where no suitable ancient genome exists), because West Eurasian sources alone cannot describe it.
Lapita – Austronesian & Pacific Report
Closest modern populations to Batak Toba
Genetically, the Batak Toba average sits nearest to Malay at 0.027, Malay (Singapore) at 0.029 and Malay (Malaysia) at 0.033. On our scale, a distance of 0.027 counts as close. By the tenth closest (Moken) the distance grows to 0.057, a common pattern for a population that shares ancestry with its neighbours while keeping a profile of its own.
| # | Population | Distance | Closeness |
|---|---|---|---|
| 1 | Malay | 0.0266 | Close |
| 2 | Malay (Singapore) | 0.0287 | Close |
| 3 | Malay (Malaysia) | 0.0329 | Close |
| 4 | Seletar | 0.0436 | Close |
| 5 | Indonesian (Bali) | 0.0494 | Close |
| 6 | Iban | 0.0531 | Moderate |
| 7 | Sundanese | 0.0555 | Moderate |
| 8 | Jakun | 0.0571 | Moderate |
| 9 | Vizayan | 0.0573 | Moderate |
| 10 | Moken | 0.0574 | Moderate |
Distances are Euclidean distances between averaged G25 coordinates. On our scale, below 0.025 is very close, below 0.050 close, below 0.080 moderate, and beyond that distant.
Closest ancient populations to Batak Toba
Looking back in time, the ancient sample that most resembles the Batak Toba average is China Dushan 8700BP (c. 6750 BC), at 0.056. Liangdao N and Vietnam LN Mai Da Dieu come next. That is only a moderate match: part of the modern profile was already present then, but later movements of people added substantial layers. A close ancient match is not proof of direct descent: it means those individuals carried a similar overall mix of ancestry.
| # | Ancient sample or group | Period | Distance |
|---|---|---|---|
| 1 | China Dushan 8700BP | c. 6750 BC | 0.0561 |
| 2 | Liangdao N | Neolithic | 0.0629 |
| 3 | Vietnam LN Mai Da Dieu | Late Neolithic | 0.0629 |
| 4 | China Liangdao2 N | Neolithic | 0.0639 |
| 5 | Vietnam N Man Bac | Neolithic | 0.0664 |
| 6 | China Liangdao1 N | Neolithic | 0.0688 |
| 7 | China Fujian N Qihe | Neolithic | 0.0742 |
| 8 | Malaysia Early Modern | Early Modern, c. 1500-1800 AD | 0.0783 |
| 9 | China Fujian EP Qihe | Epipalaeolithic | 0.0789 |
| 10 | Indonesia Flores N-Proto-Metallic Liang Bua | Neolithic | 0.0791 |
Ancient DNA from Indonesia
Our ancient DNA database holds 30 individuals excavated in present-day Indonesia, dated from about 5,300 BC to 1751 AD. The most frequent Y-DNA haplogroups among them are O2a (3), C1b (1) and M1a (1), and the most frequent mtDNA haplogroups are B4 (4), Q1 (3) and E1 (2). These are people who lived on the same land in the past, not necessarily ancestors of today's Batak Toba population.
Most frequent Y-DNA haplogroups
| Haplogroup | Individuals | Examples |
|---|---|---|
| O2a | 3 | TanjungPinang6 TanjungPinang2 TOP002 |
| C1b | 1 | AMA001 |
| M1a | 1 | TOP004 |
| O1a | 1 | Uattamdi1 |
| O1b | 1 | In662 |
| S1a | 1 | TanjungPinang4 |
| S1d | 1 | TanjungPinang1 |
Most frequent mtDNA haplogroups
| Haplogroup | Individuals | Examples |
|---|---|---|
| B4 | 4 | AMA005 AMA001 TanjungPinang6 |
| Q1 | 3 | AMA003008 TanjungPinang2 AMA009 |
| E1 | 2 | Uattamdi1 LIT001 |
| E2 | 2 | TOP004 TOP002 |
| M1 | 2 | GUP001 |
| Q | 2 | TanjungPinang4 TanjungPinang1 |
| F1 | 1 | In661 |
| M17 | 1 | LIA001002 |
Ancient DNA studies on Indonesia
- Reconstructing the west-east genetic division in Indonesia using ancient genomes (2026)
- Onset of summer aridification and the decline of Homo floresiensis at Liang Bua 61,000 years ago (2025)
Browse them in our ancient DNA database: 30 from Indonesia.
Compare yourself with Batak Toba
Paste your G25 coordinates (scaled, one line, with or without a name in front) and we compute your genetic distance to the Batak Toba average and to its closest neighbours, right in your browser. Nothing is uploaded or stored.
| # | Population | Your distance | Closeness |
|---|
This list only covers Batak Toba and its neighbours. To find out which of our reports actually fits your DNA, run the free Report Finder: it runs the same fit test that every report uses before an order.
No G25 coordinates yet? Get a free simulated G25 from your raw DNA file, or order G25 coordinates.
About these numbers
Keep in mind that a population average is a statistical summary of a limited number of sampled individuals. Real people inside any group vary, some carry more of one ancestry and some less, and no genetic profile decides who is or is not Batak Toba. Use these numbers as a map of deep ancestry, not as a label.
Method: averaged G25 coordinates, Euclidean distances to other modern and ancient averages, and a non-negative least-squares model against deep ancestral reference populations (data generated 2026-10-01). Read the full method.
Go deeper than the average
This page describes the Batak Toba average. Your own DNA has its own story: Lapita – Austronesian & Pacific Report (15€) models your genome against the ancient sources and modern communities of the region, era by era, in a personal PDF report.
A report built for people of Austronesian / Indo-Pacific ancestry: ancient regional core (the Taiwan Neolithic homeland, the Lapita culture, Guam Unai and Latte periods, the Medieval voyage to Madagascar) versus non-regional outside...
More populations from Southeast Asia
Frequently asked questions
What is the ancient genetic make-up of Batak Toba?
Modelled with deep ancestral reference populations, the Batak Toba average is about 48.2% Southern Chinese Neolithic farmers, 41.4% Southeast Asian Neolithic farmers and 10.3% South Asian hunter-gatherer related (Irula proxy). These proportions are model estimates for a group average, not exact values for any one person.
Which populations are genetically closest to Batak Toba?
In the G25 data, the closest modern populations to the Batak Toba average are Malay, Malay (Singapore) and Malay (Malaysia). The closest ancient matches are China Dushan 8700BP, Liangdao N and Vietnam LN Mai Da Dieu.
Can a DNA test tell me if I am Batak Toba?
No DNA test can confirm an ethnicity or a nationality. What DNA can show is how similar your genome is to the sampled Batak Toba average and to its neighbours. If you have G25 coordinates, paste them in the comparison box on this page to check that for free.
Which ExploreYourDNA report suits Batak Toba ancestry?
For the Batak Toba average, the regional report to choose is Lapita – Austronesian & Pacific Report, which our fit test rates as an excellent match. Your own DNA may differ from the average, so the free Report Finder checks every report against your file before you buy.
Where does the data on this page come from?
From the averaged Global25 (G25) coordinates of the sampled individuals: genetic distances to other modern and ancient population averages, and a non-negative least-squares model against deep ancestral reference populations. The full method is described at https://www.exploreyourdna.com/populations#method.