What Is My Ethnicity If I Am Indian? What Language, History and DNA Say

"What is my ethnicity if I am Indian?" sounds like it should have a one-word answer. Then you try to give one. Is it "Indian"? "South Asian"? "Asian"? Your language, like Tamil or Punjabi? Your community? The words "Aryan" and "Dravidian" you heard at school? A form in London, Toronto or New Jersey asks one thing, a relative at a wedding means another, and a DNA test report shows a third.

The confusion is not your fault. "Ethnicity" bundles together several different ideas, and India, with more languages and communities than almost any other country, is where those ideas pull furthest apart. This guide separates them, one at a time, and then explains what your DNA can actually measure, using the peer-reviewed genetics and the census data behind each claim.

Five words people mix up: ethnicity, nationality, race, caste and language

Most arguments about "what Indians are" happen because two people are using the same word for different things. Here is how the five ideas differ.

Nationality: the passport question

Nationality is legal. It is the country you are a citizen of. An Indian citizen is Indian by nationality whatever their language, religion or community. A British Gujarati, an American Malayali and a Canadian Punjabi may all have a different nationality from their grandparents while sharing their ancestry. Nationality can change in an afternoon at a citizenship ceremony. Your DNA does not.

Ethnicity: shared culture, language and a sense of origin

Ethnicity is about belonging to a group that shares a language, customs, food, history and a sense of common origin. It is partly something you inherit and partly something you live. In India, people usually express it through language and region ("I'm Bengali", "we're Kannadigas") or through community. Abroad, forms tend to compress all of that into one box.

Race: a census category, not a biological fact

Race is a social and administrative category, and different countries draw it differently. In the United States, the Office of Management and Budget defines "Asian" as a person with origins in "any of the original peoples of the Far East, Southeast Asia, or the Indian subcontinent", so Indians fall under Asian, while Hispanic or Latino is treated as a separate ethnicity question that people of any race can answer. In the UK census, "Indian" is itself one of the ethnic group options, listed under "Asian or Asian British". India's own census does not ask about race at all.

Caste: a social system, not an ethnicity

Caste (jati and varna) is a social structure of hereditary communities, rules about marriage and traditional occupations. It has shaped who married whom for many centuries, and genetics can see the effect of that history, as we will show. But caste is not an ethnicity in the scientific sense, and it is not something a laboratory can read off your genome. We return to this below, because it is where most misunderstandings start.

Language family: the best single clue to Indian ethnicity

If you want one ethnic label that historians, linguists and geneticists can all work with, language family is the closest. India's languages belong to a handful of families, and for most people the family of their mother tongue says something real about regional history. It is not destiny: people switch languages over generations, and a language family is not a gene pool. But it is a far better starting point than skin tone, surname or a guess.

India's four big language families, by the census numbers

India's Census 2011 language paper (Table C-16, published by the Office of the Registrar General) gives the clearest picture. People returned 19,569 raw names for their mother tongue, which linguists rationalised into 121 languages. Those 121 languages fall into a few families:

Language family	Share of India's population (Census 2011)	Examples of languages
Indo-Aryan (a branch of Indo-European)	78.05%	Hindi, Bengali, Marathi, Gujarati, Punjabi, Odia, Assamese, Urdu, Konkani, Kashmiri, Sindhi, Nepali
Dravidian	19.64%	Telugu, Tamil, Kannada, Malayalam, Tulu, Kodava, Gondi, Kurukh
Austroasiatic	1.11%	Santali, Mundari, Ho, Khasi, Korku, Juang, Nicobarese
Tibeto-Burman	1.01%	Manipuri (Meitei), Bodo, Garo, Mizo, Tripuri, many Naga languages, Lepcha

Of the 22 languages in the Eighth Schedule of the Constitution, 15 are Indo-Aryan, 4 are Dravidian, 1 (Santali) is Austroasiatic and 2 (Bodo and Manipuri) are Tibeto-Burman. Hindi alone was returned as a mother tongue by 43.63% of the population, although that figure folds in many regional mother tongues that the census groups under Hindi.

Indo-Aryan speakers

Spread across the north, west, east and centre, from Kashmir and Punjab to Gujarat, Maharashtra, Bengal and Assam. Indo-Aryan languages descend from the same ancient family as Persian and most European languages, which is why words like Sanskrit matr and English mother look alike.

Dravidian speakers

Concentrated in the south, with Telugu, Tamil, Kannada and Malayalam each spoken by tens of millions, but also found in central and eastern India among communities speaking Gondi and Kurukh (Oraon).

Austroasiatic speakers

Mostly in Jharkhand, Odisha and West Bengal, where Santal, Munda and Ho communities speak Munda languages such as Santali, Mundari and Ho. Khasi, spoken in Meghalaya, belongs to the same family, as does Nicobarese.

Tibeto-Burman speakers

Mainly in the Northeast and the Himalayan belt: Manipur, Nagaland, Mizoram, Tripura, Assam, Arunachal Pradesh, Sikkim and Ladakh. The census counts 66 Tibeto-Burman languages, more than any other family in India, even though together they are spoken by about 1% of the population.

How genetics sees it: from ANI and ASI to three ancient sources

Language tells you about culture and history. DNA tells you about ancestry: which ancient populations your ancestors came from, and in what proportions. Over the last 15 years, genetic research on Indians has moved through three stages.

Stage 1: ANI and ASI (Reich and colleagues, Nature, 2009)

The first large genome-wide study of India analysed 25 diverse groups and found strong evidence for two ancient, genetically divergent populations ancestral to most Indians today. The researchers named them Ancestral North Indians (ANI), who are genetically close to Middle Easterners, Central Asians and Europeans, and Ancestral South Indians (ASI), who are as distinct from ANI and from East Asians as those two are from each other.

ANI ancestry ranged from 39% to 71% across the groups studied, and was higher on average in traditionally upper-caste groups and in Indo-European speakers. Groups with only ASI ancestry may no longer exist on the mainland; the Andamanese turned out to be ASI-related with no ANI ancestry at all. Another finding matters for this article: genetic differences between Indian groups were larger than those between European groups, because endogamy (marrying within the community) has preserved founder effects for thousands of years. Our explainer on ANI and ASI goes deeper.

When did ANI and ASI mix? A follow-up study by Moorjani and colleagues (American Journal of Human Genetics, 2013) dated the mixture to between roughly 1,900 and 4,200 years ago, and concluded that India shifted from a place where mixture was common to one where mixture, even between closely related groups, became rare because of endogamy.

Stage 2: four mainland ancestries (Basu and colleagues, PNAS, 2016)

A study by Basu, Sarkar-Roy and Majumder analysed 367 people from 18 mainland and 2 island populations chosen to represent India's geographic, linguistic and ethnic diversity. It found four major ancestries on the mainland rather than two: ANI and ASI, plus an Ancestral Austro-Asiatic component prominent in Austroasiatic-speaking tribal groups and an Ancestral Tibeto-Burman component prominent in Tibeto-Burman speakers. The Andaman and Nicobar populations carried a fifth, distinct ancestry.

The same study found that mainland populations once admixed widely, and that this was rapidly replaced by endogamy about 70 generations ago, particularly among Indo-European-speaking upper castes. Among tribal populations the shift to endogamy happened at less uniform times. If you want to understand how marriage rules shaped Indian DNA, see caste and endogamy in Indian DNA.

Stage 3: ancient DNA and the three-source model (2019 onwards)

ANI and ASI were statistical constructs: nobody had sampled them. Ancient DNA changed that. In 2019 Narasimhan and colleagues published genome-wide data from 523 ancient individuals in Science, and found that a trio of sources fits South Asians since the Bronze Age:

• AASI, Ancient Ancestral South Indians: the deep, indigenous hunter-gatherer ancestry of South Asia. The study models it as an Asian lineage that split off around the same time as the lineages leading to East Asians, Andaman Islanders and Australians. Our guide to AASI explains it in detail.
• Iranian-farmer-related ancestry: carried by people on what the authors call the Indus Periphery Cline, a profile of about 45-82% Iranian-farmer-related and 11-50% AASI ancestry that they argue was characteristic of many people of the Indus Valley Civilization.
• Steppe ancestry: from Middle to Late Bronze Age pastoralists of the Central Asian steppe, which arrived in the first half of the second millennium BCE and today contributes up to about 30% of the ancestry of some South Asian groups. See steppe ancestry in India.

In this picture, the ASI formed after 2000 BCE when Indus Periphery people mixed with groups carrying more AASI ancestry, and the ANI formed when Indus Periphery people mixed with incoming Steppe groups. Most of the Steppe ancestry came through males. The study also found that groups that traditionally view themselves as being of priestly status tend, with exceptions, to carry more Steppe ancestry than their ANI-ASI mix would predict, which the authors read as independent evidence for a Steppe origin of South Asia's Indo-European languages. For the long-running debate this touches, read Aryan migration: what DNA shows.

A companion paper the same year in Cell, by Shinde and colleagues, sequenced an individual buried at Rakhigarhi in present-day Haryana, a major Indus Valley Civilization site. That genome fitted as a mixture of ancient Iranian-related ancestry (the largest component) and Southeast Asian hunter-gatherer-related ancestry, with little if any Steppe ancestry. Its Iranian-related ancestry came from a lineage that split before the ancestors of early Iranian farmers, herders and hunter-gatherers separated, which argues against a large-scale spread of western Iranian farmers into India.

The Indian cline: why you are a point on a gradient

Narasimhan and colleagues placed 140 present-day South Asian groups on what they called the Modern Indian Cline: a gradient running between more ANI-like and more ASI-like ancestry. That gradient is the single most important idea for answering "what is my ethnicity?" genetically. Indians do not fall into a few sealed boxes. Most of us sit somewhere along a continuous line, with our position shaped by region, language and community history. Other groups, including many in the Northeast and some tribal communities, carry additional ancestry and do not sit neatly on that line at all.

The newest whole-genome picture (Kerdoncuff and colleagues, Cell, 2025)

In 2025 a team led by Elise Kerdoncuff and Priya Moorjani published whole-genome sequences from 2,762 people sampled across 18 Indian states and union territories through the nationally representative LASI-DAD study. They found that most Indians carry ancestry primarily from three groups: South Asian hunter-gatherers, Eurasian Steppe pastoralists and Neolithic farmers related to Iranian and Central Asian cultures. They also found extensive signs of strong founder events from a recent shift towards endogamy, a cluster of people from East and Northeast India (most represented by West Bengal) with about 5% East Asian-related ancestry, and 1-2% ancestry from Neanderthals and Denisovans.

Am I South Asian or Indo-Aryan?

This is one of the most common versions of the question, and the honest answer is: probably both, because they describe different things.

• South Asian is a geographic and ancestry term. It covers people whose recent ancestry is from India, Pakistan, Bangladesh, Nepal, Sri Lanka, Bhutan and the Maldives. Genetically, almost every Indian is South Asian.
• Indo-Aryan is a language term. If your family's mother tongue is Hindi, Bengali, Marathi, Gujarati, Punjabi, Odia or another language in that branch, you are an Indo-Aryan speaker. If it is Tamil, Telugu, Kannada or Malayalam, you are a Dravidian speaker.
• "Aryan" and "Dravidian" as races are an old colonial-era way of thinking that genetics does not support. Indo-Aryan speakers and Dravidian speakers both carry AASI, Iranian-farmer-related and (in varying amounts) Steppe ancestry. The difference is in proportions, not in kind. North and South Indians are best thought of as different points on the same cline.

So what should I write on a form?

Use the categories the form offers, because they are administrative rather than scientific. In the US, Indians fall under "Asian" for race, because the official definition includes the Indian subcontinent. In the UK, the ethnic group option is "Indian" under "Asian or Asian British". Where a form asks for free text, "Indian" or "South Asian" is accurate. If you want something more personal, your language and region ("Tamil", "Punjabi", "Bengali") are the most meaningful ethnic descriptions most Indians can give, and they line up reasonably well with the genetic picture.

Why "Broadly South Asian" on 23andMe or AncestryDNA feels so vague

Plenty of people search this question after a DNA test from a global company told them they are 90-something percent "South Asian", or showed a "Broadly South Asian" or "Broadly Central & South Asian" label. In 23andMe's reports, a "Broadly" label is a fallback: it appears when the algorithm is confident a stretch of DNA is from a wide region but cannot place it in a narrower population. For many Indians, a large share of the report ends up there.

23andMe itself has written about why. In a 2024 update to its Central & South Asia ancestry (offered in beta to customers on its newest chip), it split the region into seven populations: Central Asian; Bangladeshi & Northeast Indian; Central & Southern Indian; Gujarati Patel; Kannadiga, Tamil, Telugu & Sri Lankan; Malayali; and North Indian & South Pakistani. The company noted that South Asians are underrepresented in global genetic studies, that endogamy creates distinct groups that are hard to separate from their neighbours, and that overlapping regions give mixed results.

Seven populations for well over a billion people is a start, but it cannot capture the 140 groups on the Indian cline, let alone the differences between communities in the same state. The limit is the reference panel, not your DNA. Our guide to getting past "Broadly South Asian" walks through what to do with a file you already have.

What a DNA test can and cannot say about who you are

Before you test, it helps to know which questions DNA can answer and which ones it cannot. This table maps the identity labels people commonly use to what a genetic test can actually measure.

Identity label	What it really is	What DNA can measure
Indian (nationality)	Legal citizenship	Nothing. Citizenship is not in your genes.
South Asian	A geographic ancestry region	Yes, reliably: how much of your ancestry is South Asian versus other world regions.
Indo-Aryan, Dravidian, Austroasiatic or Tibeto-Burman	Language family of your mother tongue	Indirectly: your genetic similarity to reference groups who speak those languages, not the language itself.
"North Indian" or "South Indian"	Regional identity	Your position on the Indian cline and your similarity to state-level reference groups.
Your state (Tamil Nadu, Punjab, Bengal...)	Where your family lived	A state-level ancestry breakdown, as similarity to people from each region, not a birthplace.
Your community or jati	A social group defined by marriage, custom and history	Similarity to community reference groups. Never membership.
Your caste or varna	A social hierarchy	Nothing. DNA cannot identify or prove a caste.
"Aryan" or "Dravidian" as a race	A discredited colonial-era category	Not a real category. DNA measures AASI, Iranian-farmer-related and Steppe proportions instead.
Paternal and maternal line	One line each among thousands of ancestors	Y-DNA haplogroup (fathers' line, for people with a Y chromosome) and mtDNA haplogroup (mothers' line).

DNA cannot identify or prove a caste

This point deserves to be stated plainly. Studies have found average differences between groups, such as higher ANI or Steppe ancestry on average in some traditionally upper-caste groups. Averages are not individuals. Every community is internally diverse, communities overlap heavily, families have moved and married across lines over centuries, and the same genetic profile can appear in people of very different social backgrounds. No marker says "Brahmin", "Dalit" or "Kshatriya".

So a good test reports similarity: "your DNA is most similar to these reference groups". It never says "you are a member of this caste". It cannot rank people, it says nothing about worth, and claims of genetic "purity" have no basis in the data, which show that Indian groups are mixtures. Our honest take on whether a DNA test can tell your caste goes into more detail.

What else DNA cannot tell you

• Your religion. Conversion changes faith, names and customs within a generation; it does not change ancestry. Indian Christians, Muslims, Sikhs and Hindus from the same region are often genetically very similar.
• Your exact village or named ancestors. DNA shows populations. Family records, temple registers and oral history tell you about people.
• Whether a group is "older" or more "authentic". All living Indians descend from the same ancient sources in different proportions.

How Helixline reports state-level and community similarity

Helixline is an Indian company built around this specific problem: giving Indians a more detailed answer than "Broadly South Asian". Your DNA is compared against a reference dataset of 7,600+ global reference samples, with 140+ South Asian community reference groups. Here is what the Origins ancestry report includes:

• A state-level ancestry breakdown: how similar your DNA is to people from different Indian states and regions.
• Community similarity: your closest matches among 140+ South Asian community reference groups. The panel spans all four language families, from groups such as Tamil Brahmin (Iyer), Nair and Reddy to Marwari, Jat and Bengali Kayasth, Santhal, Munda and Khasi groups, and Bodo, Mizo and Naga groups. These are similarity comparisons, not a verdict on who you are.
• Ancient composition: your ANI and ASI split and your AASI, Iranian-farmer-related and Steppe proportions, so you can see where you sit on the Indian cline.
• Y-DNA and mtDNA haplogroups: your direct paternal and maternal lines.

The kits are for delivery in India: a saliva sample, free doorstep pickup, and processing at an ISO 15189 certified Indian lab partner. Your data stays in India.

Option	Price	What you get
Origins kit (India)	₹6,999	The full ancestry report: state-level breakdown, community similarity, ANI/ASI/Steppe/AASI composition, Y-DNA and mtDNA haplogroups
Decode kit (India)	₹12,999	Everything in Origins plus health, traits and pharmacogenomics reports and a Health Coach consultation
Infinite kit (India)	₹17,999	Everything in Decode plus a 137-marker Full Body Blood Test and a doctor consultation
Upload Ancestry (already tested abroad)	$25 · £19 · €23 · CA$34 · A$38 · AED 92 · S$34 · ₹1,999	The ancestry analysis of your existing 23andMe, AncestryDNA, MyHeritage or FamilyTreeDNA raw file, within 1-2 days
Upload Complete	$50 · £39 · €46 · CA$68 · A$76 · AED 184 · S$68 · ₹3,999	Upload Ancestry plus the health-related reports

Kits arrive in 3-4 days, and results are ready in 2-3 weeks from the moment your sample reaches the lab, with free shipping both ways. You can compare all three kits on the buy page.

Living outside India?

If you already have a raw data file from 23andMe, AncestryDNA, MyHeritage or FamilyTreeDNA, you do not need a new kit. Upload it to Helixline and get the same Indian state-level and community analysis in 1-2 days, from $25 or the equivalent in your currency. And if your parents or grandparents live in India, you can buy a kit for them from abroad by choosing "Someone in India" at checkout, or see our gifting page. Testing an older relative often gives the clearest picture of the family's roots. Our international page explains the options for families abroad.

Sources and further reading

• Reich D, Thangaraj K, Patterson N, Price AL, Singh L. Reconstructing Indian population history. Nature, 2009. pmc.ncbi.nlm.nih.gov/articles/PMC2842210
• Moorjani P and colleagues. Genetic evidence for recent population mixture in India. American Journal of Human Genetics, 2013. pmc.ncbi.nlm.nih.gov/articles/PMC3769933
• Basu A, Sarkar-Roy N, Majumder PP. Genomic reconstruction of the history of extant populations of India reveals five distinct ancestral components and a complex structure. PNAS, 2016. pmc.ncbi.nlm.nih.gov/articles/PMC4760789
• Narasimhan VM and colleagues. The formation of human populations in South and Central Asia. Science, 2019. pmc.ncbi.nlm.nih.gov/articles/PMC6822619
• Shinde V and colleagues. An ancient Harappan genome lacks ancestry from Steppe pastoralists or Iranian farmers. Cell, 2019. pmc.ncbi.nlm.nih.gov/articles/PMC6800651
• Kerdoncuff E and colleagues. 50,000 years of evolutionary history of India: impact on health and disease variation. Cell, 2025. pmc.ncbi.nlm.nih.gov/articles/PMC12376946
• Office of the Registrar General, India. Census of India 2011, Paper 1 of 2018: Language (Table C-16). PDF copy of the census language paper
• US Census Bureau. About the topic of race (OMB race categories). census.gov/topics/population/race/about.html
• UK Government. List of ethnic groups (Ethnicity facts and figures). ethnicity-facts-figures.service.gov.uk
• 23andMe. Central & South Asia ancestry update, 2024. 23andme.org/blog/articles/central-and-south-asia

Frequently Asked Questions

What is my ethnicity if I am Indian?

Indian is your nationality. On most forms abroad your ethnicity is recorded as Indian or South Asian, and in the US the race category is Asian. Within India, the most meaningful ethnic description is usually your language and region, for example Tamil, Punjabi or Bengali, which places you in one of four language families: Indo-Aryan, Dravidian, Austroasiatic or Tibeto-Burman. Genetically, most Indians are a mixture of three ancient sources, AASI hunter-gatherers, Iranian-farmer-related people and Steppe pastoralists, in proportions that vary by region and community.

What ethnicity are Indians?

Indians are not one ethnic group but many. The 2011 Census grouped the country's mother tongues into 121 languages: Indo-Aryan languages are spoken by 78.05% of the population, Dravidian by 19.64%, Austroasiatic by 1.11% and Tibeto-Burman by 1.01%. Genetic studies show these groups share the same deep ancestral sources in different proportions, forming a gradient rather than separate races.

Am I South Asian or Indo-Aryan?

Probably both, because the two words describe different things. South Asian is a geographic and ancestry term that covers almost every Indian. Indo-Aryan is a language term: you are an Indo-Aryan speaker if your family speaks Hindi, Bengali, Marathi, Gujarati, Punjabi, Odia or a related language, and a Dravidian speaker if it speaks Tamil, Telugu, Kannada or Malayalam. Aryan and Dravidian are not races; both groups carry the same ancient ancestries in different amounts.

Can a DNA test tell my caste?

No. DNA cannot identify or prove a caste. Studies have found average differences between groups, but every community is internally diverse and communities overlap heavily, so no genetic marker corresponds to a caste. A responsible test reports your similarity to community reference groups, which is a comparison, not membership, and says nothing about status or worth.

Why does my DNA test only say South Asian?

Global companies have relatively few well-labelled Indian samples in their reference panels, and endogamy creates many distinct groups that are hard to separate from their neighbours. When the algorithm is confident that DNA is from a wide region but cannot place it more precisely, it falls back to broad labels such as Broadly South Asian. In 2024 23andMe split Central and South Asia into seven populations in a beta update, which is still coarse for a country with more than a hundred distinct groups on its genetic gradient.

What does a Helixline ancestry test show about Indian ethnicity?

The Origins report (₹6,999) gives a state-level ancestry breakdown, similarity comparisons against 140+ South Asian community reference groups, your ANI, ASI, Steppe and AASI composition, and your Y-DNA and mtDNA haplogroups. Decode (₹12,999) adds health, traits and pharmacogenomics reports and a Health Coach consultation. Kits are delivered in India with free doorstep pickup, and results are ready in 2-3 weeks from the moment your sample reaches the lab. If you already tested abroad, you can upload your raw data instead, from $25, with results in 1-2 days.

Ready for your own answer? Order Decode for ancestry plus health in India, or upload your existing raw data if you tested abroad. For more background, read how to read an Indian DNA report.