Haplogroup L-M20
L-M20 is a South Asian and Near Eastern lineage — strong along the Indus, in South India and in pockets of the Caucasus and Anatolia. Explore the branch in the full Y-DNA haplotree — sub-branches, defining variants and where its testers live. Free, no account needed.
Y-DNA branch
Live tree below
Free · no account needed
Origin and distribution of L-M20
L-M20 rose in or near the Indus world and remains most at home there: its L1a branches are common in Pakistan and northwest India — among Baloch, Brahui and Punjabi populations — and dense through South India's Dravidian-speaking peoples, while a distinct western branch (L1b/L-M317) settled the Caucasus, Anatolia and the Levant in smaller numbers, with a notable pocket among Chechens and in eastern Anatolia.
Ancient DNA has begun filling in its history: L appears among the farming populations of the Iranian plateau and in Bronze Age Near Eastern cities, suggesting the lineage was part of the agricultural world stretching from Mesopotamia to the Indus. In Europe it is rare — mostly a Mediterranean trace — which makes an L result a strong pointer toward South Asian or Near Eastern paternal roots.
One line among many: your Y haplogroup traces a single paternal line — one ancestor per generation out of thousands — so it is a thread of deep ancestry, not an ethnicity and not a percentage of who you are. Two men in the same branch share a forefather, but the rest of their genomes can differ as much as any two strangers'.
Frequently asked questions
What is haplogroup L-M20?
L-M20 is a South Asian and Near Eastern lineage — strong along the Indus, in South India and in pockets of the Caucasus and Anatolia. It is a branch of the Y-DNA tree: everyone in it inherits the same set of defining mutations from one shared forefather.
How do I find out if I belong to L-M20?
If you have already tested with a consumer DNA company, the free Y-DNA Clade Finder reads a raw DNA export (23andMe, AncestryDNA, MyHeritage or a VCF) and places you on the tree at the resolution your file supports — free, and the file is discarded after analysis. A dedicated Y-DNA sequencing test resolves deeper branches than a genotyping chip can.
Does belonging to L-M20 make me descend from one people?
No. A haplogroup follows a single paternal line — one ancestor per generation — while the rest of your ancestry doubles every generation back. It is a deep-time thread, not an ethnicity, and two members of the same branch can otherwise be as genetically different as any two strangers.
What does this page's tree data show?
The live browser below shows the branch inside the full Y-DNA haplotree of tested lineages — its sub-branches, the variants that define them, and the countries its testers report. Counts reflect people who have taken a Y-DNA test and shared an origin, so they describe the tested world, not ancient frequencies.
Keep exploring
Don't know your haplogroup yet? The free Y-DNA Clade Finder reads it from a raw DNA export. Or browse the whole tree in the Y-DNA Haplotree. Other major branches: