X2-a

1926

X2-a is a mitochondrial (maternal) haplogroup downstream of X2, formed about 3,100 years ago, defined by 1 mutations; TheYtree curates 106 sub-clades and 486 samples under this lineage (Personal 37 / Scientific 21 / Ancient 428).

Key facts

Upstream lineageX2

Downstream sub-clades106

Defining mutations1

TMRCA~3,100 yr · 3.1 kya

AliasesYFull X2-a · FTDNA X2-G225A

Samples

486Samples in lineage

37Personal

21Scientific

428Ancient

Germany 22France 19Türkiye 17Hungary 16Austria 14United Kingdom 13Italy 13

Representative ancient samples (aDNA)

ROUQW Grotte du Rouquet, Moujan Late NeolithicGrotte du Rouquet, MoujanLate Neolithic: 3101-3356 BCE (5127-5382 cal BP, 2026)aDNA
2HC51961131 Mont-Aimé hypogée II Late NeolithicMont-Aimé hypogée IILate Neolithic: 3102-3355 BCE (5128-5381 cal BP, 2026)aDNA
2H06 Mont-Aimé hypogée II Late NeolithicMont-Aimé hypogée IILate Neolithic: 3099-3344 BCE (5125-5370 cal BP, 2026)aDNA
I15512 Serbia_ViminaciumPirivoj 100-300 CEViminacium, Pirivoj Necropolis100-300 CEaDNA

FAQ

What is haplogroup X2-a?

When did X2-a form?

X2-a formed about 3,100 years ago.

Where are X2-a samples mainly from?

TheYtree curates 486 samples under this lineage, mainly from Germany、France、Türkiye.

How do I attach my sample to X2-a?

Register and use the Free Submit tool to submit your maternal haplogroup or mutations; it will be placed on the corresponding maternal tree.

← Back to the maternal haplogroup