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FTDNA Y-tree branch

I-Z171

I-Z171 is a branch of the FamilyTreeDNA Y tree with 969 kits that gave a country, counting all sub-branches. It is most common in these samples: Netherlands (1.4% of kits), Switzerland (1.4% of kits), Cuba (1.4% of kits). The branch's common ancestor lived about 3,700 years ago: the FTDNA Discover estimate runs from 3,200 to 4,200 years ago.

969
kits in the branch
with a country given, including all sub-branches
47
on the branch itself
kits whose test did not resolve a sub-branch
26%
Big Y
share of kits with a Big Y test among all kits of the branch, sub-branches included
2
sub-branches
1 with their own page, 1 without
3,700 years
age by Discover
the common ancestor lived 3,200 to 4,200 years ago

Where it is found #

Countries and regions given by the branch's carriers. “Share of branch” is the part of the branch's kits that belongs to the country. “Share of country” is the part of that country's kits that falls into the branch; it is computed only for countries with at least 50 kits.

Where it is found
Country / region kits Share of branch Share of country
England 172 0.6%
United States 169 0.6%
Germany 129 0.7%
Ireland 69 0.3%
Sweden 62 0.5%
Scotland 55 0.4%
United Kingdom 55 0.6%
Switzerland 42 1.4%
Finland 36 0.4%
Netherlands 33 1.4%
France 22 0.3%
Denmark 21 1.3%
Czech Republic 12 0.5%
Northern Ireland 11 0.4%
Norway 11 0.2%
Poland 11 0.1%
Russian Federation 6 <0.1%
Italy 5 <0.1%
United States (Native American)United States 5 0.3%
Canada 4 0.2%
22 more

The remaining countries and regions (22), 39 kits in total: Hungary 4, Wales 4, Cuba 3, Portugal 3, Spain 3, Åland 2, Australia 2, Austria 2, Latvia 2, Ukraine 2, Armenia 1, Belarus 1, Belgium 1, Brazil 1, Bulgaria 1, Croatia 1, England (Cornish) 1, Estonia 1, Jamaica 1, New Zealand 1, Scotland (Shetland) 1, Slovenia 1.

YFull

Most common among these peoples #

From YFull samples that gave a mother tongue: the part of a people's samples that falls into this branch. Peoples with at least 3 samples in the branch are listed.

Sub-branches #

Sub-branches that have their own page (50 kits or more). The bar is the kits in the sub-branch with its own sub-branches; the age is when its common ancestor lived.

I-Z78
919 · 94.8% 3,500 years

1 small sub-branch more without a page: 3 kits. On the branch itself, without a resolved sub-branch: 47 kits.

Surnames #

Surnames that testers entered at FTDNA, over the whole branch with its sub-branches: 67 distinct among 221 kits. FTDNA gives surnames per branch only, with no country attached, so they cannot be split by country.