FTDNA Y-tree branch

I-PF3981

I-PF3981 is a branch of the FamilyTreeDNA Y tree with 775 kits that gave a country, counting all sub-branches. It is most common in these samples: Russia (Republic of Chuvashia) (5.3% of kits), El Salvador (3.4% of kits), Chile (3.1% of kits). The branch's common ancestor lived about 8,700 years ago: the FTDNA Discover estimate runs from 7,500 to 11k years ago.

775

kits in the branch

with a country given, including all sub-branches

on the branch itself

kits whose test did not resolve a sub-branch

18%

Big Y

share of kits with a Big Y test among all kits of the branch, sub-branches included

sub-branches

1 with their own page, 1 without

8,700 years

age by Discover

the common ancestor lived 7,500 to 11k 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
United States	98	12.6%	0.3%
England	84	10.8%	0.3%
Spain	76	9.8%	1.9%
Ireland	63	8.1%	0.3%
France	57	7.4%	0.9%
Germany	55	7.1%	0.3%
Scotland	40	5.2%	0.3%
Mexico	36	4.6%	1.6%
Italy	32	4.1%	0.5%
Portugal	24	3.1%	1.3%
United Kingdom	24	3.1%	0.2%
Switzerland	17	2.2%	0.6%
Canada	14	1.8%	0.9%
Puerto Rico	12	1.5%	2.0%
Wales	12	1.5%	0.5%
Brazil	11	1.4%	1.5%
Russia (Republic of Chuvashia)Russian Federation	10	1.3%	5.3%
Poland	9	1.2%	0.1%
Northern Ireland	8	1.0%	0.3%
Sweden	6	0.8%	<0.1%

52 more

The remaining countries and regions (52), 87 kits in total: Chile 5, Belarus 4, Cuba 4, Dominican Republic 4, United States (Native American) 4, Colombia 3, Denmark 3, El Salvador 3, Norway 3, Romania 3, Russian Federation 3, England (Cornish) 2, Hungary 2, India 2, Spain (Andalusia) 2, Spain (Valencia) 2, Ukraine 2, Uruguay 2, Algeria 1, Australia 1, Austria 1, Belgium (Flanders) 1, Bolivia 1, Bosnia and Herzegovina 1, British Virgin Islands 1, Bulgaria 1, Cape Verde 1, Czech Republic 1, Ecuador 1, France (Alsace) 1, Guatemala 1, Guernsey 1, Israel 1, Italy (Sicily) 1, Libya 1, Malta 1, Nicaragua 1, Paraguay 1, Philippines 1, Russia (Republic of Bashkortostan) 1, Russia (Republic of Tatarstan) 1, Serbia 1, Slovakia 1, Slovenia 1, South Africa 1, Spain (Aragon) 1, Spain (Asturias) 1, Spain (Basque) 1, Spain (Castile and León) 1, Spain (Madrid) 1, Tunisia 1, Turkey 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.

Spaniards: 2.5% of samples (3 of 118)
English: 0.4% of samples (4 of 1,050)

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-CTS1132

735 · 94.8% 8,300 years

1 small sub-branch more without a page: 0 kits. On the branch itself, without a resolved sub-branch: 40 kits.

Surnames #

Surnames that testers entered at FTDNA, over the whole branch with its sub-branches: 38 distinct among 126 kits. FTDNA gives surnames per branch only, with no country attached, so they cannot be split by country.

Allen 17
Smith 10
Hicks 7
Barclay 6
Davis 6
Gray 6
Bigham 4
Hurley 4
Husted 4
Laliberte 4
Fant 3
Lentz 3
Anton 2
Ashe 2
Bartley 2

YFull

The same branch on YFull #

YFull builds its tree from the same SNPs; the node is matched by name or by a shared SNP. TMRCA is when the common ancestor of all samples lived, formed is when the branch split from its parent. Intervals are 95%.

I-Y3992: 225 samples. YFull publishes no age for this branch.