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Archiver > DNA-R1B1C7 > 2011-03 > 1300717008

From: "Sandy Paterson" <>
Subject: Re: [R-M222] Dohertys
Date: Mon, 21 Mar 2011 14:16:48 -0000
References: <221a.45eb7c99.3ab80be1@aol.com>
In-Reply-To: <221a.45eb7c99.3ab80be1@aol.com>

>47% is obviously lower than the 71.6% of the Dohertys but still a
>substantial percentage of related clan members. In their last article the Trinity
>team discussed the Eoghanachta and Dal Cais tribes of Ireland and did not
>find as high a degree of relatedness in their samples as the found in the Ui
>Neill of the north, of which the Dohertys and McLaughlins were members.
>It's possible not every Irish sept will approach the relatedness percentages
>of the Dohertys.

What struck me about the MacLeod site is that it makes it clear that clan membership has historically been open to sons-in-law. Also mentioned is foster children. Given that, 47% is a huge proportion to descend from just one man.


-----Original Message-----
From: [mailto:] On Behalf Of
Sent: 21 March 2011 02:03
Subject: [R-M222] Dohertys

I'm in the process of analyzing (for the umpteenth time) DNA from the
Doherty DNA Project. For those who don't know the surname is best known in
Donegal and surrounding counties in the northwest of Ireland. The name is
somewhat unusual in Irish (O Dochartaigh). Aside from the Dohertys of
Donegal the only other origin for the surname found in surname books is O
Dubhartaigh, found mostly in the south of Ireland, in Tipperary, Co. Clare and
Cork. It is properly anglicised Doorty but inevitably became Doherty over the
centuries. As far as anyone knows the surname is not indigenous to

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