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  • Debra Dunbar Nowell has been named Line Leader for Lineage 1
  • William T. Dunbar, III and Lyle Dunbar have been named Line Leaders for Lineage 2
  • Tom Dunbar has been named Line Leader for Lineage 3
  • Monica Dunbar Smith has been named Line Leader for Lineage 4
  • Dave Dunbar has been named Line Leader for Lineage 9
  • Teri Dunbar Austin-Ross has been named Line Leader for Lineage 10
  • Tom Dunbar, Clan Dunbar Genealogist, will help Co-Administer the Dunbar Project.  He's duties will entail performing research and analysis of the Results.  
  • Dave Dunbar has been added as a Co-Administrator.  He can be contacted via the email link below. 
  • Clan Dunbar, USA has endorsed and will help sponsor the Dunbar DNA Surname project.  They will be seeking reference point DNA from persons with "known" lineages that will be crucially beneficial to all participants.  For more information about Clan Dunbar visit their web site:


  • Debra Dunbar Nowell is Administrator for the Dunbar project.  You can reach her at the dunbardna address below.

  • We seek additional Line Leaders to add Family History information and to bring focus to this project.

Feel free to discuss this project on the Dunbar Family Forum

Reasons for NOT being related within the same Surname

1. A clerical error in transcription or a genealogical error (e.g., faulty research)

2. Error in the person (e.g. infants were exchanged at birth accidentally)

3. A child who is assimilated into a family and adopts the surname of the host family.  For instance, after the death/disappearance of both parents or after a remarriage of one of them (there is not official adoption). Also, children known by their step father's name.

4. Man took wife's name and/or children given wife's surname.

5. Born from a couple in which the woman was already pregnant from another man at the moment of her marriage (she could have been a recent widow)

6. Illigitimacy - child given mother's surname or a completely different surname.

7. An adoption (as 3 above)

8. A change of identity for whatever reason e.g. to escape justice, avoid persecution.

9. A corruption of surname or the adoption of a variant or a completely different surname either phonetically or semantically in order to get more easily accepted socially.

10. A Christianization or freeing.  It was the case with Indian Panises in New France and with slaves who were ofter given their previous owner's surname or a completely new name based upon the Saint of the day or on the surname of the priest who presided over the ceremony.

11. Rape (current, in war times, incest (e.g. step father), Lord's Rights - Law of first night

12. Infidelity - (4.6% in good societies)

13. Sexual orgies (the mother remains uncertain of the father but could not be charged of infidelity)

14. Artificial insemination.  Implantation of already fecundated egg....

15. Surname chosen

16. Surname assigned

17. Orphan Trains/Wagon Trains

18. Many more possibilities

Group admins