Hammetts
Please have a look at the sites listed below.
The first our particular DNA story to date, the second a very respected British scholar sheds light upon the subject,and the last a helpful European one that includes the results of haplogroupe studies.
The Grays have for some time led the call. Do have a look and consider.
http://www.familytreedna.com/public/Hammett/default.aspxhttp://www.familytreedna.com/public/Hammett/default.aspx
http://www.buildinghistory.org/distantpast/peoplingeurope.shtmlhttp://www.buildinghistory.org/distantpast/peoplingeurope.shtml
http://www.eupedia.com/europe/european_y-dna_haplogroups.shtmlhttp://www.eupedia.com/europe/european_y-dna_haplogroups.shtml