Only Mattern males (or males with soundex equivalent surnames) can join this project or a female sponsoring said male. Determine Mattern Surname male line YDNA genetic marker signature. For my traditional genealogy research for this family name see this webpage: http://www.kerchner.com/surnames.htm Project Background, Goals, Results and News Copyright (c) 2013, Charles F. Kerchner, Jr. All Rights Reserved.