http://www.kerchner.com/success.htm Kerchner Surname Y-DNA Project Success Stories Proved that immigrants Adam Kerchner and Frederick Kerchner who arrived in Pennsylvania in 1741 and 1751 respectively were probably related. Kit #577 represented Adam Kerchner clan and Kit #581 represented the Frederick Kerchner clan. by: Charles F. Kerchner, Jr., P.E.