Mertz Genealogy
Mertz Genealogy
Oakey Mertz
The main site -- click on the link below -- has much more than just what is included in this actual database.

There are a number of white papers covering specific different Mertz families -- their European origins in Alsace, Switzerland or Germany and their early American residences in Berks or Northumberland County, PA and Livingston and Sparta County, NY.

Additional analysis focuses on the DNA studies of people named Mertz or Martz.