Gerry, Please go to the webpage http://worldconnect.rootsweb.com/http://worldconnect.rootsweb.com/ and on the box "surname" put "Korndorfer". It will look in the database for this surname and return 31 matches, most of them about Johann and Katherine family. Try Kleindienst as well, it will show you 52 Kleindienst. One of them born in the 1600s !! Good luck!