Most likely line of descent:
John Jacob Joh b 6 Jul 1775, Reading, Berks County, PA d Preble County, OH about 1849
Daniel Joh b about 1752, Reading, Berks County, PA, d about 1792, Berks County, PA
John George Joh, b about 1714, Germany, imm 1737, nat 1761, d 1782 Berks County, PA
Some descendants of John George use the Americanized Yohe surname.
If you are a male Joh/Yohe descendant of John Jacob who lived in Preble County OH, please contact me; I'd like to compare notes.
Mike Yohe
mandn.yohe (at) gmail.com