Hello Aussie!
Found the follow names in the cesus indexes for Ohio. Looks like your John
(Johannes) is the only one who stayed in Ohio. Keep in mind that any of
these names would be suspect as the census takers sometimes weren't great
with spellings.
Walpert, John F.
1850 Ohio Federal Population Schedule
Muskingun Co., Harrison Township
page 047
Wolfort, John
1850 Ohio Federal Population Schedule
Marion Co., Prospect Township
page 023
Wollpert, John G.
1850 Ohio Federal Population Schedule
Ross Co., Chillicothe
page 069
Wolpert, John F.
Morgan Co., York Township
1840 Ohio Federal Population Schedule
page 238
Woolfort, John
1860 Ohio Federal Population Schedule
Wood Co., Perrysburg Township
page 395
Woolpart, John
1850 Ohio Federal Population Schedule
Wyandot Co., Crane Township
page 652
Woolpart, John
1850 Ohio Federal Population Schedule
Wyandot Co., Crane Township
page 652
Woolpert, John J.
1850 Ohio Federal Population Schedule
Medina Co., Liverpool Township
page 389
Good luck with your search.
Indiana, Kentucky, Ohio Searcher
Researching: LOSTUTTER, WILKEY/WHELCHEL, DREW, OVERTON