Charles Jonas (born Karel Jonáš - October 24, 1840 – January 15, 1896) was a Czech journalist, linguist and political activist, who became a Wisconsin journalist and politician.

The Karel Jonas House in Racine, Wisconsin was added to the National Register of Historic Places on March 1, 1982.
It is located at 1337 North Erie Street.
Charles Jonas (born Karel Jonáš - October 24, 1840 – January 15, 1896) was a Czech journalist, linguist and political activist, who became a Wisconsin journalist and politician.
The Karel Jonas House in Racine, Wisconsin was added to the National Register of Historic Places on March 1, 1982. It is located at 1337 North Erie Street.
Charles Jonas (Wisconsin politician)