Charles F. Osborn was a member of the Wisconsin State Assembly.
Charles F. Osborn Wikipedia
Osborn was born on March 16, 1847 in Ashtabula, Ohio. In 1851, he moved to Darlington, Wisconsin.
His father, Sylvester W. Osborn, and brother-in-law, Philo A. Orton, were also members of the Assembly.
Osborn was a member of the Assembly during the 1889 and 1891 sessions. In 1880, he had been elected Mayor of Darlington. Additionally, Osborn was city attorney of Darlington and county judge of Lafayette County, Wisconsin. He was a Republican.