Winona is an unincorporated community in southeastern Butler Township, Columbiana County, Ohio, United States.

It has a post office with the ZIP code 44493.

[2] A post office called Winona has been in operation since 1868.

[3][4] The community was named after the character Wenonah in the 1855 epic poem The Song of Hiawatha by Henry Wadsworth Longfellow.

This Columbiana County, Ohio state location article is a stub.