The Ohio Secretary of State is responsible for overseeing the elections in the state of Ohio. The secretary of state also is responsible for registering business entities (corporations, etc.) and granting them the authority to do business within the state, registering secured transactions, and granting access to public documents.

The Secretary of State was elected by the Ohio General Assembly from 1803 to 1851 to a three year term. Under the new 1851 Constitution, it was made an elective office for a two year term. In 1954, it was made a four-year term. The Secretary of State is elected to a in the even-numbered year when the President is not running, after being nominated in partisan primary elections.

List of Ohio Secretaries of State