Regularly scheduled general elections occur on Election Day, coinciding with various other federal, statewide, and local races.
Senators elected to staggered six-year terms, which were originally selected by the state legislature.
Senators are elected directly by the voters of each state.
Special elections may be held to fill mid-term vacancies to elect an individual to serve the remainder of the unexpired term.
The list below contains results from all U.S. Senate elections held in Ohio after the passage of the Seventeenth Amendment, sorted by year.