The 2017–18 Ohio State Buckeyes men's basketball team represented Ohio State University in the 2017–18 NCAA Division I men's basketball season.

The Buckeyes played their home games at Value City Arena in Columbus, Ohio as members of the Big Ten Conference.

2 seed in the Big Ten tournament, they lost to Penn State in the quarterfinals.

11 seed in the Big Ten tournament, they lost in the first round to Rutgers.

[6] Due to the Big East's use of that venue for their conference tournament, the Big Ten tournament took place one week earlier than usual, ending the week before Selection Sunday.