The 2018–19 Cleveland State Vikings men's basketball team represented Cleveland State University in the 2018–19 NCAA Division I men's basketball season.

The Vikings played their home games at the Wolstein Center as members of the Horizon League.

On July 12, 2019, head coach Dennis Felton was fired.

8 seed at the Horizon League tournament, they defeated Youngstown State and upset No.

4 seed Oakland to advance to the championship game where they lost to Wright State.