The 2023–24 Kansas State Wildcats men's basketball team represented Kansas State University in the 2023–24 NCAA Division I men's basketball season, their 121st basketball season.

The Wildcats were led by second-year head coach Jerome Tang and played their home games in Bramlage Coliseum in Manhattan, Kansas as members of the Big 12 Conference.

The Wildcats finished the 2022–23 season 26–10, 11–7 in Big 12 play to finish in a tie for third place.

They lost in the quarterfinals of the Big 12 tournament to TCU.

They received an at-large bid to the NCAA tournament as the No.