The 2018–19 Valparaiso Crusaders men's basketball team represented Valparaiso University during the 2018–19 NCAA Division I men's basketball season.

The Crusaders, led by third-year head coach Matt Lottich, played their home games at the Athletics–Recreation Center as second-year members of the Missouri Valley Conference.

They finished the season 15–18, 7–11 in MVC play to finish in a tie for eighth place.

9 seed in the MVC tournament, they defeated Indiana State in the first round before losing to Loyola in the quarterfinals.

The Crusaders finished the 2017–18 season 15–17, 6–12 in MVC play to finish in last place in their first season as members of the MVC.