The 2018–19 Creighton Bluejays men's basketball team represented Creighton University in the 2018–19 NCAA Division I men's basketball season. The Bluejays were led by ninth-year head coach Greg McDermott and played their home games at the newly-named CHI Health Center Omaha, as members of the Big East Conference. They finished the season 20–15, 9–9 in Big East play to finish in a four-way tie for third place. As the No. 5 seed in the Big East tournament, they lost to Xavier in the quarterfinals. They received a bid to the National Invitation Tournament as the No. 2 seed in the TCU bracket where they defeated Loyola and Memphis before losing to TCU in the quarterfinals.