The 2019–20 Saint Louis Billikens men's basketball team represented Saint Louis University in the 2019–20 NCAA Division I men's basketball season. Their head coach was Travis Ford in his fourth season at Saint Louis. The team played their home games at Chaifetz Arena as a member of the Atlantic 10 Conference. They finished the season 23–8, 12–6 in A-10 play to finish in fourth place. Their season ended when the A-10 tournament and all other postseason tournaments were canceled due to the ongoing coronavirus pandemic.