2019–20 Atlantic 10 Conference men's basketball season

On March 15, 2019, George Washington announced that Maurice Joseph would not return after three seasons as head coach of the Colonials.

[1] Six days later on March 21, George Washington announced that it had hired Siena head coach Jamion Christian to replace Joseph.

[2] On March 19, 2019, Saint Joseph's announced that head coach Phil Martelli would not be retained following 24 seasons leading the Hawks.

[4] Notes: This table summarizes the head-to-head results between teams in conference play.

[7] Obi Toppin, Dayton Fatts Russell, Rhode Island Jacob Gilyard, Richmond Kyle Lofton, St. Bonaventure Jordan Goodwin, Saint Louis Marcus Weathers, Duquesne Tre Mitchell, Massachusetts Blake Francis, Richmond Grant Golden, Richmond Hasahn French, Saint Louis Trey Landers, Dayton Jeff Dowtin, Rhode Island Osun Osunniyi, St. Bonaventure Ryan Daly, Saint Joseph's Javonte Perkins, Saint Louis Jeff Dowtin, Rhode Island Jaren Holmes, St. Bonaventure Toliver Freeman, Saint Joseph's Marcus Santos-Silva, VCU Jacob Gilyard, Richmond Osun Osunniyi, St. Bonaventure Hasahn French, Saint Louis Jordan Goodwin, Saint Louis Jamison Battle, George Washington Tre Mitchell, Massachusetts Yuri Collins, Saint Louis Bones Hyland, VCU