The 2019–20 Canisius Golden Griffins men's basketball team represented Canisius College in the 2019–20 NCAA Division I men's basketball season. The Golden Griffins, led by fourth-year head coach Reggie Witherspoon, played their home games at the Koessler Athletic Center in Buffalo, New York as members of the Metro Atlantic Athletic Conference. They finished the season 12–20, 7–13 in MAAC play to finish in tenth place. They lost in the first round of the MAAC tournament to Iona.