The 2017–18 Canisius Golden Griffins men's basketball team represented Canisius College during the 2017–18 NCAA Division I men's basketball season. The Golden Griffins, led by second-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 21–11, 15–3 in MAAC play to finish in a share for the MAAC regular season title with Rider. It was their first conference regular season title since 1994. As the No. 2 seed at the MAAC tournament, they were upset by in the quarterfinals by No. 7 seed Quinnipiac. They were invited to the College Basketball Invitational where they lost in the first round to Jacksonville State.