The 2021–22 Marist Red Foxes men's basketball team represented Marist College in the 2021–22 NCAA Division I men's basketball season. The Red Foxes, led by fourth-year head coach John Dunne, played their home games at the McCann Arena in Poughkeepsie, New York as members of the Metro Atlantic Athletic Conference. They finished the season 14–16 overall, and 9–11 in MAAC play to finish in a tie for fifth place. As the No. 6 seed in the MAAC tournament, they were upset in the first round by No. 11 seed Quinnipiac 52–77.