The 2021–22 Western Michigan Broncos men's basketball team represented Western Michigan University in the 2021–22 NCAA Division I men's basketball season. The Broncos, led by second-year head coach Clayton Bates, played their home games at University Arena in Kalamazoo, Michigan as members of the Mid-American Conference. They finished the season 8–23, 4–16 in MAC play to finish in last place. They failed to qualify for the MAC tournament.