The 2018–19 Rider Broncs men's basketball team represented Rider University in the 2018–19 NCAA Division I men's basketball season. They played their home games at the Alumni Gymnasium in Lawrenceville, New Jersey as members of the Metro Atlantic Athletic Conference, and were led by seventh year head coach Kevin Baggett. They finished the 2018–19 season 16–15 overall, 11–7 in MAAC play to finish in a four-way tie for second place. As the 4th seed in the 2019 MAAC tournament, they were defeated by No. 5 seed Siena 81–87 in the quarterfinals.