The 2018–19 Monmouth Hawks men's basketball team represented Monmouth University in the 2018–19 NCAA Division I men's basketball season.

They played their home games at OceanFirst Bank Center in West Long Branch, New Jersey as members of the Metro Atlantic Athletic Conference, and were led by 8th-year head coach King Rice.

As the 6th seed in the 2019 MAAC tournament, they defeated No.

3 seed Quinnipiac 98–92 in the quarterfinals, upset No.

They lost in the first round of the MAAC tournament to Saint Peter's.