The 2018–19 Louisiana–Monroe Warhawks men's basketball team represented the University of Louisiana at Monroe in the 2018–19 NCAA Division I men's basketball season.

The Warhawks, led by ninth-year head coach Keith Richard, played their home games at Fant–Ewing Coliseum as members of the Sun Belt Conference.

The Warhawks finished the 2017–18 season 16–16, 9–9 in Sun Belt play, to finish in a tie for fifth place.

They defeated Arkansas State in the first round of the Sun Belt tournament before losing in the quarterfinals to Georgia Southern.

They received an invitation to the CollegeInsider.com Tournament where they lost in the first round to Austin Peay.