The 2018–19 New Hampshire Wildcats men's basketball team represented the University of New Hampshire in the 2018–19 NCAA Division I men's basketball season.

They played their home games at the Lundholm Gym in Durham, New Hampshire and were led by 14th-year head coach Bill Herrion.

They failed to qualify for the 2019 America East men's basketball tournament.

The Wildcats finished the 2017–18 season 10–21, 6–10 in the America East Conference play to finish in a tie for sixth place.

In the America East tournament, they lost to Hartford in the quarterfinals.