| Mode: | Basketball |
| Year: | 2018–19 |
| Team: | Brown Bears |
| Conference: | Ivy League |
| Short Conf: | Ivy |
| Record: | 20–12 |
| Conf Record: | 7–7 |
| Hc Year: | 7th |
| Asst Coach2: | Tyler Simms |
| Asst Coach3: | Antone Gray |
| Bowl Result: | Quarterfinals |
The 2018–19 Brown Bears men's basketball team represented Brown University during the 2018–19 NCAA Division I men's basketball season. The Bears, led by seventh-year head coach Mike Martin, played their home games at the Pizzitola Sports Center in Providence, Rhode Island as members of the Ivy League. They finished the season 20-12, 7-7 in Ivy League Play to finish a 3-way tie for 4th place. They failed to qualify for the Ivy League tournament. They received an at-large bid to the College Basketball Invitational where they defeated UAB in the first round before losing in the quarterfinals to Loyola Marymount.
The Bears finished the 2017–18 season 11–16, 4–10 in Ivy League play to finish in second-to-last place. They failed to qualify for the Ivy League tournament.
|-!colspan=9 style=| Non-conference regular season|-!colspan=9 style=| Ivy League regular season|-!colspan=9 style=| College Basketball InvitationalSource[1] [2]