| Mode: | Basketball |
| Year: | 2018–19 |
| Team: | Army Black Knights |
| Conference: | Patriot League |
| Short Conf: | Patriot |
| Record: | 13–19 |
| Conf Record: | 8–10 |
| Head Coach: | Jimmy Allen |
| Hc Year: | 3rd |
| Asst Coach1: | Brandon Linton |
| Asst Coach2: | Drew Adams |
| Asst Coach3: | Ben Wilkins |
| Asst Coach4: | Zak Boisvert |
| Stadium: | Christl Arena |
The 2018–19 Army Black Knights men's basketball team represented the United States Military Academy during the 2018–19 NCAA Division I men's basketball season. The Black Knights were led by third-year head coach Jimmy Allen, and played their home games at Christl Arena in West Point, New York as members of the Patriot League. They finished the season 13–19 overall, 8–10 in Patriot League play to finish in a tie for fifth place. As the No. 6 seed in the Patriot League tournament, they lost in the quarterfinals to Lehigh.
The Black Knights finished the 2017–18 season 13–17, 6–12 in Patriot League play to finish in a tie for eighth place. They lost in the first round of the Patriot League tournament to Loyola (MD).
| Name | Number | Pos. | Height | Weight | Year | Hometown | Reason for departure | |
|---|---|---|---|---|---|---|---|---|
| Babacar Thiombane | 0 | F | 6'7" | 198 | Freshman | Transferred to East Los Angeles College | ||
| Ben Mammel | 5 | G | 6'0" | 183 | Sophomore | No longer on team roster | ||
| Luke Morrison | 25 | F | 6'6" | 218 | Senior | Graduated | ||
| Mark Pollack | 44 | F | 6'6" | 218 | Senior | Graduated |
|-!colspan=9 style=| Non-conference regular season|-!colspan=9 style=| Patriot League regular season|-!colspan=9 style=| Patriot League tournamentSource[1]