| Mode: | Basketball |
| Year: | 2018–19 |
| Team: | Eastern Washington Eagles |
| Conference: | Big Sky Conference |
| Short Conf: | Big Sky |
| Record: | 16–18 |
| Conf Record: | 12–8 |
| Hc Year: | 2nd |
| Assoc Coach: | Nick Booker |
| Asst Coach2: | David Riley |
| Asst Coach3: | Bobby Suarez |
The 2018–19 Eastern Washington Eagles men's basketball team represented Eastern Washington University during the 2018–19 NCAA Division I men's basketball season. The Eagles were led by second-year head coach Shantay Legans and played their home games at Reese Court in Cheney, Washington as members of the Big Sky Conference. They finished the season 16–18, 12–8 in Big Sky play to finish in third place. They defeated Montana State and Southern Utah to advance to the championship game of the Big Sky tournament where they lost to Montana.
The Eagles finished the 2017–18 season 20–15, 13–5 in Big Sky play to finish in a tie for third place. At the Big Sky tournament they defeated Portland State and Southern Utah to advance to the championship game where they lost to Montana. They were invited to the College Basketball Invitational where they lost in the first round to Utah Valley.
| Name | Number | Pos. | Height | Weight | Year | Hometown | Reason for departure | |
|---|---|---|---|---|---|---|---|---|
| Sir Washington | 4 | G | 6'3" | 180 | RS Senior | Graduated | ||
| Richard Polanco | 5 | F | 6'8" | 225 | Freshman | Transferred to Central Arizona College | ||
| Grant Gibb | 12 | G | 6'5" | 185 | RS Sophomore | Walk-on; transferred to Linfield College | ||
| Benas Griciūnas | 15 | C | 7'0" | 244 | RS Senior | Graduated | ||
| Brendan Howard | 23 | F | 6'6" | 225 | Freshman | Transferred to Montana State Billings | ||
| Bogdan Bliznyuk | 32 | F | 6'6" | 215 | Senior | Graduated |
|-!colspan=9 style=|Non-conference regular season|-!colspan=9 style=| Big Sky regular season|-!colspan=9 style=| Big Sky tournamentSource[1]