| Mode: | Basketball |
| Year: | 2018–19 |
| Team: | Marquette Golden Eagles |
| Conference: | Big East Conference |
| Short Conf: | Big East |
| Record: | 24–10 |
| Conf Record: | 12–6 |
| Head Coach: | Steve Wojciechowski |
| Hc Year: | 5th |
| Asst Coach1: | Dwayne Killings |
| Asst Coach2: | Stan Johnson |
| Asst Coach3: | Brett Nelson |
| Stadium: | Fiserv Forum |
| Bowl: | NCAA tournament |
| Bowl Result: | First Round |
The 2018–19 Marquette Golden Eagles men's basketball team represented Marquette University in the 2018–19 NCAA Division I men's basketball season. The Golden Eagles, led by fifth-year head coach Steve Wojciechowski, played their home games for the first time at Fiserv Forum as members of the Big East Conference. They finished the season 24-10, to finish for 2nd place. In the Big East tournament, they defeated St John’s in the Quarterfinals before losing to Seton Hall in the semifinals. They received an at-large bid to the NCAA Tournament where they were upset by Murray State in the First Round.
The Golden Eagles finished the 2017–18 season 21–14, 9–9 in Big East play to finish in a tie for sixth place. As the No. 7 seed in the Big East tournament, they defeated DePaul in the first round before losing to eventual tournament champion Villanova in the quarterfinals. They received an at-large bid to the National Invitation Tournament where they defeated Harvard in the first round and Oregon in the second round before losing to Penn State in the quarterfinals.
The season marked the final season for the Eagles at the BMO Harris Bradley Center.
| Name | Number | Pos. | Height | Weight | Year | Hometown | Reason for departure | |
|---|---|---|---|---|---|---|---|---|
| 21 | C | 6'11" | 250 | Sophomore | Signed with Adelaide 36ers | |||
| 30 | G | 5'11" | 180 | RS Senior | Graduated |
| Name | Number | Pos. | Height | Weight | Year | Hometown | Previous school | |
|---|---|---|---|---|---|---|---|---|
| 21 | G | 6'3" | 205 | Graduate Student | Fordham | |||
| Koby McEwen | 25 | G | 6'4" | 200 | Junior | Utah State |
Source:[1]
|-!colspan=9 style=| Exhibition|-!colspan=9 style=| Non-conference regular season|-!colspan=9 style=|Big East regular season|-!colspan=9 style=| Big East tournament|-!colspan=9 style=|NCAA tournament
See also: 2018–19 NCAA Division I men's basketball rankings. *AP does not release post-NCAA Tournament rankings
^Coaches did not release a Week 2 poll.