Marquette Roster
| # | DOB | Yr/Elig | HT | WT | POS | Bats | Throws | Hometown | High School |
| 22 | Alvarez, John INACTIVE | 02/1999 | 3rd / Jr | 5' 11" | 165 | P / | Right | Right | Atlanta, GA | St. Pius X Catholic |
| 17 | Baynes-Marsh, Elijah | 01/1999 | 3rd / Jr | 5' 9" | 215 | 3B / 1B | Right | Right | Minneapolis, MN | DeLaSalle |
| 25 | Choe, Kevin | 03/2000 | 2nd / So | 5' 7" | 140 | 2B / SS | Right | Right | Northbrook, IL | Glenbrook North |
| 3 | Claxton, Nick | 04/1998 | 4th / Sr | 5' 7" | 165 | OF / P | Left | Left | St. Louis, MO | DeSmet Jesuit |
| 4 | Dole, Sean | 06/1999 | 3rd / Jr | 5' 9" | 155 | 3B / 2B | Right | Right | Whitefish Bay, WI | Whitefish Bay |
| 33 | Donahue, Shawn | 11/1998 | 3rd / Jr | 6' 1" | 165 | P / 2B | Right | Right | Burbank, IL | Saint Laurence |
| 7 | Doughety, Colin | 11/1999 | 2nd / So | 6' 1" | 167 | OF / 2B | Right | Right | Green Bay, WI | Preble |
| 11 | Gambatese, Anthony INACTIVE | 08/2000 | 1st / Fr | 5' 10" | 160 | SS / 2B | Right | Right | Brookfield, WI | Brookfield Central |
| 15 | Genecco, Leo INACTIVE | 12/2000 | 1st / Fr | 6' 0" | 195 | 2B / SS | Right | Right | Syracuse, NY | Christian Brothers Academy |
| Hensel, Michael | 02/1998 | 4th / Sr | 5' 9" | 180 | | | | Germantown, WI | Germantown |
| Hoyerman, Eric INACTIVE | 04/2001 | 1st / Fr | 5' 11" | 150 | P / P | Right | Left | Fish Creek, WI | Gibraltar |
| 10 | Keil, Jacob | 07/2001 | 1st / Fr | 5' 8" | 160 | UT / P | Right | Right | Mt. Prospect, IL | Prospect |
| 21 | Kelly, Ethan | 04/1998 | 4th / Sr | 6' 0" | 195 | P / 3B | Right | Right | Chicago Heights, IL | Marian Catholic |
| 22 | Martinez, Michael | 11/1998 | 3rd / Jr | 5' 4" | 160 | OF / UT | Right | Right | Chicago, IL | Mount Carmel |
| 10 | Melchor, Miguel | 10/1999 | 2nd / So | 5' 11" | 175 | SS / OF | Right | Right | Bradley, IL | Bradley-Bourbonnais Community |
| 2 | Organ, Nathan | 05/1999 | 3rd / Jr | 5' 10" | 175 | 2B / OF | Right | Right | Peoria, IL | Peoria Notre Dame HS |
| 15 | Parks, Zachary | 05/1999 | 4th / Sr | 5' 10" | 140 | C / OF | Right | Right | Neenah, WI | St. Mary Catholic |
| Peterson, Isaac | 03/2001 | 1st / Fr | 6' 4" | 235 | 1B / P | Right | Right | Saint Peter, MN | Saint Peter |
| 42 | Reske, David INACTIVE | 05/1998 | 4th / Sr | 6' 1" | 190 | P / 1B | Right | Right | Racine, WI | The Prairie School |
| Rouse, Nathaniel | 09/2000 | 1st / Fr | 5' 8" | 135 | P / 1B | Right | Right | Whitefish Bay, WI | Dominican |
| Selke, Brett INACTIVE | 10/1999 | 2nd / So | 6' 0" | 160 | | | | Chicago, IL | Brother Rice |
| 5 | Stafford, Mathieu | 07/1998 | 4th / Sr | 5' 10" | 180 | C / 1B | Right | Right | Chicago, IL | Saint Patrick |
| 1 | Strathman, Nathan | 09/1998 | 3rd / Jr | 6' 2" | 185 | SS / P | Right | Right | Lawrence, KS | Lawrence Free State High |
| 24 | Yeazel, Matthew | 10/1999 | 2nd / So | 6' 1" | 190 | P / P | Right | Right | Madison, WI | Madison La Follette |