Summer Preseason I.D.
- PBRPlus Summer Preseason I.D.: Top Overall 6/15/18
- WI Summer Preseason I.D.: Pitcher Analysis 6/14/18
- WI Summer Preseason I.D.: Infield Analysis 6/13/18
- WI Summer Preseason I.D.: Outfield Analysis 6/12/18
- WI Summer Preseason I.D.: Catcher Analysis 6/11/18
- WI Summer Preseason I.D.: Statistical Analysis 5/16/18
- WI Summer Preseason I.D.: Quick Hits 5/15/18
- WI Summer Preseason I.D.: Preview 5/10/18
| Name | State | School | Class | Pos | Commitment |
| Mitchell Alba | WI | Franklin | 2020 | OF | Eastern Illinois |
| Bailey Banaszynski | WI | Brookfield East | 2019 | RHP | Winona State University |
| Charlie Barton | WI | Franklin | 2021 | 2B | |
| Noah Bauer | WI | Sussex Hamilton | 2021 | SS | |
| Masen Beatty | WI | Pewaukee | 2019 | C | Rock Valley JC |
| Quinn Berglin | WI | Pewaukee | 2020 | RHP | Lawrence University |
| Charlie Brockman | WI | Marquette University | 2019 | 3B | |
| Will Brust | WI | Greendale | 2021 | OF | Wisconsin-Oshkosh |
| Brody Cypert | WI | Waukesha South | 2020 | RHP | Bryant & Stratton - Wisconsin |
| Xavier Deal | WI | Port Washington | 2020 | OF | Spoon River JC |
| Tyler Drezek | WI | West Allis Central | 2019 | LHP | Concordia University (WI) |
| Jacoby Endreas | WI | Sheboygan Falls | 2019 | 3B | Ellsworth CC |
| Nathan Faust | WI | Muskego | 2020 | 2B | Wisconsin-Oshkosh |
| Christian Flannick | WI | Sussex Hamilton | 2020 | 2B | |
| Payton Foltz | WI | Watertown | 2020 | 2B | Wisconsin-Oshkosh |
| Evan Grbich | WI | Kettle Moraine | 2020 | SS | |
| Gavin Hinckley | WI | West Bend West | 2020 | RHP | Indian Hills CC |
| Garrett Kaminski | WI | Oak Creek | 2019 | RHP | |
| Collin Kovnesky | WI | Mukwonago | 2019 | OF | College of Lake County |
| James Lane | WI | Waukesha West | 2020 | SS | |
| Jaiden Larrabee | WI | Homestead | 2019 | RHP | |
| Riley LeTourneau | WI | Brookfield East | 2019 | RHP | Madison JC |
| Sean Menzel | WI | Cedarburg | 2020 | 3B | Wisconsin-Oshkosh |
| George Merkt | WI | Marquette University | 2019 | OF | |
| Josh Meulemans | WI | Sussex Hamilton | 2020 | SS | |
| Jake Morchinek | WI | Cudahy | 2020 | LHP | |
| Mitch Mueller | WI | Brookfield Central | 2020 | RHP | Parkland College |
| Cade Neuber | WI | Slinger | 2021 | 3B | Saint Mary's University of Minnesota |
| Luke Nowak | WI | Menomonee Falls | 2021 | OF | East Carolina |
| Jake Orthober | WI | Marquette University | 2020 | SS | University of St. Thomas |
| Christian Pedersen | WI | Mukwonago | 2020 | C | |
| Zach Peterson | WI | Oak Creek | 2021 | 2B | |
| Joseph Pettit | WI | Marquette University | 2020 | RHP | Wisconsin-Whitewater |
| Isaac Pisarski | WI | Nathan Hale | 2020 | RHP | |
| Kyle Ristow | WI | Wisconsin Lutheran | 2019 | SS | Santa Barbara City College |
| Ayden Spykstra | WI | Cedarburg | 2020 | LHP | Wisconsin-Whitewater |
| Skyler Stark | WI | SPASH | 2021 | SS | |
| Drew Stippich | WI | Kettle Moraine | 2021 | RHP | Illinois-Chicago |
| Zach Storbakken | WI | Sussex Hamilton | 2020 | 3B | Hawaii |
| Cooper Tamblyn | WI | Muskego | 2019 | C | Wisconsin-Stevens Point |
| Colton Toutant | WI | Christian Liberty | 2019 | C | Lawrence University |
| Jacob Tyczkowski | WI | Muskego | 2020 | LHP | Marian University (WI) |
| Paul Vildberg | WI | Mukwonago | 2019 | OF | |
| Thomas Ward | WI | Waukesha West | 2020 | 3B | Carroll University |
| Cody Williams | WI | Mukwonago | 2021 | RHP | |
| Nicklas Williams | WI | Union Grove | 2021 | SS | Wabash Valley JC |
| Jonah Wronski | WI | Marquette University | 2020 | C | Emory University |