Unsigned Senior Showcase
- IL Unsigned Senior Showcase: Pitcher Analysis 1/24/19
- IL Unsigned Senior Showcase: Outfield Analysis 1/23/19
- IL Unsigned Senior Showcase: Infielder Analysis 1/22/19
- IL Unsigned Senior Showcase: Catcher Analysis 1/21/19
- IL Unsigned Senior Showcase: Statistical Analysis 1/15/19
- IL Unsigned Senior Showcase: Quick Hits 1/14/19
- IL Unsigned Senior Showcase: Preview 1/09/19
| Name | State | School | Class | Pos | Commitment |
| Alec Akerman | IL | Rock Falls | 2019 | C | |
| Camden Bailey | IL | Sterling | 2019 | C | College of DuPage |
| Grant Baker | IL | South Elgin | 2019 | RHP | Black Hawk JC-Moline |
| Nico Bosco | IL | Marian Catholic | 2019 | LHP | |
| Blake Breon | IL | Geneva | 2019 | LHP | Concordia University (WI) |
| Grady Brick | WI | Notre Dame Academy | 2019 | OF | |
| Peyton Byerley | IL | Dwight | 2019 | LHP | Spoon River JC |
| Michael Carvatta | IL | Maine South | 2019 | OF | Prairie State JC |
| Dylan Coleman | IL | Notre Dame | 2019 | SS | |
| Austin Conrad | WI | Kiel | 2019 | RHP | |
| Angel Cuevas | IL | Round Lake | 2019 | SS | |
| William Davis | IL | Lake Forest | 2019 | OF | |
| Jakob Dirksen | IL | Oswego East | 2019 | RHP | Kalamazoo Valley CC |
| Jeremy Frankel | IL | Highland Park | 2019 | RHP | |
| Logan Fricker | IL | Normal Community | 2019 | 1B | Marian University (WI) |
| Seth Greenlee | KY | Bourbon County | 2019 | LHP | |
| Randy Johnson | IL | Lincoln-Way East | 2019 | OF | Transylvania University |
| Matthew Keller | WI | Union Grove | 2019 | RHP | Milwaukee Area Technical JC |
| Nicholas Kracik | IL | Maine South | 2019 | C | |
| Kyle Labedz | IL | Lincoln-Way Central | 2019 | OF | Milwaukee School of Engineering |
| Anthony LoCicero | WI | West Allis Central | 2019 | OF | |
| Frank Luce | IL | Lincoln-Way Central | 2019 | LHP | |
| Bryce Mckinnon | MO | Seckman | 2019 | SS | |
| John McMahon | IL | Glenbard South | 2019 | SS | |
| Garrett Miller | IL | Barrington | 2019 | 1B | |
| Logan Miller | OH | Hiland | 2019 | OF | Bryant & Stratton Virginia |
| Ben Monge | IL | Roanoke Benson | 2019 | LHP | Illinois Central JC |
| Memphis Moore | WI | Milton | 2019 | RHP | Ellsworth CC |
| Tyreece Morgan | IL | Lane Tech | 2019 | 2B | |
| Jackson Nance | IL | Yorkville | 2019 | OF | Waubonsee CC |
| Carter Nowak | IL | Prairie Central | 2019 | RHP | Illinois Central JC |
| Luke Olbrot | IL | Morris | 2019 | RHP | |
| Ethan Peterson | IL | Grayslake Central | 2019 | RHP | |
| Luis Rodriguez | IL | Yorkville | 2019 | OF | Elgin CC |
| Leonardo Romero | IL | Shepard | 2019 | SS | |
| Logan Ryan | IL | Glenbard West | 2019 | RHP | |
| Sammy Sabatello | IL | Barrington | 2019 | OF | |
| Nathan Sanchez | IL | Lake View | 2019 | C | |
| Joseph Selvaggio | IL | Lincoln-Way East | 2019 | OF | Rend Lake JC |
| Lucas Sharisky | IL | Streator | 2019 | 2B | Rockford University |
| Brendan Short | IL | Normal Community | 2019 | LHP | Central College |
| Scotty Starovich | WI | Indian Trail | 2019 | LHP | Carroll University |
| Tyler Statler | IL | Hononegah | 2019 | RHP | Southeast Missouri State |
| Andrew Stefaniak | KY | Lexington Catholic | 2019 | LHP | Waubonsee CC |
| Donald Stricklin | IL | New Trier | 2019 | C | Trinity College (CT) |
| Peter Turelli | IL | Lake Forest | 2019 | 3B | Wisconsin-Whitewater |
| Zachary Vrbancic | IL | Stagg | 2019 | SS | Augustana College (IL) |
| William Wachowski | IL | Maine South | 2019 | SS | |
| Zachary Walthers | IL | Shepard | 2019 | C | Prairie State JC |
| Christopher Williams | IL | Crete Monee | 2019 | 1B | |
| Oliver Wilson | IL | West Aurora | 2019 | LHP | |
| Julian Zavala | IL | Stagg | 2019 | RHP | |
| Alex Zogg | IL | Normal Community | 2019 | 3B | Millikin University |