Total: 1021
| Showcase | State | Date | Location |
| Excel Scout Day | AL | Jun 9, 2021 | Choccolocco Park |
| Junior Future Games Trials (Makeup) | AZ | Jun 9, 2021 | Red Mountain High School |
| Mesa Position Player ID | AZ | Jun 9, 2021 | Red Mountain High School |
| Florida Underclass Games | FL | Jun 9, 2021 | John Euliano Park at UCF |
| 2021 Underclass Games (Invite Only) | GA | Jun 9, 2021 | LakePoint Sports |
| 2021 PBR MS Summer Player ID Showcase | MS | Jun 9, 2021 | Smith Will Stadium |
| OK Jr. Future Games Trials | OK | Jun 9, 2021 | Oklahoma Christian University |
| PBR West Virginia Junior Future Games Trials I | WV | Jun 9, 2021 | Bridgeport Recreation Complex (Indoors) |
| All-State Games | AL | Jun 8, 2021 | Troy University (Riddle-Pace Field) |
| Northern California ProCase (INVITE ONLY) | CA | Jun 8, 2021 | McBean Stadium |
| FL Summer Senior Showdown | FL | Jun 8, 2021 | Jackie Robinson Ballpark |
| 2021 Top Prospect Games (Invite Only) | GA | Jun 8, 2021 | LakePoint Sports |
| PBR ProCase - Georgia | GA | Jun 8, 2021 | LakePoint Sports |
| Underclass Trials - North | IL | Jun 8, 2021 | The MAX - LaGrange, IL |
| Indiana Bulls Scout Day | IN | Jun 8, 2021 | Grand Park - Westfield, IN |
| Louisiana Future Games Trials | LA | Jun 8, 2021 | Live Oak HS |
| Louisiana Future Prospects Showcase | LA | Jun 8, 2021 | Live Oak High School |
| Louisiana June 8th Showcase | LA | Jun 8, 2021 | Live Oak High School |
| Louisiana Uncommitted Upperclass Showcase | LA | Jun 8, 2021 | Live Oak HS |
| MO Underclass Games (Invite-Only) | MO | Jun 8, 2021 | Atkins Field - Columbia, MO |
| 2021 Ohio Top Prospect Games (Invite Only) | OH | Jun 8, 2021 | |
| OK Underclass Games | OK | Jun 8, 2021 | Oklahoma State University |
| Tennessee Top Prospect Games (Invite-Only) | TN | Jun 8, 2021 | Friendship Christian School |
| Building Champions Scout Day | KS | Jun 7, 2021 | |
| PBR Nebraska Summer ID | NE | Jun 7, 2021 | Iowa Western CC |
| 2021 Metro Scout Day | NY | Jun 7, 2021 | Flowers Park |
| SWFL Scout Day | FL | Jun 5, 2021 | Bishop Verot High School |
| 2021 Elite Baseball Scout Day | PA | Jun 5, 2021 | Millersville University |
| Virginia Select Tournament Heat Sheet | VA | Jun 5, 2021 | |
| BAWS Underclass 2021 | CA | Jun 4, 2021 | |
| Bigger Than Baseball Wood Bat Invite | SC | Jun 4, 2021 | |
| Bigger Than Baseball Wood Bat Invite Scout Day | SC | Jun 4, 2021 | Field Day Park |
| Maryland Select Heat Sheet | MD | Jun 3, 2021 | |
| Mafia Baseball Scout Day | AL | Jun 2, 2021 | Hueytown HS |
| Colorado Junior Future Trials Series | CO | Jun 2, 2021 | Castle Rock, Colorado Metzler Field #3 |
| 2021 Florida ProCase (Invite Only) | FL | Jun 2, 2021 | IMG Academy |
| LakePoint Open | GA | Jun 2, 2021 | LakePoint Sports |
| 2021 Top Prospect Games (Invite-Only) | LA | Jun 2, 2021 | University of Louisiana at Lafayette |
| EBC Scout Day | MS | Jun 2, 2021 | Snowden Grove Park |
| BBA Titans Scout Day | OK | Jun 2, 2021 | TBD |
| Tennessee Uncommitted Showcase | TN | Jun 2, 2021 | Friendship Christian School |
| Top Prospect Games (Class of 2023) | AZ | Jun 1, 2021 | Cactus Shadows High School |
| Florida Summer Kickoff | FL | Jun 1, 2021 | IMG Academy |
| St. Louis Gamers Scout Day | MO | Jun 1, 2021 | Vianney HS |
| 2021 Northern Ohio Rising Prospects (Class of 2025 & 2026) | OH | Jun 1, 2021 | Crushers Stadium |
| 2021 Northern Ohio TPG Trials (Invite Only) | OH | Jun 1, 2021 | Crushers Stadium |
| 2021 Southern Ohio Rising Prospects (Class of 2025 & 2026) | OH | Jun 1, 2021 | University of Cincinnati - Marge Schott Stadium |
| 2021 Southern Ohio TPG Trials (Invite Only) | OH | Jun 1, 2021 | University of Cincinnati - Marge Schott Stadium |
| OK Top Senior Games (Invite-Only) | OK | Jun 1, 2021 | University of Central Oklahoma |
| 2021 Twelve Scout Day | TX | Jun 1, 2021 | Franklin Ranch |