Player Commitments
| Name | State | School | Class | Pos. | Commitment |
| Jayden Bloch | NJ | Hillsborough | 2021 | RHP | Salem State |
| Jameson Bloch | MA | Attleboro | 2022 | OF | Maine-Farmington |
| Nathan Blocher | CA | Orange Lutheran | 2020 | OF | Puget Sound |
| AJ Block | WA | Newport | 2016 | LHP | Washington State |
| Nathan Block | WI | West Bend West | 2018 | 2B | Marian University (WI) |
| Owen Block | TN | University School of Nashville | 2023 | RHP | Washington University (MO |
| Ryan Block | FL | Cambridge | 2015 | RHP | Point University |
| William Block | TX | Mansfield Lake Ridge | 2022 | C | Cisco JC |
| Christopher (CJ) Block | MN | St. Francis | 2021 | OF | Hibbing CC |
| Carter Block | MN | Litchfield | 2020 | SS | St. Cloud Tech & CC |
| Dylan Block | AR | Harrison | 2022 | SS | St. Louis CC |
| Nick Block | GA | Etowah | 2019 | OF | Walters State CC |
| Melvin Blocker | GA | Locust Grove | 2024 | SS | Wichita State |
| Adam Bloebaum | NC | Cardinal Gibbons | 2019 | LHP | Pittsburgh |
| Jack Blogg | SD | Sioux Falls Roosevelt | 2018 | 2B | Sioux Falls |
| Tyler Blohm | MD | Archbishop Spalding | 2016 | LHP | Maryland |
| Cory Blohm | MD | Archbishop Spalding | 2019 | 1B | Bloomsburg University |
| Pierce Blohowiak | WI | Xavier | 2018 | OF | Yale |
| Landon Bloir | OH | Edon | 2016 | LHP | Indiana Tech |
| James Blokell | IL | Lyons Township | 2022 | SS | Dominican University (IL) |
| Ryan Blokker | WA | Ballard | 2021 | SS | College of Idaho |
| Jordan Blom | OK | NOAH Homeschool | 2018 | RHP | Northeastern Oklahoma A&M |
| Ashton Blomberg | MN | Marshall | 2024 | RHP | Sioux Falls |
| Grant Blomeke | OH | Archbishop Moeller | 2021 | C | Flagler College |
| Jack Blomgren | WI | Janesville Craig | 2017 | SS | Michigan |
| Nick Blomgren | WI | Craig | 2015 | C | Northern Illinois |
| Jacob Blomgren | IA | Van Meter | 2021 | OF | Grand View University |
| Dan Blomgren | WI | Janesville Craig | 2019 | SS | Chipola College |
| Jack Blomme | MI | Oxford | 2022 | OF | Macomb CC |
| Hunter Blommer | MN | St Cloud Apollo | 2015 | OF | Century JC |
| Brett Blomquist | GA | Allatoona | 2021 | C | Western Kentucky |
| Bryce Blondell | IN | Elkhart Memorial | 2021 | OF | Purdue-Northwest |
| Ben Blondino | VA | Liberty Christian Academy | 2022 | RHP | King University |
| Braydon Blonigen | MN | Sartell | 2024 | RHP | Butler CC |
| Mark Blonski | IL | Lake Zurich | 2018 | RHP | Robert Morris |
| Billy Blood | OH | Westlake | 2018 | SS | Miami (OH) |
| Ian Blood | OH | Jackson | 2023 | RHP | Mount Union |
| Bryce Bloode | IN | New Prairie | 2018 | RHP | Trine University |
| Cameron Bloodworth | GA | Walton | 2018 | RHP | Wofford |
| Devin Bloodworth | MS | Carroll | 2020 | C | Delta State University |
| Austin Bloodworth | MO | Francis Howell Central | 2020 | RHP | Southwestern Illinois JC |
| Payton Bloom | NC | Pro5 Academy | 2022 | OF | George Washington |
| Ethan Bloom | IL | Hoffman Estates | 2014 | 2B | Lewis University |
| Jonathan Bloom | SD | Spearfish | 2022 | 1B | William Penn |
| Janzen Bloom | IN | Seymour | 2016 | RHP | IU Southeast |
| Jared Bloom | IL | Rockford East | 2013 | LHP | Rock Valley JC |
| Keeton Bloom | IL | Dunlap | 2024 | OF | Spoon River JC |
| Cole Bloom | PA | Clearfield | 2024 | C | Penn State-DuBois |
| Noah Bloom | PA | Dubois Central Catholic | 2019 | SS | Penn State-DuBois |
| Johnny Bloom | IN | Bishop Luers High School | 2023 | C | Purdue-Northwest |
| Pete Bloomberg | NC | Cardinal Gibbons | 2017 | RHP | Davidson |
| Chase Bloomer | KS | Ottawa | 2022 | SS | Southern Illinois-Edwards |
| Cole Bloomer | CO | Arapahoe | 2020 | 1B | Colorado State University |
| Evan Bloomer | TN | First Assembly Christian | 2024 | RHP | Lee University |
| Jaden Bloomer | MI | Bedford | 2020 | RHP | Findlay |
| Chandler Bloomer | KS | Ottawa | 2018 | C | Barton CC |
| Bryson Bloomer | KY | Paul Laurence Dunbar | 2017 | 3B | Lincoln Trail JC |
| Evan Bloomfield | IL | St. Rita | 2012 | SS | Heartland CC |
| Patrick Bloomingburg | NC | Providence | 2019 | OF | Gardner-Webb |
| Jake Bloss | NC | Grimsley | 2019 | RHP | Lafayette |
| Brady Bloss | OR | Lincoln | 2023 | OF | Shasta CC |
| Hayden Blosser | OH | Avon Lake | 2024 | RHP | Ohio State |
| Cameron Blossom | NE | Creighton Prep | 2018 | 2B | Jefferson JC |
| Connor Blough | CA | Sage Creek | 2021 | 2B | Loyola Marymount |
| Andrew Blough | OH | Smithville | 2015 | OF | Baldwin Wallace |
| Jacob Blount | IL | Lincoln-Way Central | 2018 | SS | Concordia (WI) |
| Joshua Blount | WI | West De Pere | 2021 | OF | Iowa Central CC |
| Tredell Blow | VA | Home School | 2018 | SS | Bryant & Stratton (VA) |
| John Blowe | NC | Heritage | 2023 | OF | Paul D. Camp CC |
| Kevin Blowers | FL | Robinson | 2021 | SS | Princeton |
| MIke Blowers | NY | Skaneateles High School | 2023 | OF | Cayuga CC |
| Beau Bloxdorf | WI | Union Grove | 2024 | SS | Madison JC |
| Bradley Bloxsom | FL | Land O Lakes | 2023 | 1B | South Florida State |
| Noah Bloye | MI | Byron Center | 2017 | OF | Michigan State |
| Luke Blozy | NY | Midwood | 2023 | C | Rochester |
| Joshua Bluain | LA | Hammond | 2022 | SS | Seminole State JC (OK) |
| AJ Blubaugh | OH | Clear Fork | 2019 | RHP | Wisconsin-Milwaukee |
| Nick Blubaugh | GA | River Ridge | 2018 | OF | Chattanooga State CC |
| Clayton Blucher | PA | Seneca Valley | 2021 | C | Gardner-Webb |
| Connor Blue | IL | O'Fallon | 2025 | RHP | Cincinnati |
| Trace Blue | TX | Midland Christian | 2020 | RHP | Texas A&M-Corpus Christi |
| Jackson Blue | TX | The Woodlands Christian Academy | 2020 | RHP | Texas-Arlington |
| Walker Blue | TX | Legacy Christian | 2023 | OF | Spring Hill College |
| Callum Blue | ON | Garth Webb | 2023 | 1B | Humber College |
| Jimmy Bluemling | IL | South Elgin | 2023 | SS | Elgin CC |
| Danny Blugis | PA | Schuylkill Haven | 2015 | C | Franklin & Marshall |
| Broderick Bluhm | WA | Meadowdale | 2023 | OF | Everett CC |
| Evan Blum | MD | Georgetown Prep | 2017 | C | Holy Cross |
| Aaron Blum | OH | St. Xavier | 2022 | LHP | Kentucky |
| Joshua Blum | TX | Emery/Weiner | 2021 | RHP | Southern California |
| Carter Blum | NC | Cornerstone Charter Academy | 2021 | SS | Guilford College |
| Jared Blum | MI | Hudsonville | 2016 | SS | Hope College |
| Kellen Blum | MO | Valle Catholic | 2019 | 2B | Illinois College |
| Tyler Blum | MO | Valle Catholic | 2019 | SS | Illinois College |
| Harrison Blum | MN | Fridley | 2019 | - | Luther College |
| Tyler Blum | WI | De Pere | 2020 | OF | Marian University (WI) |
| Kevin Blum | NY | Clarkstown South | 2022 | RHP | Roger Williams |
| Alex Blum | KS | Washburn Rural | 2021 | RHP | Hesston JC |
| Jimmy Blumberg | CA | La Mirada | 2020 | - | Long Beach State |
| Parks Blumberg | NC | Lake Norman | 2023 | C | Concord University |