| USA Elite Baseball 2018's National | 8 | John Barber | 2018 | Council Rock South | Holland | PA | USA | RHP |
| Jacksonville Warriors Easton | 1 | Keegan Barrs | 2018 | Oakleaf | Orange Park | FL | USA | MIF |
| Team Elite Prime | 5 | Luke Bartnicki | 2018 | Walton | Marietta | GA | USA | LHP |
| STARS (Marucci) | 26 | James Baumstark | 2018 | A C Reynolds | Fletcher | NC | USA | RHP |
| Texas Athletics | 7 | Fernando Benavides | 2018 | Laredo United | Laredo | TX | USA | 2B |
| Miner League National | 13 | Gabe Bierman | 2018 | Jeffersonville | Jeffersonville | IN | USA | RHP |
| Chain Red | 16 | Cory Bivins | 2018 | Georgia Military College - Prep School | Haddock | GA | USA | SS |
| Chain Black | 71 | Gavin Bloodworth | 2018 | First Presbyterian Day | Forsyth | GA | USA | RHP |
| CBA Copperheads Elite | 2 | Colby Brabston | 2019 | Columbus | Columbus | GA | USA | SS |
| CTN Prodigy 2K18 | 7 | Michael Burrows | 2018 | Waterford | Waterford | CT | USA | RHP |
| Jacksonville Warriors Easton | 13 | Isaiah Byars | 2018 | Parkview | Stone Mountain | GA | USA | SS |
| Nelson Baseball School 15u Blue | 11 | Zach Camp | 2018 | Walker | Smyrna | GA | USA | RHP |
| Diamond Skills Dodgers (2018 Grads) | 2 | Michael Campbell | 2018 | St. Johns College | Walkersville | MD | USA | SS |
| SBO Puerto Rico | 39 | Jose Capellan | 2018 | Conway West | Rio Piedras | PR | USA | RHP |
| Tri-State Arsenal 2018 Showcase 1 | 33 | Jack Carey | 2018 | St. Peter's Preparatory | Summit | NJ | USA | RHP |
| USA Elite Baseball 2018's National | 11 | Will Carney | 2018 | Carrollton | Villa Rica | GA | USA | RHP |
| Oxford Swarm | 3 | Griffin Carroll | 2018 | Next Level Academy | Alexandria | AL | USA | 3B |
| STARS (Marucci) | 4 | Tyler Casagrande | 2018 | Riverside | Leesburg | VA | USA | OF |
| Jacksonville Warriors Orange | 32 | Zach Chappell | 2018 | Ponte Vedra | Ponte Vedra Beach | FL | USA | LHP |
| Miner League National | 23 | Brooks Coetzee | 2018 | Mahomet-Seymour | Mahomet | IL | USA | OF |
| SLAM Fall Select 2018 | 29 | Charlton Commander | 2018 | Wilson Hall | Sumter | SC | USA | RHP |
| Hardknox Baseball | 6 | Brody Couch | 2018 | Union Grove | McDonough | GA | USA | 1B |
| Jacksonville Warriors Easton | 30 | Jared Cox | 2018 | Atlantic Coast | Jacksonville | FL | USA | 1B |
| SBO Puerto Rico | 47 | Angel G. Diaz | 2018 | Puerto Rico BB Acad. | Vega Baja | PR | USA | SS |
| SLAM Fall Select 2018 | 7 | Sonny Dichiara | 2018 | Hoover | Hoover | AL | USA | 1B |
| Tri-State Arsenal 2018 Showcase 1 | 2 | Anthony DiMartino | 2018 | Timber Creek | Sicklerville | NJ | USA | LHP |
| Chain Red | 12 | Ryan Dopson | 2018 | Telfair County | McRae | GA | USA | RHP |
| Jacksonville Warriors Orange | 2 | Brandon Dumas | 2018 | Ridgeview | Orange Park | FL | USA | RHP |
| Jacksonville Warriors Easton | 2 | Max Ferguson | 2018 | The Bolles | Atlantic Beach | FL | USA | IF |
| Nelson Baseball School 15u Red | 12 | Jackson First | 2018 | Etowah | Woodstock | GA | USA | RHP |
| So Cal NTT | 20 | James Fisher | 2019 | Hazel Green | Hazel Green | AL | USA | 1B |
| CTN Prodigy 2K18 | 0 | Cameron Fitzgerald | 2018 | Daniel Hand | Madison | CT | USA | C |
| Chain Gold | 33 | Benjamin Gibbs | 2018 | Veterans | Bonaire | GA | USA | RHP |
| Miner League National | 11 | Drew Golde | 2018 | Lake Forest | Lake Bluff | IL | USA | OF |
| Texas Athletics | 23 | Alberto Gonzalez | 2018 | John B Alexander | Laredo | TX | USA | RHP |
| CBA Copperheads Elite | 11 | Slade Gorman | 2018 | Phenix City Central | Smiths Station | AL | USA | OF |
| Chain Black | 100 | Cameron Gray | 2018 | Marianna | Cottondale | FL | USA | OF |
| Tri-State Arsenal 2018 Showcase 2 | 9 | Adam Grintz | 2019 | Downingtown West Campus | Glenmoore | PA | USA | RHP |
| So Cal NTT | 95 | Tyler Guadagno | 2018 | Monroe Woodbury | Monroe | NY | USA | 3B |
| CTN Prodigy 2K18 | 27 | Justin Guerrera | 2018 | Watertown | Watertown | CT | USA | 2B |
| Jacksonville Warriors Easton | 7 | Jack Harris | 2018 | Stanton College Preparatory | Jacksonville | FL | USA | LHP |
| Jacksonville Warriors Easton | 24 | Rickey Hartless | 2018 | Bishop Kenny | Jacksonville | FL | USA | OF |
| STARS (Marucci) | 3 | William Heltibridle | 2018 | Patriot | Bristow | VA | USA | OF |
| Team North Carolina -DeMarini | 14 | Bryceson Hernandez | 2018 | Panther Creek | Cary | NC | USA | 1B |
| Jacksonville Warriors Easton | 11 | Nathan Hickey | 2019 | Providence | Jacksonville | FL | USA | C |
| Miner League National | 34 | Ryan Jemar | 2018 | Bradley-Bourbonnais C | Bourbonnais | IL | USA | RHP |
| Team Elite Prime | 67 | Jeff Jenkins | 2018 | West Hall | Flowery Branch | GA | USA | RHP |
| Team Elite Louisville Slugger | 18 | Evan Johnson | 2018 | North Forsyth | Cumming | GA | USA | 3B |
| Dugout Stars | 14 | David Judge | 2018 | Troy High, NY | Troy | NY | USA | OF |
| STARS (Marucci) | 6 | Matthew Kane | 2018 | Charles J. Colgan Sr. | Dale City | VA | USA | SS |
| STARS (Marucci) | 23 | Mitchell Kay | 2018 | Bishop O'Connell | Sterling | VA | USA | LHP |
| Chattanooga Cyclones | 19 | Alex Kerns | 2018 | Riverside Military Academy | Chattanooga | TN | USA | RHP |
| Miner League National | 12 | AJ King | 2018 | Indian Hill | Cincinnati | OH | USA | 3B |
| Jacksonville Warriors Orange | 22 | Korbin Kirton | 2018 | Sandalwood | Jacksonville | FL | USA | LHP |
| CTN Prodigy 2K18 | 14 | Dillon Lifrieri | 2018 | Wilton | Wilton | CT | USA | OF |
| Tri-State Arsenal 2018 Showcase 1 | 55 | Charles Mack | 2018 | Williamsville East | Williamsville | NY | USA | SS |
| Chain Gold | 7 | Connor Martin | 2018 | Houston County | Warner Robins | GA | USA | 3B |
| Miner League National | 2 | Ben Metzinger | 2018 | Trinity | Louisville | KY | USA | C |
| Tri-State Arsenal 2018 Showcase 1 | 26 | Justin Meyer | 2018 | The Haverford School | Villanova | PA | USA | 3B |
| Miner League National | 27 | Ricky Mitchell | 2018 | Richmond Hill | Ellabell | GA | USA | SS |
| Chain Black | 111 | Hueston Morrill | 2018 | Suwannee | Live Oak | FL | USA | SS |
| USA Elite Baseball 2018's National | 6 | JP Murphy | 2018 | Calvert Hall College | Reisterstown | MD | USA | OF |
| Tri-State Arsenal 2018 Showcase 1 | 28 | Brandon Neeck | 2018 | Horace Greeley | Chappaqua | NY | USA | LHP |
| Tri-State Arsenal 2018 Showcase 2 | 5 | Matt Orlando | 2019 | Bishop Eustace Prep | Marlton | NJ | USA | SS |
| Tri-State Arsenal 2018 Showcase 1 | 41 | Raul Ortega | 2018 | St. Joseph Regional | Nutley | NJ | USA | C |
| Oxford Swarm | 57 | James Parker | 2018 | Thompson | Alabaster | AL | USA | RHP |
| Miner League National | 28 | Nicholas Parrish | 2018 | Trinity | Louisville | KY | USA | LHP |
| Tri-State Arsenal 2018 Showcase 2 | 7 | Isaiah Payton | 2018 | The Episcopal Academy | Folsom | PA | USA | SS |
| Texas Athletics | 16 | Marcelo Perez | 2018 | John B Alexander | Laredo | TX | USA | RHP |
| Tri-State Arsenal 2018 Showcase 2 | 10 | Jake Perkins | 2018 | Cinnaminson | Cinnaminson | NJ | USA | OF |
| CTN Prodigy 2K18 | 18 | Fran Phelan | 2018 | Holy Cross | Naugatuck | CT | USA | RHP |
| Mizuno Baseball USA | 66 | Cass Phillips | 2018 | Lakeland | Highland | MI | USA | 1B |
| Team Elite Prime | 55 | Bradley Prince Jr | 2018 | South Forsyth | Cumming | GA | USA | C |
| Chain Black | 199 | Carter Raffield | 2018 | Bleckley County | Cochran | GA | USA | RHP |
| Central Florida Red Raiders | 14 | Caden Reeves | 2019 | Seminole | Longwood | FL | USA | RHP |
| Panhandle Scorpions 2018 | 10 | Bryce Register | 2018 | Port St. Joe | Port St. Joe | FL | USA | SS |
| Team North Carolina-DeMarini | 9 | Brad Rice | 2018 | East Chapel Hill | Chapel Hill | NC | USA | LHP |
| Nelson Baseball School 15u Red | 10 | Austin Ross | 2018 | Mt Paran Christian | Marietta | GA | USA | RHP |
| Tri-State Arsenal 2018 Showcase 1 | 6 | Jack Ryan | 2018 | Briarcliff | Briarcliff Manor | NY | USA | RHP |
| Texas Athletics | 22 | Andres Santos III | 2018 | John B Alexander | Laredo | TX | USA | RHP |
| CTN Prodigy 2K18 | 10 | Kyle Schaeffer | 2018 | Daniel Hand | Madison | CT | USA | RHP |
| Diamond Skills Dodgers (2018 Grads) | 3 | Sammy Senders | 2018 | The Bullis | Potomac | MD | USA | LHP |
| Diamond Skills Dodgers (2018 Grads) | 5 | John Shelburne | 2019 | CVHS | Mechanicsville | VA | USA | 3B |
| Team Elite Prime | 48 | Ashton Shepherd | 2018 | Peachtree Ridge | Duluth | GA | USA | OF |
| Oxford Swarm | 34 | Jacob Smith | 2018 | Calera | Calera | AL | USA | LHP |
| Texas Athletics | 77 | Javan Smitherman | 2018 | Kilgore | Kilgore | TX | USA | RHP |
| Diamond Skills Dodgers (2018 Grads) | 9 | Jacob Steinberg | 2018 | St. Johns College | Germantown | MD | USA | 3B |
| Team Elite Prime | 10 | Garret Suiter | 2018 | Lee County | Leesburg | GA | USA | C |
| Panhandle Scorpions 2018 | 14 | Joshua Tease | 2019 | North Florida Christian | Tallahassee | FL | USA | SS |
| Nelson Baseball School 15u Red | 1 | Nick Torres | 2018 | Etowah | Woodstock | GA | USA | RHP |
| Diamond Skills Dodgers (2018 Grads) | 7 | Zach Tsakounis | 2018 | St. Johns College | Arlington | VA | USA | LHP |
| CBA Copperheads Elite | 3 | Bryce Valero | 2019 | Glenwood School Inc | Fortson | GA | USA | C |
| USA Elite Baseball 2018's National | 4 | Cullan Wadsworth | 2018 | Parkland | Orefield | PA | USA | OF |
| Chain Black | 103 | Beau Walters | 2018 | East Ridge | Clermont | FL | USA | 1B |
| SLAM Fall Select 2018 | 34 | Riley Watkins | 2018 | Chelsea | Sterrett | AL | USA | RHP |
| STARS (Marucci) | 19 | Jack Weeks | 2018 | Paul Vl Catholic | Reston | VA | USA | LHP |
| So Cal NTT | 96 | Chase Wilkerson | 2018 | Headland | Headland | AL | USA | RHP |
| Mizuno Baseball USA | 55 | Treet Williams | 2018 | Home School | Tomball | TX | USA | C |