| Name | Pos | Team | Age | DOB | POB | Nationality | Bats | Throws | Height | Weight | Salary |
| Jackson, Bill | CL | Free Agent | 19 | 01/26/1999 | Spokane | USA | Right | Right | 6' 1" | 230 lbs | - |
| Jackson, Brian | MR | Bishop Gorman HS | 17 | 09/17/2001 | Carrboro | USA | Left | Left | 6' 3" | 190 lbs | - |
| Jackson, Jacob | MR | Billings West HS Golden Bears | 17 | 07/17/2001 | Weston | USA | Left | Left | 6' 3" | 230 lbs | - |
| Jackson, Jason | MR | Buchanan HS | 18 | 07/20/2000 | Oakwood | USA | Switch | Right | 6' 8" | 215 lbs | - |
| Jackson, Paul | MR | Rocky Point HS Eagles | 16 | 07/04/2002 | Boyes Hot Springs | USA | Right | Right | 5' 9" | 215 lbs | - |
| Jackson, Ralph | SP | Bishop Gorman HS | 17 | 10/02/2001 | Rock Falls | USA | Switch | Right | 6' 0" | 200 lbs | - |
| Jackson, Troy | 3B | Oceanside HS Pirates | 15 | 01/20/2003 | Baldwin | USA | Left | Right | 6' 0" | 215 lbs | - |
| Jackson, Will | SP | John Jay HS Patriots | 16 | 04/09/2002 | Galveston | USA | Switch | Right | 6' 3" | 210 lbs | - |
| Jacobs, Bob | LF | Mountain Pointe HS | 16 | 02/16/2002 | Grantley | USA | Left | Left | 5' 11" | 205 lbs | - |
| Jacobson, Justin | MR | Maris School | 16 | 01/07/2002 | Lake Saint Louis | USA | Left | Left | 6' 3" | 205 lbs | - |
| Jarvis, George | 2B | Free Agent | 21 | 10/26/1997 | Colton | USA | Switch | Right | 6' 2" | 215 lbs | - |
| Jenkins, Joe | MR | Santa Fe HS Chiefs | 16 | 09/03/2002 | Tampa | USA | Left | Left | 6' 3" | 230 lbs | - |
| Jennings, Giraldo | RF | Otsego HS Bulldogs | 15 | 03/06/2003 | Sutton | USA | Left | Left | 6' 4" | 205 lbs | - |
| Jennings, Roderick | CL | Jeffersonville-Youngsville Central HS Trojans | 18 | 01/25/2000 | Kansas City | USA | Left | Left | 6' 2" | 195 lbs | - |
| Jennings, Roger | SP | Broken Arrow HS | 17 | 03/26/2001 | Carthage | USA | Right | Right | 5' 9" | 195 lbs | - |
| Jiménez, Jorge | SS | Mountain Pointe HS | 17 | 09/18/2001 | Willow Springs | USA | Right | Right | 6' 1" | 185 lbs | - |
| Johns, Chris | SP | Billings West HS Golden Bears | 16 | 06/17/2002 | Fairmont | USA | Right | Right | 6' 0" | 220 lbs | - |
| Johnson, Barton | SP | H.H. Dow HS Chargers | 19 | 09/09/1999 | Arlington | USA | Right | Right | 5' 9" | 200 lbs | - |
| Johnson, Bob | C | Rocky Point HS Eagles | 16 | 08/23/2002 | Lansing | USA | Right | Right | 6' 0" | 215 lbs | - |
| Johnson, Dave | MR | Butler HS Golden Tornado | 17 | 11/14/2001 | The Bronx | USA | Left | Left | 6' 0" | 220 lbs | - |
| Johnson, Howard | CF | Bishop Verot HS | 15 | 03/25/2003 | Hot Springs | USA | Right | Right | 6' 0" | 205 lbs | - |
| Johnson, Ralph | MR | Billings West HS Golden Bears | 15 | 05/30/2003 | Wayne | USA | Switch | Left | 6' 1" | 175 lbs | - |
| Johnson, Ray | MR | Free Agent | 20 | 01/04/1998 | Indianapolis | USA | Right | Right | 5' 11" | 225 lbs | - |
| Johnson, Scot | 1B | H.H. Dow HS Chargers | 19 | 09/09/1999 | Atascocita | USA | Switch | Right | 6' 2" | 225 lbs | - |
| Johnson, Tom | C | Oceanside HS Pirates | 16 | 12/30/2002 | Tucson | USA | Switch | Right | 6' 2" | 200 lbs | - |
| Johnson, Tommy | MR | Bishop Gorman HS | 16 | 05/15/2002 | Fort Worth | USA | Right | Right | 6' 0" | 210 lbs | - |
| Johnston, Chet | C | Shelby HS Rockets | 16 | 05/23/2002 | Dallas | USA | Switch | Right | 6' 3" | 210 lbs | - |
| Johnston, Danny | CL | Shelby HS Rockets | 16 | 12/17/2002 | Cooper City | USA | Right | Right | 6' 4" | 175 lbs | - |
| Johnston, Ed | MR | Buchanan HS | 17 | 03/03/2001 | Pleasantville | USA | Right | Right | 6' 1" | 215 lbs | - |
| Johnston, Frank | 3B | Madawaska Valley HS Wolves | 16 | 07/01/2002 | Wellston | USA | Switch | Right | 6' 1" | 160 lbs | - |
| Johnston, Howard | MR | Free Agent | 21 | 11/25/1997 | Athens | USA | Right | Right | 6' 1" | 205 lbs | - |
| Johnston, Jerry | CF | John Jay HS Patriots | 17 | 10/24/2001 | Miramar | USA | Right | Right | 5' 8" | 185 lbs | - |
| Johnston, John | MR | Otsego HS Bulldogs | 17 | 12/30/2001 | Belleville | USA | Left | Left | 6' 9" | 240 lbs | - |
| Johnston, Matt | CF | Free Agent | 21 | 08/03/1997 | Honolulu | USA | Right | Right | 6' 1" | 190 lbs | - |
| Johnston, Riley | SP | Oliver Ames HS Tigers | 18 | 12/02/2000 | South Bend | USA | Right | Right | 6' 2" | 230 lbs | - |
| Jones, Bennie | CF | Coweta HS Tigers | 19 | 10/18/1999 | Hempstead | USA | Right | Right | 6' 1" | 190 lbs | - |
| Jones, Dave | MR | Madawaska Valley HS Wolves | 16 | 05/28/2002 | New York | USA | Left | Right | 6' 5" | 220 lbs | - |
| Jones, David | SS | Rocky Point HS Eagles | 17 | 07/25/2001 | Louisville | USA | Switch | Right | 6' 0" | 195 lbs | - |
| Jones, Geoff | MR | Maize HS | 16 | 09/08/2002 | The Bronx | USA | Left | Right | 5' 10" | 195 lbs | - |
| Jones, Jeff | MR | Broken Arrow HS | 16 | 04/08/2002 | New York | USA | Left | Right | 6' 2" | 175 lbs | - |
| Jones, Jim | C | Free Agent | 20 | 01/16/1998 | La Mirada | USA | Right | Right | 6' 2" | 195 lbs | - |
| Jones, Marvin | CF | Free Agent | 21 | 10/14/1997 | Santee | USA | Right | Right | 6' 1" | 190 lbs | - |
| Jones, Max | RF | Butler HS Golden Tornado | 19 | 09/07/1999 | Naperville | USA | Right | Left | 6' 0" | 195 lbs | - |
| Jones, Mike | 1B | Free Agent | 20 | 03/20/1998 | Stratford | USA | Left | Left | 6' 2" | 230 lbs | - |
| Jones, Ray | MR | Free Agent | 20 | 01/02/1998 | Augusta-Richmond County | USA | Left | Left | 5' 11" | 215 lbs | - |
| Jones, Reid | SP | Free Agent | 20 | 10/08/1998 | East End | USA | Right | Right | 6' 0" | 220 lbs | - |
| Jones, Ron | SP | Free Agent | 20 | 05/04/1998 | Huntington | USA | Right | Right | 6' 4" | 210 lbs | - |
| Jones, Stan | MR | Free Agent | 20 | 04/06/1998 | Pleasant Grove | USA | Right | Right | 6' 1" | 190 lbs | - |
| Jones, Steven | MR | Free Agent | 19 | 04/01/1999 | Florence-Graham | USA | Right | Right | 6' 3" | 195 lbs | - |
| Jones, Winston | MR | Free Agent | 21 | 11/11/1997 | New York | USA | Left | Left | 6' 1" | 190 lbs | - |
| Jordan, Patrick | CF | Free Agent | 20 | 05/01/1998 | Union City | USA | Right | Right | 6' 1" | 210 lbs | - |
