| 12/31/2018 | ||||||
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| J |
| Name | Pos | Team | Age | DOB | POB | Nationality | Bats | Throws | Height | Weight | Salary |
| Jackson, Joel | C | Reading Rainbows | 21 | 06/13/1997 | Kingsville | USA | Right | Right | 6' 1" | 190 lbs | - |
| Jackson, Marc | SS | Mt Pleasant Bearcats | 34 | 01/26/1984 | Arlington | USA | Right | Right | 6' 0" | 196 lbs | - |
| Jackson, William | LF | Wilmington Rebels | 24 | 04/11/1994 | New York | USA | Switch | Right | 6' 1" | 220 lbs | - |
| Jacobs, Jack | MR | Springfield Simpsons | 26 | 04/22/1992 | Tucson | USA | Right | Right | 6' 0" | 235 lbs | - |
| Javier, Ricardo | 3B | Wilmington Rebels | 24 | 09/15/1994 | Carolina | PUR | Switch | Right | 5' 10" | 210 lbs | - |
| Jenkins, Grant | C | Mt Pleasant Bearcats | 27 | 06/07/1991 | Boston | USA | Right | Right | 6' 2" | 225 lbs | - |
| Johnston, Dave | MR | Mt Pleasant Bearcats | 22 | 11/29/1996 | Palm Bay | USA | Right | Right | 6' 0" | 215 lbs | - |
