| Name |
Pos |
Team |
Age |
DOB |
POB |
Nationality |
Bats |
Throws |
Height |
Weight |
Salary |
| Jefferson, Cooper |
RP |
Nuevo Mexico Mariachis |
23 |
03/02/2040 |
Fortuna Foothills |
USA |
Left |
Left |
6' 0" |
190 lbs |
- |
| Jefferson, Paul |
RP |
Mercer Island Screaming Eagles |
27 |
06/26/2035 |
Beech Grove |
USA |
Right |
Right |
6' 1" |
200 lbs |
- |
| Jenkins, Eric |
SP |
Free Agent |
28 |
10/21/2034 |
Clinton |
USA |
Left |
Right |
6' 1" |
185 lbs |
- |
| Jennings, Fred |
RP |
Bethesda Atoms |
24 |
02/16/2039 |
Brooklyn |
USA |
Right |
Right |
5' 9" |
180 lbs |
- |
| Jia, Wang-fen |
RP |
Olympia Ogres |
27 |
02/03/2036 |
Yulin |
CHN |
Right |
Right |
6' 0" |
190 lbs |
- |
| Jiménez, Luis |
2B |
Marquette Miners |
21 |
10/17/2041 |
San Francisco de Macorís |
DOM |
Right |
Right |
6' 2" |
185 lbs |
- |
| Jin-ah, Ahn |
2B |
Mercer Island Screaming Eagles |
27 |
09/06/2035 |
Jeonju |
KOR |
Right |
Right |
6' 3" |
200 lbs |
- |
| Johnson, Len |
RP |
Free Agent |
26 |
10/03/2036 |
Plantation (Sarasota County) |
USA |
Right |
Right |
6' 1" |
205 lbs |
- |
| Johnson, Rodney |
SP |
Free Agent |
26 |
05/02/2037 |
Leawood |
USA |
Right |
Right |
5' 10" |
190 lbs |
- |
| Johnstone, Martin |
RF |
Free Agent |
29 |
10/18/2033 |
Denver |
USA |
Switch |
Right |
6' 1" |
205 lbs |
- |
| Jones, Artie |
SP |
Free Agent |
26 |
03/22/2037 |
Roanoke |
USA |
Left |
Right |
6' 4" |
200 lbs |
- |
| Jones, Sean |
RP |
Squirrel Hill Pierogis |
28 |
04/24/2035 |
Westwood |
USA |
Left |
Right |
6' 5" |
200 lbs |
- |
| Jones, Tim |
SP |
Philadelphia Liberty Academy |
28 |
07/08/2034 |
Holly Hill |
USA |
Left |
Right |
5' 8" |
170 lbs |
- |
| Jouda, Tanzan |
RP |
Philadelphia Liberty Academy |
27 |
07/01/2035 |
Akabira |
JPN |
Right |
Right |
6' 4" |
200 lbs |
- |
|