 |
|
|
| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Player | From-To | Avg | HR | RBI | W | L | SV | ERA | K |
|---|---|---|---|---|---|---|---|---|---|
| Frank Jackson | 2016-2016 | .000 | 0 | 0 | 1 | 1 | 1 | 5.23 | 13 |
| Kent Jackson | 2015-2018 | .242 | 5 | 28 | 0 | 0 | 0 | 0.00 | 0 |
| Prince Michael Jackson | 2030-2030 | .000 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| Russell Jackson | 2020-2026 | .000 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| Wilbur James | 2022-2023 | .000 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| Corbin Jameson | 2027-2027 | .000 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| An Jang-Yop | 2029-2033 | .000 | 0 | 0 | 7 | 3 | 28 | 1.11 | 164 |
| Scott Janousek | 2026-2034 | .000 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| Maxime Janssens | 2029-2033 | .000 | 0 | 0 | 2 | 1 | 0 | 2.82 | 53 |
| Augusto Jaramillo | 2014-2018 | .250 | 0 | 0 | 4 | 10 | 53 | 2.98 | 85 |
| Juan Jaramillo | 2019-2019 | .000 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| Nelson Jaramillo | 2030-2033 | .268 | 9 | 52 | 0 | 0 | 0 | 0.00 | 0 |
| José Jarca | 2028-2033 | .261 | 20 | 72 | 0 | 0 | 0 | 0.00 | 0 |
| Raúl Javier | 2014-2014 | .000 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| Rudy Jedburgh | 2015-2016 | .000 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| Gil Jenkins | 2015-2020 | .273 | 2 | 3 | 0 | 0 | 0 | 0.00 | 0 |
| Bill Jensen | 2019-2021 | .115 | 0 | 0 | 4 | 7 | 0 | 5.20 | 73 |
| Mitch Jensen | 2019-2021 | .227 | 10 | 44 | 0 | 0 | 0 | 0.00 | 0 |
| Denis Jerningham | 2031-2034 | .247 | 1 | 27 | 0 | 0 | 0 | 0.00 | 0 |
| Ares Jilavian | 2014-2017 | .316 | 16 | 68 | 0 | 0 | 0 | 0.00 | 0 |
| Aurelio Jiménez | 2034-2034 | .000 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| Esteban Jiménez | 2028-2032 | .000 | 0 | 0 | 5 | 1 | 3 | 1.49 | 54 |
| Félix Jiménez | 2018-2028 | .200 | 0 | 8 | 35 | 34 | 2 | 4.22 | 806 |
| Gilberto Jiménez | 2030-2031 | .217 | 8 | 27 | 0 | 0 | 0 | 0.00 | 0 |
| Mario Jiménez | 2014-2014 | .000 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| Orlando Jiménez | 2023-2023 | .000 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| Ji Jing | 2027-2034 | .000 | 0 | 0 | 32 | 19 | 1 | 3.57 | 299 |
| Ton Jobse | 2031-2034 | .000 | 0 | 0 | 30 | 26 | 0 | 4.51 | 421 |
| Ray John | 2024-2024 | .000 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| Gregory Johnson | 2019-2025 | .263 | 0 | 44 | 0 | 0 | 0 | 0.00 | 0 |
| Player | From-To | Avg | HR | RBI | W | L | SV | ERA | K |
| Joe Johnson | 2019-2021 | .000 | 0 | 0 | 6 | 1 | 1 | 6.24 | 41 |
| Myron Johnson | 2014-2019 | .226 | 0 | 12 | 24 | 18 | 0 | 4.47 | 325 |
| William Johnson | 2017-2017 | .333 | 0 | 0 | 3 | 1 | 0 | 3.76 | 35 |
| Anthony Johnston | 2020-2029 | .249 | 15 | 156 | 0 | 0 | 0 | 0.00 | 0 |
| Denver Johnston | 2015-2018 | .176 | 0 | 0 | 11 | 9 | 6 | 6.02 | 125 |
| Phil Johnston | 2017-2020 | .237 | 0 | 12 | 0 | 0 | 0 | 0.00 | 0 |
| Walt Johnston | 2014-2019 | .196 | 0 | 7 | 27 | 24 | 8 | 4.27 | 239 |
| Steven Johnstone | 2016-2016 | .190 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| Sylvain Jolly | 2018-2018 | .000 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| Barry Jones | 2023-2028 | .000 | 0 | 0 | 9 | 4 | 2 | 3.51 | 83 |
| Bryan Jones | 2023-2024 | .000 | 0 | 0 | 0 | 3 | 5 | 4.54 | 35 |
| Gary Jones | 2021-2022 | .000 | 0 | 0 | 2 | 1 | 0 | 7.56 | 13 |
| Harrison Jones | 2025-2025 | .000 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| Harrison Jones | 2020-2020 | .000 | 0 | 0 | 0 | 4 | 0 | 10.38 | 28 |
| Henry Jones | 2020-2020 | .228 | 1 | 9 | 0 | 0 | 0 | 0.00 | 0 |
| Joey Jones | 2019-2031 | .279 | 17 | 63 | 0 | 0 | 0 | 0.00 | 0 |
| Kip Jones | 2014-2015 | .220 | 5 | 27 | 0 | 0 | 0 | 0.00 | 0 |
| Mike Jones | 2014-2015 | .260 | 0 | 7 | 3 | 11 | 0 | 6.13 | 74 |
| Ralph Jones | 2016-2016 | .235 | 0 | 3 | 3 | 4 | 0 | 5.00 | 44 |
| Rod Jones | 2019-2026 | .238 | 8 | 45 | 0 | 0 | 0 | 0.00 | 0 |
| Steve Jones | 2029-2029 | .000 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| Tom Jones | 2023-2023 | .000 | 0 | 0 | 1 | 5 | 0 | 7.38 | 29 |
| Tommy Jones | 2015-2033 | .306 | 45 | 201 | 0 | 0 | 0 | 0.00 | 0 |
| Charles Jordan | 2018-2022 | .235 | 1 | 39 | 0 | 0 | 0 | 0.00 | 0 |
| Greg Jordan | 2018-2027 | .000 | 0 | 0 | 4 | 5 | 18 | 3.42 | 83 |
| Gojong Joseon | 2032-2032 | .000 | 0 | 0 | 0 | 1 | 0 | 15.75 | 2 |
| Mimosa Joseph | 2023-2032 | .000 | 0 | 0 | 21 | 18 | 0 | 3.37 | 249 |
| Richard Jost | 2029-2034 | .272 | 24 | 75 | 0 | 0 | 0 | 0.00 | 0 |
| Johnny Joyce | 2018-2019 | .000 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| Arlen Joysey | 2026-2034 | .214 | 38 | 97 | 0 | 0 | 0 | 0.00 | 0 |
| Player | From-To | Avg | HR | RBI | W | L | SV | ERA | K |
| Gilberto Juárez | 2028-2034 | .256 | 79 | 240 | 0 | 0 | 0 | 0.00 | 0 |
| José Juárez | 2025-2029 | .000 | 0 | 0 | 3 | 4 | 0 | 4.68 | 48 |
| Juan Júlio | 2018-2026 | .000 | 0 | 0 | 7 | 9 | 0 | 4.07 | 67 |
| Tony Justice | 2023-2026 | .167 | 4 | 11 | 0 | 0 | 0 | 0.00 | 0 |
