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| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Player | From-To | Avg | HR | RBI | W | L | SV | ERA | K |
|---|---|---|---|---|---|---|---|---|---|
| Jesse Jachimiak | 2020-2022 | .000 | 0 | 0 | 3 | 4 | 1 | 3.95 | 37 |
| Brian Jackson | 2025-2025 | .000 | 0 | 0 | 1 | 3 | 0 | 6.95 | 26 |
| Isaiah Jackson | 2026-2026 | 1.000 | 0 | 2 | 0 | 0 | 0 | 0.00 | 0 |
| Jim Jackson | 2020-2022 | .275 | 4 | 35 | 0 | 0 | 0 | 0.00 | 0 |
| Kelly Jackson | 2023-2026 | .000 | 0 | 0 | 8 | 5 | 3 | 4.15 | 109 |
| Ralph Jackson | 2020-2024 | .255 | 17 | 68 | 0 | 0 | 0 | 0.00 | 0 |
| Shamar Jackson | 2025-2025 | .308 | 0 | 3 | 0 | 0 | 0 | 0.00 | 0 |
| Travis Jackson | 2023-2024 | .278 | 3 | 11 | 0 | 0 | 0 | 0.00 | 0 |
| Tyrone Jackson | 2021-2025 | .262 | 13 | 38 | 0 | 0 | 0 | 0.00 | 0 |
| Brian Jacobs | 2016-2019 | .242 | 8 | 27 | 0 | 0 | 0 | 0.00 | 0 |
| Omar Jacome | 2017-2025 | .177 | 2 | 10 | 0 | 0 | 0 | 0.00 | 0 |
| Fernando Jaimes | 2024-2025 | .000 | 0 | 0 | 2 | 8 | 0 | 5.64 | 55 |
| Kyle Jaimes | 2021-2021 | .200 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| Rich Jakob | 2026-2026 | .000 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| Danny Jakubowski | 2023-2024 | .000 | 0 | 0 | 4 | 4 | 0 | 3.29 | 41 |
| Mike Jamar | 2017-2018 | .227 | 9 | 55 | 0 | 0 | 0 | 0.00 | 0 |
| Aaron James | 2024-2026 | .246 | 0 | 5 | 0 | 0 | 0 | 0.00 | 0 |
| Mike James | 2026-2026 | .000 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| Nick James | 2026-2026 | .500 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| Ryan James | 2018-2020 | .276 | 1 | 13 | 0 | 0 | 0 | 0.00 | 0 |
| Tim James | 2024-2024 | .000 | 0 | 0 | 4 | 2 | 0 | 4.54 | 30 |
| Tim James | 2019-2021 | .000 | 0 | 0 | 2 | 1 | 14 | 2.96 | 97 |
| Xavier James | 2020-2021 | .246 | 2 | 24 | 0 | 0 | 0 | 0.00 | 0 |
| Mike Janda | 2024-2024 | .000 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| Chris Jansen | 2020-2021 | .000 | 0 | 0 | 9 | 1 | 0 | 2.19 | 117 |
| Jacky Jansen | 2025-2026 | .223 | 1 | 17 | 0 | 0 | 0 | 0.00 | 0 |
| Jonathan Jaramillo | 2017-2017 | .273 | 3 | 6 | 0 | 0 | 0 | 0.00 | 0 |
| Juan Jaramillo | 2026-2026 | .307 | 1 | 12 | 0 | 0 | 0 | 0.00 | 0 |
| Omar Jaramillo | 2022-2022 | .000 | 0 | 0 | 0 | 0 | 1 | 0.00 | 3 |
| Ray Jarrett | 2023-2025 | .000 | 0 | 0 | 3 | 4 | 4 | 3.75 | 66 |
| Player | From-To | Avg | HR | RBI | W | L | SV | ERA | K |
| Josh Jasinski | 2024-2024 | .257 | 8 | 26 | 0 | 0 | 0 | 0.00 | 0 |
| Kyle Jaynes | 2021-2021 | .333 | 4 | 13 | 0 | 0 | 0 | 0.00 | 0 |
| Adrian Jeansonne | 2024-2024 | .000 | 0 | 0 | 1 | 0 | 8 | 0.77 | 19 |
| Jim Jedrzejewski | 2019-2021 | .263 | 6 | 45 | 0 | 0 | 0 | 0.00 | 0 |
| Seth Jeffers | 2017-2017 | .260 | 1 | 17 | 0 | 0 | 0 | 0.00 | 0 |
| Steve Jelen | 2024-2024 | .000 | 0 | 0 | 1 | 6 | 16 | 3.77 | 41 |
| Chad Jenkins | 2022-2022 | .000 | 0 | 0 | 0 | 0 | 0 | 0.00 | 4 |
| Chris Jenkins | 2017-2017 | .000 | 0 | 0 | 1 | 1 | 0 | 1.74 | 12 |
| Eddie Jenkins | 2018-2026 | .309 | 16 | 57 | 0 | 0 | 0 | 0.00 | 0 |
| Tyler Jenkins | 2025-2026 | .258 | 1 | 24 | 0 | 0 | 0 | 0.00 | 0 |
| Rick Jennifer | 2026-2026 | .257 | 2 | 8 | 0 | 0 | 0 | 0.00 | 0 |
| Addison Jensen | 2020-2022 | .000 | 0 | 0 | 6 | 6 | 0 | 4.27 | 98 |
| Casey Jensen | 2023-2023 | .000 | 0 | 0 | 2 | 1 | 0 | 2.80 | 33 |
| Jonathan Jensen | 2025-2026 | .000 | 0 | 0 | 4 | 5 | 2 | 5.81 | 45 |
| Josh Jensen | 2025-2025 | .000 | 0 | 0 | 3 | 0 | 0 | 1.66 | 15 |
| Josh Jeppesen | 2017-2017 | .000 | 0 | 0 | 0 | 2 | 0 | 5.00 | 10 |
| Matthew Jesionowski | 2021-2021 | .000 | 0 | 0 | 2 | 0 | 0 | 2.63 | 49 |
| Adam Jessee | 2017-2019 | .000 | 0 | 0 | 3 | 4 | 0 | 5.33 | 64 |
| John Jett | 2024-2025 | .000 | 0 | 0 | 3 | 2 | 5 | 4.50 | 53 |
| Aaron Jewett | 2026-2026 | .198 | 3 | 8 | 0 | 0 | 0 | 0.00 | 0 |
| Dave Jezierski | 2024-2025 | .000 | 0 | 0 | 2 | 2 | 5 | 2.80 | 46 |
| Chien-shih Jian | 2022-2026 | .258 | 2 | 28 | 0 | 0 | 0 | 0.00 | 0 |
| Jai-guo Jianbua | 2022-2026 | .236 | 2 | 23 | 0 | 0 | 0 | 0.00 | 0 |
| Adrian Jimenez | 2026-2026 | .000 | 0 | 0 | 0 | 1 | 0 | 6.94 | 14 |
| Dan Jimenez | 2016-2017 | .286 | 6 | 20 | 0 | 0 | 0 | 0.00 | 0 |
| Francisco Jimenez | 2021-2022 | .000 | 0 | 0 | 5 | 6 | 0 | 2.15 | 86 |
| Frank Jimenez | 2024-2026 | .320 | 24 | 97 | 0 | 0 | 0 | 0.00 | 0 |
| Ismael Jimenez | 2021-2023 | .248 | 0 | 11 | 0 | 0 | 0 | 0.00 | 0 |
| Luis Jimenez | 2024-2026 | .000 | 0 | 0 | 7 | 6 | 0 | 3.82 | 97 |
| Nestor Jimenez | 2022-2023 | .289 | 4 | 17 | 0 | 0 | 0 | 0.00 | 0 |
| Player | From-To | Avg | HR | RBI | W | L | SV | ERA | K |
| Ramon Jimenez | 2023-2026 | .750 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| Ricardo Jimenez | 2026-2026 | .368 | 1 | 2 | 0 | 0 | 0 | 0.00 | 0 |
| Tony Jimenez | 2016-2017 | .256 | 1 | 3 | 0 | 0 | 0 | 0.00 | 0 |
| David Jobe | 2025-2025 | .000 | 0 | 0 | 1 | 5 | 0 | 4.99 | 30 |
| Kevin Joe | 2021-2022 | .000 | 0 | 0 | 7 | 5 | 0 | 4.50 | 88 |
| Rickey Jogan | 2024-2025 | .000 | 0 | 0 | 5 | 6 | 4 | 4.39 | 82 |
| Jonas Johanson | 2025-2026 | .000 | 0 | 0 | 1 | 1 | 0 | 4.47 | 38 |
| Ben Johns | 2025-2026 | .240 | 2 | 6 | 0 | 0 | 0 | 0.00 | 0 |
| Jake Johns | 2017-2019 | .241 | 4 | 18 | 0 | 0 | 0 | 0.00 | 0 |
| Jim Johns | 2025-2025 | .000 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| A.J. Johnson | 2017-2017 | .000 | 0 | 0 | 1 | 0 | 1 | 0.00 | 8 |
| Adam Johnson | 2019-2024 | .238 | 12 | 38 | 0 | 0 | 0 | 0.00 | 0 |
| Andre Johnson | 2024-2024 | .600 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| Anthony Johnson | 2018-2019 | .456 | 7 | 22 | 0 | 0 | 0 | 0.00 | 0 |
| Ben Johnson | 2021-2022 | .261 | 6 | 34 | 0 | 0 | 0 | 0.00 | 0 |
| Bill Johnson | 2024-2026 | .000 | 0 | 0 | 5 | 6 | 15 | 4.20 | 83 |
| Bob Johnson | 2024-2024 | .000 | 0 | 0 | 3 | 7 | 0 | 5.88 | 64 |
| Bret Johnson | 2020-2020 | .188 | 1 | 1 | 0 | 0 | 0 | 0.00 | 0 |
| Brian Johnson | 2024-2025 | .000 | 0 | 0 | 2 | 2 | 0 | 5.30 | 31 |
| Chris Johnson | 2021-2022 | .000 | 0 | 0 | 8 | 11 | 0 | 2.86 | 94 |
| David Johnson | 2019-2023 | .247 | 3 | 21 | 0 | 0 | 0 | 0.00 | 0 |
| David Johnson | 2026-2026 | .000 | 0 | 0 | 5 | 2 | 0 | 4.76 | 37 |
| Fadeuka Johnson | 2024-2025 | .000 | 0 | 0 | 4 | 8 | 0 | 6.73 | 54 |
| Isaiah Johnson | 2023-2025 | .234 | 7 | 28 | 0 | 0 | 0 | 0.00 | 0 |
| James Johnson | 2018-2020 | .240 | 4 | 26 | 0 | 0 | 0 | 0.00 | 0 |
| Jared Johnson | 2026-2026 | .194 | 0 | 1 | 0 | 0 | 0 | 0.00 | 0 |
| Jeff Johnson | 2024-2026 | .224 | 9 | 18 | 0 | 0 | 0 | 0.00 | 0 |
| Joe Johnson | 2026-2026 | .000 | 0 | 0 | 0 | 0 | 0 | 7.88 | 8 |
| Joe Johnson | 2024-2025 | .236 | 17 | 55 | 0 | 0 | 0 | 0.00 | 0 |
| John Johnson | 2017-2020 | .229 | 3 | 52 | 0 | 0 | 0 | 0.00 | 0 |
| Player | From-To | Avg | HR | RBI | W | L | SV | ERA | K |
| John Johnson | 2016-2019 | .258 | 12 | 77 | 0 | 0 | 0 | 0.00 | 0 |
| Josh Johnson | 2025-2025 | .000 | 0 | 0 | 0 | 0 | 0 | 10.80 | 3 |
| Larry Johnson | 2023-2024 | .000 | 0 | 0 | 4 | 6 | 2 | 4.40 | 76 |
| Matt Johnson | 2019-2020 | .000 | 0 | 0 | 4 | 5 | 0 | 3.71 | 85 |
| Matt Johnson | 2022-2022 | .000 | 0 | 0 | 4 | 1 | 0 | 3.07 | 41 |
| Mike Johnson | 2026-2026 | .000 | 0 | 0 | 1 | 1 | 0 | 5.00 | 27 |
| Nick Johnson | 2016-2017 | .227 | 0 | 33 | 0 | 0 | 1 | 6.75 | 0 |
| Pete Johnson | 2020-2020 | .000 | 0 | 0 | 3 | 1 | 0 | 2.84 | 10 |
| Phil Johnson | 2024-2025 | .284 | 3 | 24 | 0 | 0 | 0 | 0.00 | 0 |
| Ricky Johnson | 2026-2026 | .000 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| Ron Johnson | 2020-2023 | .262 | 17 | 75 | 0 | 0 | 0 | 0.00 | 0 |
| Ronnie Johnson | 2023-2023 | .286 | 0 | 1 | 0 | 0 | 0 | 0.00 | 0 |
| Ryan Johnson | 2022-2026 | .000 | 0 | 0 | 12 | 5 | 3 | 2.99 | 150 |
| Steve Johnson | 2022-2023 | .000 | 0 | 0 | 2 | 0 | 0 | 2.61 | 4 |
| Tim Johnson | 2020-2020 | .309 | 6 | 23 | 0 | 0 | 0 | 0.00 | 0 |
| Tom Johnson | 2026-2026 | .333 | 0 | 1 | 0 | 0 | 0 | 0.00 | 0 |
| Tony Johnson | 2020-2026 | .220 | 2 | 17 | 0 | 0 | 0 | 0.00 | 0 |
| Tony Johnson | 2016-2023 | .250 | 2 | 6 | 0 | 0 | 0 | 0.00 | 0 |
| Tyrone Johnson | 2020-2022 | .261 | 6 | 50 | 0 | 0 | 0 | 0.00 | 0 |
| Walt Johnson | 2020-2021 | .230 | 4 | 18 | 0 | 0 | 0 | 0.00 | 0 |
| Wyatt Johnson | 2025-2025 | .000 | 0 | 0 | 1 | 0 | 0 | 0.79 | 6 |
| Jessie Johnston | 2019-2019 | .256 | 3 | 24 | 0 | 0 | 0 | 0.00 | 0 |
| Mike Johnston | 2026-2026 | .000 | 0 | 0 | 5 | 3 | 0 | 7.25 | 35 |
| Wayne Johnston | 2026-2026 | .000 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| Josh Jolley | 2019-2022 | .242 | 9 | 82 | 0 | 0 | 0 | 0.00 | 0 |
| Joel Jolly | 2025-2026 | .282 | 6 | 26 | 0 | 0 | 0 | 0.00 | 0 |
| Steve Jolly | 2024-2025 | .000 | 0 | 0 | 5 | 13 | 0 | 6.38 | 82 |
| Adam Jones | 2026-2026 | .000 | 0 | 0 | 0 | 2 | 0 | 6.67 | 17 |
| Adrian Jones | 2016-2019 | .238 | 16 | 44 | 0 | 0 | 0 | 0.00 | 0 |
| Brian Jones | 2018-2019 | .253 | 19 | 64 | 0 | 0 | 0 | 0.00 | 0 |
| Player | From-To | Avg | HR | RBI | W | L | SV | ERA | K |
| Caleb Jones | 2020-2021 | .218 | 9 | 35 | 0 | 0 | 0 | 0.00 | 0 |
| Chris Jones | 2018-2018 | .000 | 0 | 0 | 2 | 0 | 0 | 2.38 | 15 |
| Chris Jones | 2022-2023 | .328 | 22 | 55 | 0 | 0 | 0 | 0.00 | 0 |
| Dave Jones | 2017-2019 | .267 | 15 | 64 | 0 | 0 | 0 | 0.00 | 0 |
| Dusty Jones | 2016-2017 | .000 | 0 | 0 | 4 | 3 | 0 | 4.10 | 42 |
| Eli Jones | 2021-2021 | .000 | 0 | 0 | 2 | 0 | 0 | 2.30 | 19 |
| Eric Jones | 2016-2016 | .294 | 2 | 9 | 0 | 0 | 0 | 0.00 | 0 |
| Jayden Jones | 2025-2026 | .158 | 0 | 1 | 0 | 0 | 0 | 0.00 | 0 |
| Jessie Jones | 2026-2026 | .000 | 0 | 0 | 0 | 0 | 0 | 5.93 | 13 |
| Joe Jones | 2021-2021 | .000 | 0 | 0 | 3 | 2 | 0 | 5.08 | 45 |
| John Jones | 2025-2026 | .282 | 5 | 20 | 0 | 0 | 0 | 0.00 | 0 |
| John Jones | 2024-2024 | 1.000 | 0 | 1 | 0 | 0 | 0 | 0.00 | 0 |
| Matt Jones | 2019-2025 | .000 | 0 | 0 | 5 | 5 | 1 | 5.97 | 53 |
| Mike Jones | 2025-2025 | .600 | 0 | 1 | 0 | 0 | 0 | 0.00 | 0 |
| Nick Jones | 2023-2026 | .000 | 0 | 0 | 8 | 3 | 1 | 2.94 | 82 |
| Ryan Jones | 2016-2017 | .000 | 0 | 0 | 9 | 4 | 0 | 2.66 | 110 |
| Xavier Jones | 2021-2024 | .307 | 3 | 8 | 0 | 0 | 0 | 0.00 | 0 |
| Dai-lin Joo | 2020-2026 | .400 | 0 | 1 | 0 | 0 | 0 | 0.00 | 0 |
| Roy Joos | 2020-2020 | .348 | 3 | 8 | 0 | 0 | 0 | 0.00 | 0 |
| Bryan Jordan | 2026-2026 | .269 | 1 | 6 | 0 | 0 | 0 | 0.00 | 0 |
| Carlos Jordan | 2023-2023 | .000 | 0 | 0 | 3 | 4 | 0 | 3.70 | 40 |
| Chad Jordan | 2024-2025 | .000 | 0 | 0 | 1 | 4 | 2 | 3.81 | 48 |
| Ethan Jordan | 2025-2025 | .000 | 0 | 0 | 2 | 4 | 2 | 4.50 | 25 |
| Joe Jordan | 2025-2026 | .280 | 1 | 38 | 0 | 0 | 0 | 0.00 | 0 |
| Mike Jordan | 2020-2021 | .000 | 0 | 0 | 4 | 9 | 0 | 4.19 | 101 |
| Nick Jordan | 2026-2026 | .197 | 0 | 8 | 0 | 0 | 0 | 0.00 | 0 |
| Dale Jorden | 2025-2025 | .194 | 0 | 1 | 0 | 0 | 0 | 0.00 | 0 |
| Marco Jorge | 2020-2022 | .260 | 5 | 24 | 0 | 0 | 0 | 0.00 | 0 |
| Cody Jorgensen | 2025-2026 | .348 | 1 | 7 | 0 | 0 | 0 | 0.00 | 0 |
| Justin Jorgensen | 2020-2022 | .213 | 3 | 6 | 0 | 0 | 0 | 0.00 | 0 |
| Player | From-To | Avg | HR | RBI | W | L | SV | ERA | K |
| Ruben Jose | 2026-2026 | .000 | 0 | 0 | 0 | 1 | 0 | 1.93 | 12 |
| David Joseph | 2026-2026 | .000 | 0 | 0 | 1 | 0 | 0 | 0.00 | 11 |
| George Joseph | 2019-2025 | .247 | 8 | 46 | 0 | 0 | 0 | 0.00 | 0 |
| George Joseph | 2025-2026 | .000 | 0 | 0 | 5 | 1 | 2 | 2.48 | 59 |
| Jaden Joseph | 2019-2021 | .000 | 0 | 0 | 14 | 12 | 3 | 3.84 | 162 |
| Morgan Joslyn | 2021-2021 | .286 | 0 | 2 | 0 | 0 | 0 | 0.00 | 0 |
| Andy Joyce | 2017-2019 | .244 | 8 | 38 | 0 | 0 | 0 | 0.00 | 0 |
| Chance Joyner | 2018-2018 | .000 | 0 | 0 | 3 | 3 | 0 | 2.79 | 31 |
| Marco Juarez | 2021-2022 | .281 | 7 | 55 | 0 | 0 | 0 | 0.00 | 0 |
| Raul Juarez | 2025-2025 | .241 | 4 | 28 | 0 | 0 | 0 | 0.00 | 0 |
| Richard Juhl | 2022-2025 | .271 | 11 | 64 | 0 | 0 | 0 | 0.00 | 0 |
| Liam Julian | 2017-2019 | .217 | 1 | 12 | 0 | 0 | 0 | 0.00 | 0 |
| Jung-sang Jun | 2026-2026 | .282 | 7 | 25 | 0 | 0 | 0 | 0.00 | 0 |
| Dan Juneau | 2025-2026 | .000 | 0 | 0 | 8 | 7 | 0 | 4.07 | 105 |
| Alex Justiniano | 2026-2026 | .500 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| Alex Justiniano | 2024-2026 | .302 | 8 | 38 | 0 | 0 | 0 | 0.00 | 0 |
| Rick Jutras | 2020-2024 | .295 | 16 | 78 | 0 | 0 | 0 | 0.00 | 0 |
