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| Left Fielders Single-Season Innings Played Leaderboard | |
| * - Indicates Hall of Fame |
| Rank | Player | Innings Played | IP | Year | Career Leaderboard |
| 1. | Tony Ocejo * | 1473.7 | 1473.7 | 2012 | |
| 2. | Bill Long | 1469.0 | 1469.0 | 2000 | |
| 3. | Ralph Montgomery | 1460.0 | 1460.0 | 2007 | |
| 4. | Bill Long | 1451.7 | 1451.7 | 2001 | |
| 5. | Pete Kahle * | 1446.7 | 1446.7 | 2001 | |
| 6. | Kevin Baskett | 1442.7 | 1442.7 | 2001 | |
| 7. | Juan Loera | 1442.0 | 1442.0 | 2001 | |
| 8. | Pete Kahle * | 1440.3 | 1440.3 | 2000 | |
| 9. | Andre Moreno | 1426.7 | 1426.7 | 2000 | |
| 10. | Anthony Beckford * | 1425.7 | 1425.7 | 2000 | |
| 11. | Tony Ocejo * | 1423.3 | 1423.3 | 2011 | |
| 12. | Kevin Sarratt | 1420.7 | 1420.7 | 2000 | |
| 13. | Pete Kahle * | 1419.3 | 1419.3 | 2014 | |
| 14. | Pete Kahle * | 1411.7 | 1411.7 | 2002 | |
| 15. | Bill Long | 1393.7 | 1393.7 | 2002 | |
| 16. | Adrian Gomez | 1391.3 | 1391.3 | 2000 | |
| 17. | Dennis Boshears | 1388.3 | 1388.3 | 2001 | |
| 18. | Adrian Gomez | 1384.7 | 1384.7 | 2001 | |
| 19. | Ralph Montgomery | 1379.3 | 1379.3 | 2006 | |
| 20. | Summer Nelson * | 1373.0 | 1373.0 | 2014 | |
| 21. | Tony Ocejo * | 1369.3 | 1369.3 | 2007 | |
| 22. | Tony Ocejo * | 1365.0 | 1365.0 | 2008 | |
| 23. | Summer Nelson * | 1363.0 | 1363.0 | 2012 | |
| 24. | Albert Villanueva | 1358.3 | 1358.3 | 2000 | |
| 25. | Leo Rubio | 1358.0 | 1358.0 | 2001 | |
| 26. | Norman Davis | 1355.7 | 1355.7 | 2017 | |
| Summer Nelson * | 1355.7 | 1355.7 | 2010 | ||
| Rafael Pedroza | 1355.7 | 1355.7 | 2000 | ||
| 29. | Bill Long | 1354.7 | 1354.7 | 2005 | |
| 30. | Bob Medforth | 1353.7 | 1353.7 | 2022 | |
| 31. | Leo Blatt | 1353.0 | 1353.0 | 2001 | |
| 32. | Andre Moreno | 1350.0 | 1350.0 | 2001 | |
| 33. | Summer Nelson * | 1349.0 | 1349.0 | 2013 | |
| 34. | Kenny Jay | 1348.7 | 1348.7 | 2000 | |
| 35. | Karl Immell | 1346.7 | 1346.7 | 2015 | |
| 36. | Jerry Jorge | 1346.3 | 1346.3 | 2019 | |
| Ralph Montgomery | 1346.3 | 1346.3 | 2002 | ||
| 38. | Jimmie Cuadra | 1343.7 | 1343.7 | 2009 | |
| 39. | John Fleury | 1343.0 | 1343.0 | 2014 | |
| 40. | Sol Mendesa | 1342.7 | 1342.7 | 2026 | |
| 41. | Pete Kahle * | 1342.3 | 1342.3 | 2003 | |
| Daniel Fulk | 1342.3 | 1342.3 | 2002 | ||
| 43. | Timothy Tavares | 1342.0 | 1342.0 | 2017 | |
| 44. | Jerry Jorge | 1341.7 | 1341.7 | 2025 | |
| 45. | Jerry Jorge | 1340.3 | 1340.3 | 2023 | |
| 46. | Andy Ping | 1340.0 | 1340.0 | 2022 | |
| 47. | Tony Ocejo * | 1339.3 | 1339.3 | 2009 | |
| 48. | Earl Presnell | 1339.0 | 1339.0 | 2017 | |
| 49. | Toshinobu Kashiwagi | 1337.3 | 1337.3 | 2024 | |
| 50. | James Hennen | 1337.0 | 1337.0 | 2024 | |
| 51. | Calvin Pulley | 1336.0 | 1336.0 | 2027 | |
| 52. | Jerry Jorge | 1335.7 | 1335.7 | 2024 | |
| Tony Ocejo * | 1335.7 | 1335.7 | 2015 | ||
| 54. | Mike Cranwell | 1334.7 | 1334.7 | 2028 | |
| 55. | James Hennen | 1334.0 | 1334.0 | 2023 | |
| Adrian Gomez | 1334.0 | 1334.0 | 2003 | ||
| 57. | Calvin Pulley | 1333.7 | 1333.7 | 2025 | |
| 58. | Bobby Russell | 1333.3 | 1333.3 | 2025 | |
| 59. | Tony Ocejo * | 1332.7 | 1332.7 | 2010 | |
| Kenny Jay | 1332.7 | 1332.7 | 2001 | ||
| 61. | Calvin Pulley | 1331.7 | 1331.7 | 2026 | |
| 62. | Timothy Tavares | 1331.0 | 1331.0 | 2016 | |
| Ramon Baez | 1331.0 | 1331.0 | 2004 | ||
| 64. | Summer Nelson * | 1330.3 | 1330.3 | 2004 | |
| 65. | Pete Kahle * | 1329.3 | 1329.3 | 2015 | |
| 66. | Timothy Tavares | 1329.0 | 1329.0 | 2022 | |
| 67. | Toshinobu Kashiwagi | 1327.3 | 1327.3 | 2025 | |
| 68. | Sol Mendesa | 1325.7 | 1325.7 | 2027 | |
| Alesso Rusticucci | 1325.7 | 1325.7 | 2005 | ||
| 70. | Ken Averett | 1325.3 | 1325.3 | 2028 | |
| Timothy Tavares | 1325.3 | 1325.3 | 2011 | ||
| 72. | Jerry Jorge | 1324.0 | 1324.0 | 2022 | |
| 73. | Bill Dickie | 1323.7 | 1323.7 | 2023 | |
| Summer Nelson * | 1323.7 | 1323.7 | 2005 | ||
| 75. | Jerry Jorge | 1323.3 | 1323.3 | 2020 | |
| 76. | Herme Moreira | 1323.0 | 1323.0 | 2017 | |
| 77. | Dale Couch | 1322.3 | 1322.3 | 2027 | |
| 78. | Sylvester Errico | 1321.3 | 1321.3 | 2011 | |
| 79. | Bill Dickie | 1319.3 | 1319.3 | 2024 | |
| 80. | Skipper Cage | 1319.0 | 1319.0 | 2028 | |
| Timothy Tavares | 1319.0 | 1319.0 | 2012 | ||
| 82. | T.J. Freeland | 1318.7 | 1318.7 | 2027 | |
| 83. | Joe Colin | 1318.3 | 1318.3 | 2024 | |
| 84. | Jerry Jorge | 1317.7 | 1317.7 | 2021 | |
| 85. | Jerry Jorge | 1317.7 | 1317.7 | 2029 | |
| 86. | Tony Ocejo * | 1317.0 | 1317.0 | 2016 | |
| 87. | Harold Knight | 1316.7 | 1316.7 | 2007 | |
| 88. | Summer Nelson * | 1316.3 | 1316.3 | 2011 | |
| 89. | Bobby Russell | 1315.7 | 1315.7 | 2028 | |
| Sanford Rossignol | 1315.7 | 1315.7 | 2006 | ||
| 91. | Summer Nelson * | 1314.7 | 1314.7 | 2016 | |
| 92. | Tony Ocejo * | 1314.3 | 1314.3 | 2014 | |
| Sylvester Errico | 1314.3 | 1314.3 | 2008 | ||
| 94. | Ryan Haber | 1314.0 | 1314.0 | 2005 | |
| Nick Hicks | 1314.0 | 1314.0 | 2002 | ||
| 96. | Joey Baro | 1313.7 | 1313.7 | 2019 | |
| Roy Irby | 1313.7 | 1313.7 | 2006 | ||
| 98. | Larry Sears | 1313.3 | 1313.3 | 2021 | |
| Alesso Rusticucci | 1313.3 | 1313.3 | 2011 | ||
| 100. | Bill Dickie | 1313.0 | 1313.0 | 2028 |
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