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| Catchers Single-Season On-Base Pct Leaderboard | |
| * - Indicates Hall of Fame
+ - indicates hit-less at-bats added to meet 502PA requirement. |
| Rank | Player | On-Base Pct | PA | Year | Career Leaderboard |
| 1. | Bill Worm | .4753 | 547 | 2018 | |
| 2. | Bill Worm | .4608 | 599 | 2019 | |
| 3. | Bill Worm | .4507 | 610 | 2025 | |
| 4. | Bill Worm | .4502 | 613 | 2020 | |
| 5. | Bill Worm | .4461 | 662 | 2021 | |
| 6. | Andrew Kegler | .4450 | 627 | 2022 | |
| 7. | Bill Worm | .4368 | 593 | 2028 | |
| 8. | Bill Worm | .4283 | 602 | 2017 | |
| 9. | Barry Price | .4281 | 598 | 2022 | |
| 10. | Bill Worm | .4268 | 568 | 2027 | |
| 11. | Bill Worm | .4251 | 708 | 2023 | |
| 12. | In-Sun An | .4227 | 539 | 2018 | |
| 13. | Christopher Ferrante * | .4203 | 571 | 2008 | |
| 14. | In-Sun An | .4173 | 544 | 2020 | |
| 15. | Andrew Kegler | .4162 | 583 | 2025 | |
| 16. | Andrew Kegler | .4139 | 634 | 2019 | |
| 17. | Christopher Ferrante * | .4116 | 606 | 2006 | |
| 18. | Andrew Kegler | .4111 | 652 | 2018 | |
| 19. | Christopher Ferrante * | .4087 | 624 | 2007 | |
| 20. | Andrew Kegler | .4063 | 573 | 2028 | |
| 21. | Barry Price | .4058 | 552 | 2019 | |
| 22. | Barry Price | .4049 | 616 | 2018 | |
| 23. | Tony Romo | .4041 | 636 | 2022 | |
| 24. | Andrew Kegler | .4036 | 560 | 2027 | |
| 25. | Richard Ruffner | .4034 | 585 | 2002 | |
| 26. | Andrew Kegler | .4033 | 549 | 2023 | |
| 27. | Bill Worm | .4021 | 572 | 2016 | |
| 28. | Aaron Slaughter | .4003 | 587 | 2023 | |
| 29. | In-Sun An | .3996 | 553 | 2017 | |
| 30. | Bill Worm | .3992+ | 486 | 2022 | |
| 31. | Tony Romo | .3988 | 647 | 2023 | |
| 32. | Christopher Delaney | .3975 | 556 | 2023 | |
| 33. | Richard Ruffner | .3964 | 608 | 2001 | |
| 34. | Tracy Jordan | .3953 | 511 | 2001 | |
| 35. | Christopher Ferrante * | .3942 | 591 | 2004 | |
| 36. | Barry Price | .3936 | 597 | 2016 | |
| 37. | Andrew Kegler | .3919 | 596 | 2029 | |
| 38. | Tony Romo | .3908 | 632 | 2017 | |
| 39. | Barry Price | .3906 | 594 | 2021 | |
| 40. | Aaron Slaughter | .3899 | 513 | 2019 | |
| 41. | Andrew Kegler | .3892 | 593 | 2024 | |
| 42. | Vincent Vannatta | .3883 | 564 | 2007 | |
| 43. | Johney Yoon | .3881 | 675 | 2000 | |
| 44. | Barry Price | .3876 | 596 | 2017 | |
| 45. | Tracy Jordan | .3871 | 590 | 2004 | |
| 46. | Carlos Fimenez | .3869 | 538 | 2029 | |
| 47. | Tony Romo | .3865 | 621 | 2016 | |
| 48. | Glenn Steger | .3864 | 528 | 2027 | |
| 49. | Tony Romo | .3863 | 611 | 2024 | |
| 50. | Andrew Kegler | .3856 | 625 | 2020 | |
| 51. | Malachi Sain * | .3849 | 530 | 2004 | |
| 52. | Zack Pattison | .3844 | 640 | 2028 | |
| 53. | Andrew Kegler | .3843 | 563 | 2015 | |
| 54. | Terry Fetty | .3833 | 517 | 2009 | |
| 55. | Matthew Strom | .3832 | 561 | 2009 | |
| 56. | Johney Yoon | .3831 | 664 | 2001 | |
| 57. | Aaron Slaughter | .3821 | 526 | 2021 | |
| 58. | Tony Romo | .3813 | 619 | 2021 | |
| 59. | Christopher Ferrante * | .3808 | 562 | 2014 | |
| 60. | Glenn Steger | .3806 | 557 | 2029 | |
| 61. | Vincent Vannatta | .3803 | 620 | 2004 | |
| 62. | Andrew Kegler | .3796 | 627 | 2021 | |
| 63. | Andrew Kegler | .3795 | 590 | 2026 | |
| 64. | Tony Romo | .3790 | 600 | 2018 | |
| 65. | Terry Fetty | .3788+ | 475 | 2005 | |
| 66. | Aaron Slaughter | .3786 | 597 | 2024 | |
| 67. | Derrick Classen | .3785 | 573 | 2000 | |
| 68. | Johney Yoon | .3781 | 612 | 2006 | |
| 69. | Richard Ruffner | .3777 | 646 | 2000 | |
| 70. | Vincent Vannatta | .3775 | 601 | 2003 | |
| 71. | In-Sun An | .3770 | 507 | 2009 | |
| 72. | Antonio Hernandez | .3765 | 587 | 2002 | |
| 73. | Matthew Strom | .3762 | 515 | 2014 | |
| 74. | Antonio Hernandez | .3756 | 600 | 2004 | |
| 75. | Aaron Slaughter | .3755 | 554 | 2022 | |
| 76. | Aaron Slaughter | .3754 | 602 | 2018 | |
| 77. | Derrick Classen | .3741 | 570 | 2002 | |
| 78. | Johney Yoon | .3737 | 570 | 2003 | |
| 79. | Aaron Slaughter | .3733 | 592 | 2016 | |
| 80. | Johney Yoon | .3731 | 596 | 2005 | |
| 81. | Richard Ruffner | .3725 | 612 | 2003 | |
| 82. | In-Sun An | .3714 | 588 | 2015 | |
| 83. | In-Sun An | .3714 | 556 | 2019 | |
| 84. | Christopher Ferrante * | .3713 | 544 | 2009 | |
| 85. | Alejandro Chavez | .3711 | 540 | 2029 | |
| 86. | Bill Worm | .3701 | 562 | 2015 | |
| 87. | Grubby Thompson | .3695 | 636 | 2029 | |
| 88. | Erik Hosier | .3687 | 616 | 2008 | |
| 89. | Barry Price | .3676 | 593 | 2023 | |
| 90. | James Easson | .3672 | 542 | 2012 | |
| 91. | Barry Price | .3670 | 594 | 2015 | |
| 92. | Enigma Smoot | .3669 | 556 | 2028 | |
| 93. | Matthew Strom | .3667 | 544 | 2015 | |
| 94. | Derrick Classen | .3663 | 580 | 2003 | |
| 95. | Malachi Sain * | .3663 | 647 | 2001 | |
| 96. | James Reed | .3657 | 608 | 2000 | |
| 97. | Matthew Strom | .3656 | 596 | 2013 | |
| 98. | Mangli Hui | .3653 | 502 | 2013 | |
| 99. | In-Sun An | .3652 | 597 | 2014 | |
| 100. | Johney Yoon | .3650 | 600 | 2002 |
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