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| Third Basemen 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. | Harmon Killebrew * | .4437 | 631 | 1966 | |
| 2. | Mel Ott * | .4387 | 604 | 1931 | |
| 3. | Randy Moore | .4382 | 519 | 1931 | |
| 4. | Harmon Killebrew * | .4356 | 652 | 1965 | |
| 5. | Harmon Killebrew * | .4347 | 651 | 1962 | |
| 6. | Al Rosen | .4339 | 560 | 1948 | |
| 7. | Mel Ott * | .4315 | 642 | 1936 | |
| 8. | Arky Vaughan * | .4305 | 683 | 1939 | |
| 9. | Whitey Kurowski | .4276 | 601 | 1946 | |
| 10. | Mel Ott * | .4262 | 650 | 1930 | |
| 11. | Frankie Zak | .4242 | 657 | 1950 | |
| 12. | Whitey Kurowski | .4231 | 677 | 1949 | |
| 13. | Ellis Clary | .4228 | 628 | 1952 | |
| 14. | Steve Braun | .4219 | 577 | 1982 | |
| 15. | Whitey Kurowski | .4217 | 691 | 1948 | |
| 16. | Eddie Mathews | .4216 | 662 | 1961 | |
| 17. | Whitey Kurowski | .4204 | 688 | 1951 | |
| 18. | Ellis Clary | .4198 | 650 | 1949 | |
| 19. | Harmon Killebrew * | .4189 | 636 | 1967 | |
| 20. | Eddie Mathews | .4168 | 633 | 1958 | |
| 21. | Eddie Mathews | .4158 | 652 | 1955 | |
| 22. | Dave Magadan | .4140 | 541 | 1990 | |
| 23. | Arky Vaughan * | .4125 | 674 | 1944 | |
| 24. | Al Rosen | .4121 | 626 | 1949 | |
| 25. | Arky Vaughan * | .4119 | 540 | 1934 | |
| 26. | Arky Vaughan * | .4109 | 646 | 1942 | |
| 27. | Jim Finigan | .4108 | 650 | 1957 | |
| 28. | Johnny Pesky | .4104 | 580 | 1942 | |
| 29. | Mike Schmidt | .4103 | 681 | 1983 | |
| 30. | Ellis Clary | .4100 | 647 | 1950 | |
| 31. | Ellis Clary | .4088 | 566 | 1951 | |
| 32. | Red Rolfe | .4084+ | 501 | 1944 | |
| 33. | Arky Vaughan * | .4068 | 676 | 1938 | |
| 34. | Harmon Killebrew * | .4068 | 681 | 1963 | |
| 35. | Bob Bailey | .4068 | 626 | 1976 | |
| 36. | Wade Boggs | .4064 | 625 | 1987 | |
| 37. | Steve Braun | .4049 | 531 | 1983 | |
| 38. | Steve Braun | .4046 | 524 | 1975 | |
| 39. | Ellis Clary | .4044 | 587 | 1944 | |
| 40. | Arky Vaughan * | .4042 | 668 | 1941 | |
| 41. | Randy Moore | .4039 | 513 | 1930 | |
| 42. | Arky Vaughan * | .4036 | 680 | 1945 | |
| 43. | Bill Serena | .4034 | 699 | 1953 | |
| 44. | Sal Bando | .4033 | 657 | 1974 | |
| Arky Vaughan * | .4033 | 657 | 1943 | ||
| 46. | Eddie Mathews | .4032 | 630 | 1966 | |
| 47. | Mel Ott * | .4027 | 663 | 1941 | |
| 48. | Jim Finigan | .4026 | 685 | 1956 | |
| 49. | Frankie Crosetti | .4013 | 599 | 1942 | |
| 50. | Whitey Kurowski | .4013 | 634 | 1945 | |
| 51. | Mel Ott * | .4012 | 643 | 1943 | |
| 52. | Arky Vaughan * | .4006 | 653 | 1935 | |
| 53. | Bob Bailey | .4006 | 658 | 1971 | |
| 54. | Bob Bailey | .4000 | 590 | 1969 | |
| Sid Gordon | .4000 | 684 | 1949 | ||
| 56. | Whitey Kurowski | .3991 | 682 | 1950 | |
| 57. | Bill Serena | .3988 | 667 | 1954 | |
| 58. | Johnny Pesky | .3988 | 658 | 1950 | |
| 59. | Sid Gordon | .3973 | 662 | 1951 | |
| 60. | Lou Chiozza | .3971 | 544 | 1938 | |
| 61. | Jackie Robinson | .3970 | 682 | 1948 | |
| 62. | Harmon Killebrew * | .3970 | 671 | 1968 | |
| 63. | Mel Ott * | .3969 | 587 | 1932 | |
| 64. | Harmon Killebrew * | .3969 | 636 | 1960 | |
| 65. | Bill Serena | .3966 | 585 | 1952 | |
| 66. | Gary Sheffield | .3964 | 663 | 1990 | |
| 67. | Sal Bando | .3959 | 640 | 1971 | |
| 68. | Mel Ott * | .3954 | 609 | 1935 | |
| 69. | Fred McGriff | .3943 | 664 | 1988 | |
| 70. | Wade Boggs | .3935 | 615 | 1986 | |
| 71. | Denny Walling | .3934 | 672 | 1982 | |
| 72. | Eddie Mathews | .3933 | 661 | 1960 | |
| 73. | Ossie Bluege | .3927 | 664 | 1931 | |
| 74. | Steve Braun | .3925 | 586 | 1977 | |
| 75. | Bud Harrelson | .3922 | 551 | 1978 | |
| 76. | Dee Moore | .3918 | 567 | 1938 | |
| 77. | Mike Schmidt | .3916 | 698 | 1979 | |
| 78. | Tony Perez | .3913 | 646 | 1969 | |
| 79. | Dick Howser | .3911 | 679 | 1968 | |
| 80. | Sid Gordon | .3911 | 700 | 1948 | |
| 81. | Gary Sheffield | .3910 | 601 | 1988 | |
| 82. | Harmon Killebrew * | .3910 | 665 | 1961 | |
| 83. | Arky Vaughan * | .3906 | 685 | 1936 | |
| 84. | Bud Harrelson | .3905 | 557 | 1975 | |
| 85. | Tom O'Malley | .3901 | 664 | 1988 | |
| 86. | Sid Gordon | .3898 | 631 | 1950 | |
| 87. | Mike Schmidt | .3894 | 660 | 1976 | |
| Arky Vaughan * | .3894 | 660 | 1946 | ||
| 89. | Tom O'Malley | .3894 | 682 | 1987 | |
| 90. | Wade Boggs | .3891 | 622 | 1989 | |
| 91. | Arky Vaughan * | .3887 | 677 | 1937 | |
| 92. | Jackie Robinson | .3883 | 687 | 1947 | |
| 93. | Mel Ott * | .3880 | 518 | 1939 | |
| 94. | Bob Bailey | .3880 | 665 | 1972 | |
| 95. | Glenn Crawford | .3873 | 529 | 1948 | |
| 96. | Jackie Robinson | .3866 | 700 | 1946 | |
| 97. | Jim Finigan | .3864 | 634 | 1959 | |
| 98. | Red Rolfe | .3862 | 650 | 1938 | |
| 99. | Bob Bailey | .3861 | 531 | 1967 | |
| 100. | Jim Finigan | .3859 | 653 | 1962 | |
| 101. | Ken Caminiti | .3858 | 581 | 1990 | |
| 102. | Joe Garagiola | .3857 | 589 | 1955 | |
| 103. | Eddie Mathews | .3854 | 628 | 1959 | |
| 104. | Mel Ott * | .3853 | 641 | 1940 | |
| 105. | Mike Schmidt | .3846 | 638 | 1984 | |
| 106. | Mel Ott * | .3845 | 671 | 1945 | |
| 107. | Mel Ott * | .3845 | 632 | 1934 | |
| 108. | Red Rolfe | .3843 | 562 | 1943 | |
| 109. | Jim Finigan | .3842 | 626 | 1963 | |
| 110. | Jackie Robinson | .3839 | 692 | 1949 | |
| 111. | Gerald Perry | .3838 | 661 | 1985 | |
| 112. | Mel Ott * | .3836 | 684 | 1944 | |
| 113. | Wade Boggs | .3835 | 618 | 1984 | |
| 114. | Ossie Bluege | .3833 | 607 | 1935 | |
| 115. | Jim Finigan | .3830 | 672 | 1958 | |
| 116. | Pie Traynor | .3829 | 701 | 1935 | |
| 117. | Ralph Hodgin | .3828 | 597 | 1942 | |
| 118. | Dick Howser | .3828 | 681 | 1966 | |
| 119. | Bob Bailey | .3827 | 684 | 1973 | |
| 120. | Joe Foy | .3827 | 610 | 1974 | |
| 121. | Lou Chiozza | .3822 | 523 | 1935 | |
| 122. | Mike Schmidt | .3818 | 626 | 1982 | |
| 123. | Dave Magadan | .3817 | 524 | 1988 | |
| 124. | Mike Schmidt | .3815 | 674 | 1980 | |
| 125. | Willie Kamm | .3810 | 677 | 1931 | |
| 126. | Woody English | .3806 | 602 | 1936 | |
| 127. | Bob Bailey | .3803 | 681 | 1970 | |
| 128. | Harmon Killebrew * | .3802 | 673 | 1971 | |
| 129. | Harmon Killebrew * | .3802 | 656 | 1964 | |
| 130. | Mike Schmidt | .3800 | 671 | 1977 | |
| Randy Moore | .3800 | 683 | 1933 | ||
| 132. | Snuffy Stirnweiss | .3797 | 638 | 1946 | |
| 133. | Bill Serena | .3795 | 681 | 1957 | |
| 134. | Snuffy Stirnweiss | .3794 | 715 | 1951 | |
| 135. | Fred McGriff | .3794 | 543 | 1989 | |
| 136. | Eddie Mathews | .3794 | 630 | 1965 | |
| 137. | Dee Moore | .3793 | 552 | 1939 | |
| 138. | Bill Serena | .3793 | 676 | 1951 | |
| 139. | Gary Sheffield | .3790 | 657 | 1989 | |
| 140. | Harmon Killebrew * | .3789 | 665 | 1969 | |
| 141. | Sid Gordon | .3785 | 645 | 1946 | |
| 142. | Sid Gordon | .3784 | 669 | 1947 | |
| 143. | Bill Serena | .3783 | 675 | 1955 | |
| 144. | Jackie Robinson | .3783 | 608 | 1945 | |
| 145. | Bob Horner | .3782 | 670 | 1987 | |
| 146. | Frankie Crosetti | .3781 | 648 | 1943 | |
| 147. | Frankie Crosetti | .3777 | 570 | 1936 | |
| 148. | Willie Kamm | .3776 | 583 | 1932 | |
| 149. | Frankie Zak | .3773 | 649 | 1954 | |
| 150. | Randy Moore | .3773 | 618 | 1936 | |
| 151. | Adolfo Phillips | .3772 | 640 | 1971 | |
| 152. | Frankie Crosetti | .3771 | 587 | 1937 | |
| 153. | Ossie Bluege | .3770 | 642 | 1932 | |
| 154. | Ralph Hodgin | .3768 | 614 | 1944 | |
| 155. | Bud Harrelson | .3768 | 554 | 1974 | |
| 156. | Joe Foy | .3762 | 607 | 1975 | |
| 157. | John Milner | .3761 | 670 | 1978 | |
| 158. | Pete Rose | .3761 | 564 | 1964 | |
| 159. | Billy Harris | .3761 | 578 | 1977 | |
| 160. | Arky Vaughan * | .3760 | 603 | 1932 | |
| 161. | Bill Madlock | .3760 | 638 | 1979 | |
| 162. | Snuffy Stirnweiss | .3760 | 659 | 1952 | |
| 163. | Mike Shannon | .3760 | 664 | 1967 | |
| Bob Bailey | .3760 | 667 | 1966 | ||
| 165. | Tony Perez | .3758 | 628 | 1976 | |
| 166. | Arky Vaughan * | .3757 | 668 | 1940 | |
| 167. | Lew Riggs | .3757 | 506 | 1935 | |
| 168. | Joe Garagiola | .3756 | 600 | 1954 | |
| 169. | Mel Ott * | .3754 | 611 | 1937 | |
| 170. | Gerald Perry | .3754 | 642 | 1988 | |
| 171. | Steve Braun | .3752+ | 500 | 1978 | |
| 172. | Johnny Pesky | .3752 | 555 | 1953 | |
| 173. | Pete Ward | .3752 | 630 | 1966 | |
| 174. | Gerald Perry | .3752 | 637 | 1987 | |
| 175. | Dick Howser | .3752 | 674 | 1969 | |
| 176. | Jackie Robinson | .3750 | 679 | 1950 | |
| 177. | Joe Foy | .3744 | 658 | 1972 | |
| Bob Bailey | .3744 | 666 | 1965 | ||
| 179. | Bobby Thomson | .3742 | 636 | 1953 | |
| 180. | Tony Perez | .3742 | 634 | 1968 | |
| 181. | Mike Kreevich | .3740 | 521 | 1938 | |
| 182. | Joe Orengo | .3740+ | 494 | 1946 | |
| 183. | Jim Finigan | .3740 | 615 | 1960 | |
| 184. | Jackie Robinson | .3738 | 637 | 1952 | |
| 185. | Bob Horner | .3737 | 662 | 1980 | |
| 186. | Eddie Mathews | .3736 | 652 | 1962 | |
| 187. | Wade Boggs | .3736 | 621 | 1988 | |
| 188. | Dee Moore | .3736 | 535 | 1941 | |
| 189. | Adolfo Phillips | .3736 | 616 | 1969 | |
| 190. | Adolfo Phillips | .3734 | 643 | 1975 | |
| 191. | Eddie Mathews | .3732 | 636 | 1957 | |
| 192. | Wade Boggs | .3730 | 508 | 1990 | |
| 193. | John Milner | .3728 | 679 | 1975 | |
| 194. | Dan Driessen | .3726 | 585 | 1976 | |
| 195. | Denny Walling | .3725 | 596 | 1984 | |
| 196. | Mike Shannon | .3724 | 617 | 1966 | |
| 197. | Fred McGriff | .3722 | 661 | 1990 | |
| 198. | Dick Howser | .3714 | 705 | 1967 | |
| Sid Gordon | .3714 | 665 | 1944 | ||
| 200. | Frankie Crosetti | .3713 | 584 | 1940 | |
| 201. | Steve Braun | .3713+ | 472 | 1976 | |
| 202. | Denny Walling | .3710 | 623 | 1983 | |
| 203. | Randy Moore | .3707+ | 492 | 1932 | |
| 204. | Wade Boggs | .3704 | 629 | 1983 | |
| 205. | Whitey Kurowski | .3703 | 645 | 1952 | |
| 206. | Ron Cash | .3702+ | 491 | 1975 | |
| 207. | Dick Howser | .3702 | 545 | 1972 | |
| 208. | Jim Fregosi | .3698 | 606 | 1965 | |
| 209. | John Milner | .3697 | 683 | 1981 | |
| 210. | Gerald Perry | .3694 | 652 | 1986 | |
| 211. | John Milner | .3692 | 644 | 1976 | |
| 212. | Darrell Evans | .3691 | 637 | 1973 | |
| 213. | Bill Serena | .3690 | 668 | 1956 | |
| 214. | Woody English | .3689 | 689 | 1937 | |
| 215. | Kurt Bevacqua | .3688 | 607 | 1976 | |
| 216. | Bobby Thomson | .3687 | 662 | 1952 | |
| 217. | John Milner | .3686 | 605 | 1977 | |
| Mack Jones | .3686 | 608 | 1965 | ||
| 219. | Steve Braun | .3685 | 530 | 1979 | |
| 220. | Bob Dillinger | .3680+ | 487 | 1951 | |
| 221. | Red Rolfe | .3679 | 667 | 1939 | |
| 222. | Al Rosen | .3677 | 601 | 1950 | |
| 223. | George Brett | .3676 | 643 | 1984 | |
| 224. | Jim Finigan | .3675 | 653 | 1954 | |
| 225. | Snuffy Stirnweiss | .3672 | 674 | 1948 | |
| 226. | Eddie Mathews | .3671 | 669 | 1954 | |
| 227. | Ellis Clary | .3668 | 601 | 1953 | |
| 228. | Bruno Betzel | .3667 | 590 | 1930 | |
| 229. | Adolfo Phillips | .3664 | 596 | 1974 | |
| 230. | Johnny Pesky | .3664 | 540 | 1946 | |
| 231. | Whitey Kurowski | .3663 | 648 | 1944 | |
| 232. | Tony Perez | .3662 | 628 | 1974 | |
| 233. | Gerald Perry | .3660 | 685 | 1990 | |
| 234. | Greg Walker | .3658 | 638 | 1990 | |
| 235. | Mel Ott * | .3656 | 640 | 1938 | |
| 236. | Oscar Gamble | .3655 | 529 | 1977 | |
| 237. | John Milner | .3654 | 625 | 1974 | |
| 238. | Eddie Mathews | .3653 | 652 | 1956 | |
| 239. | Don Buford | .3650 | 589 | 1967 | |
| 240. | Sal Bando | .3650 | 670 | 1973 | |
| 241. | Arky Vaughan * | .3648 | 608 | 1948 | |
| 242. | Denny Walling | .3646 | 556 | 1988 | |
| 243. | George Archie | .3644+ | 461 | 1943 | |
| 244. | Randy Moore | .3642 | 595 | 1935 | |
| 245. | Jackie Robinson | .3640 | 528 | 1953 | |
| 246. | Denny Walling | .3640 | 545 | 1981 | |
| 247. | Bob Horner | .3639 | 665 | 1988 | |
| 248. | Ossie Bluege | .3638 | 615 | 1936 | |
| 249. | Sid Gordon | .3638 | 636 | 1943 | |
| 250. | Larry Parrish | .3636 | 639 | 1979 | |
| 251. | Tony Perez | .3635 | 608 | 1971 | |
| 252. | Steve Braun | .3633+ | 490 | 1981 | |
| 253. | Bob Bailey | .3632 | 647 | 1975 | |
| 254. | Pete Ward | .3631 | 515 | 1963 | |
| 255. | John Milner | .3631 | 639 | 1983 | |
| 256. | John Milner | .3629 | 621 | 1985 | |
| 257. | Snuffy Stirnweiss | .3629 | 731 | 1947 | |
| 258. | Tom O'Malley | .3627 | 669 | 1985 | |
| 259. | Bill Madlock | .3627 | 649 | 1976 | |
| 260. | Snuffy Stirnweiss | .3626 | 683 | 1950 | |
| 261. | Sid Gordon | .3624 | 528 | 1941 | |
| 262. | Woody English | .3624 | 675 | 1940 | |
| 263. | Arky Vaughan * | .3624 | 655 | 1947 | |
| 264. | Fred Haney | .3622 | 702 | 1930 | |
| 265. | Jim Fregosi | .3620 | 663 | 1966 | |
| Red Rolfe | .3620 | 652 | 1940 | ||
| 267. | Bill Serena | .3619 | 680 | 1950 | |
| 268. | Sal Bando | .3619 | 666 | 1975 | |
| 269. | Fred Haney | .3618 | 662 | 1931 | |
| 270. | Greg Walker | .3616 | 578 | 1988 | |
| 271. | George Brett | .3614 | 607 | 1976 | |
| 272. | Red Rolfe | .3613 | 514 | 1935 | |
| 273. | Bobby Thomson | .3612 | 634 | 1955 | |
| 274. | Art Howe | .3610 | 519 | 1982 | |
| 275. | Harmon Killebrew * | .3609 | 654 | 1970 | |
| 276. | Johnny Pesky | .3601 | 566 | 1947 | |
| 277. | Lee Handley | .3599 | 594 | 1943 | |
| 278. | Lee Handley | .3599 | 540 | 1939 | |
| 279. | Woody English | .3598 | 534 | 1939 | |
| 280. | Bob Bailey | .3598 | 646 | 1974 | |
| 281. | Dick Howser | .3596 | 610 | 1965 | |
| 282. | Ken Caminiti | .3594 | 655 | 1988 | |
| 283. | Dave Magadan | .3594+ | 491 | 1989 | |
| 284. | Mel Ott * | .3589 | 677 | 1942 | |
| 285. | Sal Bando | .3589 | 641 | 1978 | |
| 286. | Steve Braun | .3588 | 512 | 1980 | |
| 287. | Ralph Hodgin | .3588 | 660 | 1948 | |
| 288. | Pete Rose | .3587 | 569 | 1967 | |
| 289. | Dick Howser | .3586 | 654 | 1962 | |
| 290. | George Brett | .3583 | 667 | 1986 | |
| 291. | Dave Hostetler | .3582 | 591 | 1987 | |
| 292. | George Archie | .3582 | 660 | 1944 | |
| 293. | Johnny Pesky | .3582 | 623 | 1954 | |
| 294. | Eddie Moore | .3581 | 525 | 1933 | |
| 295. | Bud Harrelson | .3580+ | 495 | 1977 | |
| 296. | Pete Ward | .3577 | 617 | 1967 | |
| 297. | Jackie Robinson | .3577 | 536 | 1954 | |
| 298. | Sal Bando | .3576 | 607 | 1979 | |
| 299. | Tony Gonzalez | .3573 | 587 | 1962 | |
| 300. | Dick Howser | .3570 | 681 | 1970 |
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