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| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | WHIP | YEAR | Open Career Leaderboard |
|---|---|---|---|---|
| 1 | Walt Snider | 0.81 | 1907 | |
| 1 | John Thomas | 0.81 | 1919 | |
| 3 | Dode Jefferis | 0.83 | 1922 | |
| 4 | Bob Young | 0.85 | 1905 | |
| 5 | Jack Tuttle | 0.89 | 1910 | |
| 6 | Dave Smith | 0.90 | 1910 | |
| 6 | John Casagrande | 0.90 | 1905 | |
| 8 | John Simms | 0.93 | 1905 | |
| 8 | Bill Libby | 0.93 | 1907 | |
| 10 | Paul Reed | 0.94 | 1931 | |
| 10 | Chuck Perkins | 0.94 | 1919 | |
| 12 | Eddie Rowen | 0.95 | 1910 | |
| 12 | Dave Smith | 0.95 | 1909 | |
| 12 | Charlie Hammond | 0.95 | 1919 | |
| 15 | Van Bissonnette | 0.96 | 1931 | |
| 15 | Alex Modglin | 0.96 | 1931 | |
| 15 | John Simms | 0.96 | 1907 | |
| 18 | Chuck Perkins | 0.97 | 1924 | |
| 18 | John Bennett | 0.97 | 1927 | |
| 18 | Jimmy Collins | 0.97 | 1905 | |
| 21 | John Bennett | 0.98 | 1925 | |
| 21 | Charlie Hammond | 0.98 | 1920 | |
| 23 | Paul Reed | 0.99 | 1932 | |
| 23 | Gene Stevens | 0.99 | 1939 | |
| 25 | Jack Tuttle | 1.00 | 1909 | |
| 25 | Dode Jefferis | 1.00 | 1923 | |
| 27 | Dan Waldman | 1.01 | 1931 | |
| 27 | Earl Farrar | 1.01 | 1928 | |
| 27 | Jim Cioffi | 1.01 | 1937 | |
| 30 | Pat Coon | 1.02 | 1913 | |
| 30 | Bob Simmons | 1.02 | 1926 | |
| 30 | Jimmy Cole | 1.02 | 1909 | |
| 30 | Jack Petit | 1.02 | 1908 | |
| 34 | Ralph Bone | 1.03 | 1912 | |
| 34 | Charlie K Williams | 1.03 | 1910 | |
| 34 | Ed Rush | 1.03 | 1931 | |
| 37 | John Duttry | 1.04 | 1904 | |
| 37 | Milt Sexton | 1.04 | 1931 | |
| 37 | Bill Postma# | 1.04 | 1944 | |
| 37 | Dick Heiliger | 1.04 | 1907 | |
| 37 | Sam Peine | 1.04 | 1907 | |
| 42 | Jack Tuttle | 1.05 | 1913 | |
| 42 | Milt Sexton | 1.05 | 1928 | |
| 42 | Rod Kratz | 1.05 | 1923 | |
| 42 | Sonny Coleman | 1.05 | 1937 | |
| 42 | Dick Heiliger | 1.05 | 1905 | |
| 42 | Ed Kutz# | 1.05 | 1944 | |
| 48 | Jack Tuttle | 1.06 | 1915 | |
| 48 | Bob Ray | 1.06 | 1910 | |
| 48 | Ike Gubin | 1.06 | 1910 | |
| 48 | Gil Kern | 1.06 | 1931 | |
| 48 | Tommy Seger | 1.06 | 1910 | |
| 53 | Al Robinson | 1.07 | 1928 | |
| 53 | Chuck Perkins | 1.07 | 1921 | |
| 53 | John Bennett | 1.07 | 1929 | |
| 53 | Chet Hill | 1.07 | 1939 | |
| 53 | Bill G Brown | 1.07 | 1915 | |
| 53 | Herb Flynn | 1.07 | 1932 | |
| 53 | Oscar Jefferson | 1.07 | 1932 | |
| 53 | Dan Waldman | 1.07 | 1923 | |
| 61 | Al Parker | 1.08 | 1915 | |
| 61 | Alex Modglin | 1.08 | 1930 | |
| 61 | Chuck Perkins | 1.08 | 1925 | |
| 61 | John Duttry | 1.08 | 1905 | |
| 61 | Al Robinson | 1.08 | 1929 | |
| 61 | Jimmy Cole | 1.08 | 1910 | |
| 61 | Ed Rush | 1.08 | 1932 | |
| 61 | Vern Fisher | 1.08 | 1923 | |
| 61 | Jake Lindsay | 1.08 | 1910 | |
| 61 | Bill Cartee | 1.08 | 1908 | |
| 71 | Wally Hunter# | 1.09 | 1943 | |
| 71 | John Traxler | 1.09 | 1909 | |
| 71 | Dick Salten | 1.09 | 1931 | |
| 71 | Dave Tapper | 1.09 | 1904 | |
| 71 | Jim Huber | 1.09 | 1905 | |
| 71 | Smith Lockhart | 1.09 | 1909 | |
| 71 | Ken Gray | 1.09 | 1924 | |
| 71 | Jim Cavender | 1.09 | 1928 | |
| 71 | Walter Fennell | 1.09 | 1928 | |
| 80 | William Heafner | 1.10 | 1927 | |
| 80 | Bill Conley | 1.10 | 1904 | |
| 80 | Curt Bean | 1.10 | 1931 | |
| 80 | Ben Homan | 1.10 | 1908 | |
| 80 | Ray Allen | 1.10 | 1924 | |
| 80 | Martin Kennedy | 1.10 | 1904 | |
| 80 | Eli Weiss | 1.10 | 1907 | |
| 87 | Slick Hollis | 1.11 | 1922 | |
| 87 | Jake Wallace | 1.11 | 1928 | |
| 87 | John Bantom | 1.11 | 1909 | |
| 87 | Charlie Cortez | 1.11 | 1910 | |
| 87 | Al Parker | 1.11 | 1917 | |
| 87 | Jack Tuttle | 1.11 | 1912 | |
| 87 | Vern Hubbard# | 1.11 | 1937 | |
| 87 | Ray Allen | 1.11 | 1926 | |
| 87 | Jim Morgan | 1.11 | 1930 | |
| 87 | Jack Henderson# | 1.11 | 1946 | |
| 87 | John Slyman | 1.11 | 1908 | |
| 87 | Jack Goff# | 1.11 | 1947 | |
| 87 | Harry Mundell# | 1.11 | 1942 | |
| 87 | Jim Sharrett | 1.11 | 1931 |
