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| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | WHIP | YEAR | Open Postseason Leaderboard |
|---|---|---|---|---|
| 1 | Dwight Gooden# | 0.81 | 1984-1997 | |
| 1 | John Habyan# | 0.81 | 1985-1997 | |
| 3 | Andy Pettitte# | 0.82 | 1995-1997 | |
| 4 | Marvin Freeman# | 0.89 | 1986-1997 | |
| 4 | Larry McWilliams | 0.89 | 1978-1989 | |
| 4 | Randy Johnson# | 0.89 | 1989-1997 | |
| 7 | John Smoltz# | 0.93 | 1988-1997 | |
| 8 | Scott Karl# | 0.94 | 1996-1997 | |
| 9 | Greg Maddux# | 0.96 | 1986-1997 | |
| 10 | Rheal Cormier# | 0.97 | 1991-1997 | |
| 11 | Mike Harkey# | 0.98 | 1988-1997 | |
| 12 | Rick Rhoden | 0.99 | 1976-1992 | |
| 12 | Mark Guthrie# | 0.99 | 1989-1997 | |
| 12 | Doug Jones# | 0.99 | 1982-1996 | |
| 12 | Mike Mussina# | 0.99 | 1991-1997 | |
| 16 | Jimmy Key# | 1.00 | 1984-1997 | |
| 16 | Roger Clemens# | 1.00 | 1984-1997 | |
| 16 | Greg Mathews# | 1.00 | 1986-1997 | |
| 19 | Butch Henry# | 1.01 | 1992-1997 | |
| 19 | Bert Blyleven | 1.01 | 1976-1985 | |
| 21 | Randy Myers# | 1.02 | 1985-1997 | |
| 21 | John Burkett# | 1.02 | 1987-1997 | |
| 23 | Pascual Perez | 1.03 | 1980-1993 | |
| 23 | Greg Swindell | 1.03 | 1986-1991 | |
| 25 | Alex Fernandez# | 1.04 | 1990-1997 | |
| 25 | Al Holland | 1.04 | 1977-1987 | |
| 27 | Wayne Garland | 1.05 | 1976-1987 | |
| 27 | Steve Avery# | 1.05 | 1990-1997 | |
| 27 | Bryn Smith# | 1.05 | 1981-1996 | |
| 30 | Kevin Tapani# | 1.06 | 1989-1997 | |
| 30 | Teddy Higuera# | 1.06 | 1985-1997 | |
| 30 | Andy Rincon | 1.06 | 1980-1994 | |
| 33 | Dennis Eckersley | 1.08 | 1976-1993 | |
| 34 | Mike Bruhert | 1.09 | 1978-1986 | |
| 34 | Steve Carlton | 1.09 | 1976-1985 | |
| 34 | Tim Belcher# | 1.09 | 1987-1997 | |
| 34 | Ken Dayley | 1.09 | 1984-1992 | |
| 38 | John Candelaria | 1.10 | 1976-1990 | |
| 39 | Catfish Hunter | 1.11 | 1976-1984 | |
| 39 | Jon Matlack* | 1.11 | 1976-1990 | |
| 39 | Denny Neagle# | 1.11 | 1991-1997 | |
| 42 | Joe Johnson# | 1.12 | 1985-1997 | |
| 42 | Wilson Alvarez# | 1.12 | 1990-1997 | |
| 42 | Tom Candiotti | 1.12 | 1984-1992 | |
| 42 | Reggie Cleveland | 1.12 | 1976-1982 | |
| 46 | Joe Magrane# | 1.14 | 1987-1997 | |
| 47 | Len Barker | 1.15 | 1976-1991 | |
| 47 | Steve Howe# | 1.15 | 1980-1995 | |
| 47 | Kelly Downs# | 1.15 | 1986-1997 | |
| 50 | Bruce Hurst | 1.16 | 1982-1994 | |
| 50 | Pedro Martinez# | 1.16 | 1992-1997 | |
| 50 | Bob Sebra# | 1.16 | 1985-1997 | |
| 50 | Matt Young# | 1.16 | 1983-1997 | |
| 54 | Steve Rogers | 1.17 | 1976-1988 | |
| 54 | Kevin Brown# | 1.17 | 1986-1997 | |
| 54 | Tom Seaver | 1.17 | 1976-1986 | |
| 54 | Pete Falcone | 1.17 | 1976-1986 | |
| 58 | Mickey Lolich | 1.18 | 1976-1979 | |
| 58 | Jim Clancy | 1.18 | 1977-1991 | |
| 58 | Mike Scott | 1.18 | 1979-1992 | |
| 58 | Floyd Youmans# | 1.18 | 1985-1997 | |
| 58 | Rick Reed# | 1.18 | 1988-1997 | |
| 58 | Danny Jackson | 1.18 | 1983-1996 | |
| 64 | Doc Medich | 1.19 | 1976-1984 | |
| 64 | Atlee Hammaker | 1.19 | 1981-1991 | |
| 64 | Charlie Leibrandt | 1.19 | 1979-1990 | |
| 67 | Silvio Martinez | 1.20 | 1977-1993 | |
| 67 | Erik Hanson# | 1.20 | 1988-1997 | |
| 67 | Joe Hesketh | 1.20 | 1984-1993 | |
| 67 | Dale Murray | 1.20 | 1976-1992 | |
| 71 | Todd Van Poppel# | 1.21 | 1991-1997 | |
| 71 | Vida Blue* | 1.21 | 1976-1990 | |
| 73 | Rick Jones | 1.22 | 1976-1988 | |
| 73 | Scott Brown | 1.22 | 1981-1994 | |
| 75 | Bill Gullickson | 1.23 | 1979-1996 | |
| 75 | Gary Nolan | 1.23 | 1976-1984 | |
| 75 | J.R. Richard | 1.23 | 1976-1988 | |
| 75 | Dan Petry | 1.23 | 1979-1987 | |
| 75 | Lee Smith# | 1.23 | 1980-1997 | |
| 80 | Bill Caudill# | 1.24 | 1979-1994 | |
| 80 | Aaron Sele# | 1.24 | 1993-1997 | |
| 80 | Jerry Reuss | 1.24 | 1976-1986 | |
| 80 | Nino Espinosa | 1.24 | 1976-1983 | |
| 80 | Rick Reuschel | 1.24 | 1976-1983 | |
| 85 | Bill C. Swift# | 1.25 | 1985-1996 | |
| 85 | Joey Hamilton# | 1.25 | 1994-1997 | |
| 85 | Bob Stanley | 1.25 | 1977-1989 | |
| 88 | Jeff D. Robinson# | 1.26 | 1984-1997 | |
| 88 | Jose DeLeon# | 1.26 | 1983-1997 | |
| 90 | Mike Smithson | 1.27 | 1982-1990 | |
| 91 | Frank Viola# | 1.28 | 1982-1994 | |
| 91 | Ken Brett | 1.28 | 1976-1987 | |
| 93 | Kevin Appier# | 1.30 | 1989-1997 | |
| 93 | John Tudor | 1.30 | 1979-1992 | |
| 93 | Bob James | 1.30 | 1978-1993 | |
| 93 | Zane Smith# | 1.30 | 1984-1997 | |
| 93 | Kevin Gross# | 1.30 | 1983-1997 | |
| 93 | Bill Laskey | 1.30 | 1982-1989 | |
| 99 | Mike Morgan# | 1.31 | 1979-1995 | |
| 99 | Bruce Kison | 1.31 | 1976-1984 |
