# List of Major League Baseball career Jaffe Wins Above Replacement Score as a starting pitcher leaders

This is a list of the top 100 Major League Baseball (MLB) starting pitchers in career Jaffe Wins Above Replacement Score (JAWS). JAWS is a sabermetric stat developed by statistician Jay Jaffe to determine a player's rank at their position in relation to worthiness for election into the National Baseball Hall of Fame.
Walter Johnson is the all-time leader for starting pitchers with a value of 127 JAWS. The active leaders are Justin Verlander and Clayton Kershaw with a value of 61.3 JAWS.

## Key

| Rank | Rank amongst leaders in career Jaffe Wins Above Replacement. A blank field indicates a tie. |
| Player | Name of the player. |
| JAWS | Total career Jaffe Wins Above Replacement Score. |
| * | Denotes elected to National Baseball Hall of Fame. |
| Bold | Denotes active player. |

## List

* Stats updated as of the completion of the 2021 season
| Rank | Player | JAWS |
| 1 | Walter Johnson * | 127 |
| 2 | Cy Young * | 120.8 |
| 3 | Roger Clemens | 102.6 |
| 4 | Kid Nichols * | 95.4 |
| 5 | Grover Cleveland Alexander * | 94.3 |
| 6 | Christy Mathewson * | 88.4 |
| 7 | Lefty Grove * | 86.2 |
| 8 | Tom Seaver * | 84.7 |
| 9 | Greg Maddux * | 81.4 |
| 10 | Randy Johnson * | 81.3 |
| 11 | John Clarkson * | 78.9 |
| 12 | Tim Keefe * | 76.7 |
| 13 | Warren Spahn * | 75.7 |
| 14 | Bob Gibson * | 75.2 |
| 15 | Phil Niekro * | 75.1 |
| 16 | Jim McCormick | 72.5 |
| 17 | Bert Blyleven * | 72.4 |
| 18 | Steve Carlton * | 72.3 |
| 19 | Charles Radbourn * | 71.4 |
| 20 | Gaylord Perry * | 71.2 |
| 21 | Eddie Plank * | 71.1 |
| | Pedro Martínez * | 71.1 |
| 23 | Robin Roberts * | 70.6 |
| 24 | Ferguson Jenkins * | 67.8 |
| 25 | Pud Galvin * | 67.6 |
| Rank | Player | JAWS |
| 26 | Amos Rusie * | 64.6 |
| 27 | Ed Walsh * | 64.1 |
| 28 | Curt Schilling | 64 |
| 29 | Mike Mussina * | 63.6 |
| 30 | Tom Glavine * | 62.4 |
| 31 | Nolan Ryan * | 62.2 |
| 32 | Tommy Bond | 61.8 |
| 33 | Justin Verlander | 60.8 |
| | Clayton Kershaw | 60.8 |
| 35 | Zack Greinke | 60.6 |
| 36 | Charlie Buffinton | 60.4 |
| | Al Spalding * | 60.4 |
| 38 | Tony Mullane | 58.2 |
| | Mickey Welch * | 58.2 |
| 40 | Carl Hubbell * | 58.1 |
| 41 | Jim Palmer * | 58 |
| 42 | Max Scherzer | 57.7 |
| | Hal Newhouser * | 57.7 |
| 44 | Bob Caruthers | 57.6 |
| 45 | Bob Feller * | 57.5 |
| 46 | Roy Halladay * | 57.4 |
| | Juan Marichal * | 57.4 |
| 48 | Wes Ferrell | 57.3 |
| 49 | Joe McGinnity * | 56.6 |
| | Rick Reuschel | 56.6 |
| Rank | Player | JAWS |
| 51 | Clark Griffith * | 56.5 |
| | Kevin Brown | 56.5 |
| 53 | Vic Willis * | 56.3 |
| 54 | Stan Coveleski * | 56.2 |
| 55 | Don Drysdale * | 55.9 |
| 56 | Ted Lyons * | 55.5 |
| 57 | Jim Whitney | 55.4 |
| 58 | Luis Tiant | 55.1 |
| 59 | Dazzy Vance * | 54.9 |
| 60 | Red Ruffing * | 54.2 |
| | Jim Bunning * | 54.2 |
| 62 | John Smoltz * | 53.9 |
| 63 | Rube Waddell * | 53.8 |
| 64 | David Cone | 52.8 |
| 65 | Bobby Mathews | 52.7 |
| 66 | Red Faber * | 52.3 |
| 67 | Eddie Cicotte | 51.9 |
| | Urban Shocker | 51.9 |
| 69 | Mordecai Brown * | 51.1 |
| 70 | CC Sabathia | 51 |
| | Bret Saberhagen | 51 |
| 72 | Dave Stieb | 50.4 |
| 73 | Don Sutton * | 50.3 |
| 74 | Silver King | 50.2 |
| 75 | George Uhle | 50.1 |
| Rank | Player | JAWS |
| 76 | Early Wynn * | 49.9 |
| 77 | Ted Breitenstein | 49.3 |
| 78 | Kevin Appier | 48.8 |
| 79 | Chuck Finley | 48.7 |
| 80 | Johan Santana | 48.3 |
| | Cole Hamels | 48.3 |
| 82 | Bucky Walters | 48.2 |
| 83 | Tommy John | 48.1 |
| | Orel Hershiser | 48.1 |
| | Tim Hudson | 48.1 |
| 86 | Wilbur Wood | 47.9 |
| | Wilbur Cooper | 47.9 |
| 88 | Frank Tanana | 47.6 |
| 89 | Sandy Koufax * | 47.4 |
| | Mark Buehrle | 47.4 |
| 91 | Andy Pettitte | 47.2 |
| 92 | Babe Adams | 47.1 |
| 93 | Burleigh Grimes * | 46.9 |
| 94 | Jack Stivetts | 46.5 |
| 95 | Dwight Gooden | 45.9 |
| | Nap Rucker | 45.9 |
| 97 | Jack Quinn | 45.8 |
| | Whitey Ford * | 45.8 |
| | Jack Powell | 45.8 |
| 100 | Mark Langston | 45.7 |