MLB All-Time Pitching Records
ERA - minimum 2,000 innings pitched
*Active
Wins
| Player | Seasons | W |
| 1. Cy Young | 1890-1911 | 511 |
| 2. Walter Johnson | 1907-27 | 417 |
| 3. Grover Cleveland Alexander | 1911-30 | 373 |
| 4. Christy Mathewson | 1900-16 | 373 |
| 5. Jim Galvin | 1875-92 | 365 |
ERA
| Player | Years | ERA |
| 1. Ed Walsh | 1904-17 | 1.82 |
| 2. Addie Joss | 2920-10 | 1.88 |
| 3. Al Spalding | 1871-78 | 2.04 |
| 4. Mordecai "Three Finger" Brown | 1903-16 | 2.06 |
| 5. John Ward | 1878-94 | 2.10 |
Strikeouts
| Player | Years | SO |
| 1. Nolan Ryan | 1966-93 | 5714 |
| 2. Roger Clemens* | 1986-? | 4672 |
| 3. Randy Johnson* | 1988-? | 4616 |
| 4. Steve Carlton | 1965-88 | 4136 |
| 5. Bert Blyleven | 1970-92 | 3701 |
Saves
| Player | Years | SV |
| 1. Trevor Hoffman | 1993-? | 524 |
| 2. Lee Smith | 1980-97 | 478 |
| 3. Mariano Rivera* | 1995-? | 443 |
| 4. John Franco | 1984-2005 | 424 |
| 5. Dennis Eckersley | 1975-98 | 390 |
Complete Games
| Player | Years | CG |
| 1. Cy Young | 1890-1911 | 749 |
| 2. Jim Galvin | 1875-92 | 646 |
| 3. Tim Keefe | 1880-93 | 554 |
| 4. Walter Johnson | 1907-27 | 531 |
| 5. Kid Nichols | 1890-1906 | 531 |
Shutouts
| Player | Years | SHO |
| 1. Walter Johnson | 1907-27 | 110 |
| 2. Grover Cleveland Alexander | 1911-30 | 90 |
| 3. Christy Mathewson | 1900-16 | 79 |
| 4. Cy Young | 1890-11 | 76 |
| 5. Eddie Plank | 1901-17 | 69 |
Games
| Player | Years | G |
| 1. Jesse Orosco | 1979-2003 | 1252 |
| 2. Mike Stanton* | 1989-? | 1177 |
| 3. John Franco | 1984-2005 | 1119 |
| 4. Dennis Eckersley | 1975-98 | 1071 |
| 5. Hoyt Wilhelm | 1952-72 | 1070 |
Games Started
| Player | Years | GS |
| 1. Cy Young | 1890-1911 | 815 |
| 2. Nolan Ryan | 1966-93 | 773 |
| 3. Don Sutton | 1966-88 | 756 |
| 4. Phil Niekro | 1964-87 | 716 |
| 5. Steve Carlton | 1965-88 | 709 |
Innings Pitched
| Player | Years | IP |
| 1. Cy Young | 1890-1911 | 7356.0 |
| 2. Jim Galvin | 1875-92 | 6003.1 |
| 3. Walter Johnson | 1907-27 | 5914.1 |
| 4. Phil Niekro | 1964-87 | 5404.1 |
| 5. Nolan Ryan | 1966-93 | 5386.0 |
Winning Percentage
(minimum 100 wins)
| Player | Years | PCT. W/L |
| 1. Al Spalding | 1871-77 | .796 253-65 |
| 2. Spud Chandler | 1937-47 | .717 109-43 |
| 3. Pedro Martinez* | 1992-? | .692 209-93 |
| 4. Whitey Ford | 1850-67 | .690 236-106 |
| 5. Dave Foutz | 1884-94 | .690 149-67 |
Losses
| Player | Years | L |
| 1. Cy Young | 1890-1911 | 315 |
| 2. Pud Galvin | 1879-92 | 309 |
| 3. Nolan Ryan | 1966-1993 | 292 |
| 4. Walter Johnson | 1907-27 | 279 |
| 5. Phil Niekro | 1964-87 | 274 |
Bases On Balls
| Player | Years | BB |
| 1. Nolan Ryan | 1966-93 | 2795 |
| 2. Steve Carlton | 1965-88 | 1833 |
| 3. Phil Niekro | 1964-87 | 1809 |
| 4. Early Wynn | 1939-63 | 1775 |
| 5. Bob Feller | 1936-56 | 1764 |
