Jack Katoll and Al Maul are tied for the highest ERA in a game with 9.0+ innings pitched, with an ERA of 15.00.
Interpreted as:
highest era in a regular-season game by a pitcher with at least 9 ip| NAME | ERA | IP | DATE | TM | OPP | DEC | GS | SO | CG | SHO | SV | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | J. Katoll | 15.00 | 9.0 | 9/12/1902 |  BAL | vs |  WSH | L | 1 | 0 | 1 | 0 | 0 | 23 | 15 | 15 | 0 | 1 | 0 | 0 | 49 | 0 | |
| 2 |  | A. Maul | 15.00 | 9.0 | 9/5/1901 |  NYG | vs |  PIT | L | 1 | 3 | 1 | 0 | 0 | 22 | 15 | 15 | 1 | 5 | 0 | 0 | 52 | 0 | |
| 3 |  | B. Phillips | 14.00 | 9.0 | 9/24/1901 |  CIN | vs |  BKN | L | 1 | 3 | 1 | 0 | 0 | 21 | 14 | 16 | 2 | 0 | 1 | 0 | 51 | 0 | |
| 4 |  | R. Patterson | 14.00 | 9.0 | 5/5/1901 |  CWS | @ |  MIL | L | 1 | 2 | 1 | 0 | 0 | 25 | 14 | 21 | 1 | 2 | 0 | 0 | 57 | 0 | |
| 5 |  | J. Harper | 13.00 | 9.0 | 6/30/1902 |  SLA | vs |  CLE | L | 1 | 4 | 1 | 0 | 0 | 13 | 13 | 17 | 3 | 9 | 0 | 0 | 50 | 0 | |
| 6 |  | P. Dowling | 13.00 | 9.0 | 8/12/1901 | CLE | vs | CWS | L | 1 | 1 | 1 | 0 | 0 | 18 | 13 | 17 | 0 | 5 | 2 | 0 | 50 | 0 | |
| 7 |  | D. Gear | 13.00 | 9.0 | 8/10/1901 | WSH | vs |  PHA | L | 1 | 1 | 1 | 0 | 0 | 22 | 13 | 13 | 2 | 0 | 0 | 0 | 48 | 0 | |
| 8 |  | H. Besse | 12.00 | 9.0 | 9/2/1942 | PHA | vs |  CLE | L | 1 | 6 | 1 | 0 | 0 | 18 | 12 | 12 | 0 | 5 | 0 | 0 | 50 | 0 | |
| 9 |  | M. Watson | 12.00 | 9.0 | 7/27/1918 |  PHN | vs | CIN | L | 1 | 3 | 1 | 0 | 0 | 20 | 12 | 14 | 0 | 5 | 0 | 0 | 50 | 0 | |
| 10 | | E. Myers | 12.00 | 9.0 | 9/27/1916 | PHA | vs |  WSH | L | 1 | 8 | 1 | 0 | 0 | 17 | 12 | 13 | 1 | 6 | 0 | 0 | 50 | 0 | |
| 11 |  | T. Hughes | 12.00 | 9.0 | 9/15/1901 |  CHO | vs |  STL | L | 1 | 9 | 1 | 0 | 0 | 15 | 12 | 13 | 1 | 6 | 1 | 0 | 47 | 0 | |
| 12 |  | B. Reidy | 12.00 | 9.0 | 6/2/1901 | MIL | vs |  BSA | L | 1 | 2 | 1 | 0 | 0 | 18 | 12 | 13 | 1 | 5 | 1 | 0 | 51 | 0 | |
| 13 | | A. Rusie | 12.00 | 9.0 | 5/8/1901 | CIN | vs | STL | L | 1 | 1 | 1 | 0 | 0 | 19 | 12 | 14 | 1 | 1 | 0 | 0 | 45 | 2 | |
| 14 | | T. Lee | 11.00 | 9.0 | 9/28/1938 |  CWS | @ | CLE | W | 1 | 3 | 1 | 0 | 0 | 16 | 11 | 11 | 2 | 6 | 0 | 0 | 49 | 0 | |
| 15 | | J. Knott | 11.00 | 9.0 | 9/2/1936 | SLA | @ | PHA | W | 1 | 2 | 1 | 0 | 0 | 12 | 11 | 11 | 1 | 7 | 0 | 0 | 43 | 1 | |
| 16 | | B. Newsom | 11.00 | 9.0 | 7/7/1935 | WSH | vs |  NYY | L | 1 | 2 | 1 | 0 | 0 | 11 | 11 | 11 | 2 | 8 | 0 | 0 | 46 | 1 | |
| 17 |  | J. Quinn | 11.00 | 9.0 | 8/2/1919 | NYY | vs |  DET | L | 1 | 2 | 0 | 0 | 0 | 14 | 11 | 12 | 3 | 3 | 0 | 0 | 41 | 0 | |
| 18 |  | I. Davis | 11.00 | 9.0 | 10/7/1915 |  BSN | vs | NYG | L | 1 | 0 | 1 | 0 | 0 | 24 | 11 | 15 | 0 | 0 | 0 | 0 | 52 | 0 | |
| 19 | | W. Sudhoff | 11.00 | 9.0 | 9/14/1904 | SLA | vs | DET | L | 1 | 2 | 1 | 0 | 0 | 13 | 11 | 11 | 2 | 2 | 2 | 0 | 44 | 0 | |
| 20 |  | G. Winter | 11.00 | 9.0 | 4/30/1903 | BSA | vs | PHA | L | 1 | 3 | 1 | 0 | 0 | 12 | 11 | 12 | 3 | 5 | 1 | 0 | 44 | 0 | |
| 21 |  | A. McCarthy | 11.00 | 9.0 | 9/4/1902 | DET | vs | PHA | L | 1 | 0 | 1 | 0 | 0 | 18 | 11 | 13 | 1 | 3 | 0 | 0 | 49 | 0 | |
| 22 | | H. McNeal | 11.00 | 9.0 | 8/13/1901 | CLE | vs | CWS | L | 1 | 1 | 1 | 0 | 0 | 22 | 11 | 14 | 1 | 3 | 1 | 0 | 48 | 0 | |
| 23 | | C. Case | 11.00 | 9.0 | 7/18/1901 | CIN | vs | PHN | L | 1 | 1 | 1 | 0 | 0 | 18 | 11 | 13 | 0 | 2 | 0 | 0 | 49 | 0 | |
| 24 | | T. Lewis | 11.00 | 9.0 | 5/2/1901 | BSA | @ | PHA | W | 1 | 2 | 1 | 0 | 0 | 19 | 11 | 12 | 1 | 0 | 0 | 0 | 47 | 0 | |
| 25 |  | M. Norris | 10.00 | 9.0 | 9/26/1980 |  OAK | vs |  MIL | L | 1 | 9 | 1 | 0 | 0 | 17 | 10 | 10 | 4 | 1 | 0 | 0 | 0 | 45 | 1 |
Results may be incomplete. StatMuse has complete game-level data for ERA and innings pitched going back to the 1901 season.
Some of the information used here was obtained free of charge from Retrosheet.
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