Allan Travers has allowed the most runs in a game, with 24 runs against the Philadelphia Athletics on May 18, 1912.
Interpreted as:
most runs allowed in a regular-season game by an MLB pitcher| NAME | R | DATE | TM | OPP | DEC | GS | ERA | SO | CG | SHO | SV | IP | H | ER | HR | BB | HBP | GF | IBB | TBF | WP | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | A. Travers | 24 | 5/18/1912 |  DET | @ |  PHA | L | 1 | 1 | 1 | 0 | 0 | 8.0 | 26 | 0 | 7 | 0 | 0 | 52 | 0 | |||
| 2 |  | J. Katoll | 23 | 9/2/1902 |  BAL | @ |  CLE | L | 1 | 9.00 | 0 | 1 | 0 | 0 | 8.0 | 23 | 8 | 1 | 3 | 0 | 0 | 56 | 0 | |
| 3 | | G. Leclair | 21 | 8/16/1914 | PTF | @ | IND | L | 1 | 22.50 | 0 | 1 | 0 | 0 | 8.0 | 24 | 20 | 0 | 8 | 0 | 0 | 51 | 0 | |
| 4 |  | J. Bracken | 21 | 9/15/1901 | CLE | @ | DET | L | 1 | 20.57 | 1 | 1 | 0 | 0 | 7.0 | 24 | 16 | 1 | 3 | 2 | 0 | 49 | 1 | |
| 5 |  | D. Parker | 21 | 6/21/1901 |  CIN | @ |  BKN | L | 1 | 15.75 | 0 | 1 | 0 | 0 | 8.0 | 26 | 14 | 1 | 2 | 0 | 0 | 51 | 1 | |
| 6 |  | R. Patterson | 21 | 5/5/1901 |  CWS | @ |  MIL | L | 1 | 14.00 | 2 | 1 | 0 | 0 | 9.0 | 25 | 14 | 1 | 2 | 0 | 0 | 57 | 0 | |
| 7 |  | T. Sheehan | 20 | 9/29/1915 | PHA | @ |  WSH | L | 1 | 13.50 | 3 | 1 | 0 | 0 | 8.0 | 23 | 12 | 0 | 4 | 1 | 0 | 52 | 0 | |
| 8 |  | B. Groom | 20 | 5/11/1911 | WSH | @ |  CWS | L | 1 | 4 | 1 | 0 | 0 | 8.0 | 21 | 1 | 2 | 2 | 0 | 51 | 1 | |||
| 9 | | A. Orth | 19 | 5/7/1903 |  WSH | @ | PHA | L | 1 | 11.25 | 3 | 1 | 0 | 0 | 8.0 | 22 | 10 | 2 | 4 | 0 | 0 | 53 | 1 | |
| 10 | | B. Phillips | 19 | 6/24/1901 | CIN | @ |  PHN | L | 1 | 11.25 | 4 | 1 | 0 | 0 | 8.0 | 22 | 10 | 1 | 4 | 0 | 0 | 54 | 1 | |
| 11 | | C. Falkenberg | 18 | 8/16/1910 |  CLE | vs | PHA | L | 1 | 5 | 1 | 0 | 0 | 9.0 | 23 | 0 | 2 | 0 | 0 | 50 | 1 | |||
| 12 | | B. Keeley | 18 | 8/8/1908 | WSH | @ | DET | L | 1 | 5 | 1 | 0 | 0 | 8.0 | 22 | 0 | 3 | 0 | 0 | 49 | 2 | |||
| 13 | | A. Stimmel | 18 | 9/23/1901 | CIN | vs | BKN | L | 1 | 12.60 | 1 | 0 | 0 | 0 | 5.0 | 20 | 7 | 2 | 1 | 0 | 0 | 0 | ||
| 14 | | B. Bernhard | 18 | 5/2/1901 | PHA | vs |  BSA | 0 | 15.75 | 0 | 0 | 0 | 0 | 8.0 | 19 | 14 | 0 | 3 | 0 | 1 | 0 | |||
| 15 | | H. Lisenbee | 17 | 9/11/1936 | PHA | @ | CWS | L | 1 | 15.75 | 1 | 1 | 0 | 0 | 8.0 | 26 | 14 | 2 | 4 | 0 | 0 | 51 | 1 | |
| 16 |  | H. Ehmke | 17 | 9/28/1923 |  BSA | vs |  NYY | L | 1 | 24.00 | 6 | 0 | 0 | 0 | 6.0 | 21 | 16 | 2 | 4 | 0 | 0 | 42 | 0 | |
| 17 | | E. Lafitte | 17 | 10/8/1911 | DET | @ |  SLA | L | 1 | 2 | 1 | 0 | 0 | 8.0 | 21 | 0 | 1 | 0 | 0 | 47 | 1 | |||
| 18 |  | B. Duggleby | 17 | 9/19/1903 | PHN | @ | CIN | L | 1 | 2 | 1 | 0 | 0 | 8.0 | 19 | 0 | 4 | 0 | 0 | 46 | 0 | |||
| 19 |  | M. O'Neill | 17 | 5/31/1903 |  SLN | @ |  CHC | L | 1 | 3 | 1 | 0 | 0 | 8.0 | 17 | 0 | 3 | 0 | 0 | 46 | 0 | |||
| 20 |  | J. Harper | 17 | 6/30/1902 | SLA | vs | CLE | L | 1 | 13.00 | 4 | 1 | 0 | 0 | 9.0 | 13 | 13 | 3 | 9 | 0 | 0 | 50 | 0 | |
| 21 | | P. Dowling | 17 | 8/12/1901 | CLE | vs | CWS | L | 1 | 13.00 | 1 | 1 | 0 | 0 | 9.0 | 18 | 13 | 0 | 5 | 2 | 0 | 50 | 0 | |
| 22 | | C. Patten | 17 | 7/24/1901 | WSH | @ | CWS | L | 1 | 16.88 | 1 | 1 | 0 | 0 | 8.0 | 20 | 15 | 0 | 4 | 0 | 0 | 52 | 0 | |
| 23 | | R. Miller | 17 | 6/24/1901 | DET | @ | BAL | L | 1 | 15.75 | 0 | 1 | 0 | 0 | 8.0 | 22 | 14 | 0 | 3 | 2 | 0 | 50 | 0 | |
| 24 | | C. Dean | 16 | 9/28/1940 | PHA | @ |  BSA | L | 1 | 15.75 | 1 | 1 | 0 | 0 | 8.0 | 19 | 14 | 1 | 5 | 0 | 0 | 47 | 2 | |
| 25 | | F. Rhem | 16 | 8/4/1933 | PHN | vs |  NYG | L | 1 | 16.88 | 1 | 0 | 0 | 0 | 8.0 | 21 | 15 | 0 | 3 | 1 | 0 | 47 | 0 | |
Results may be incomplete. StatMuse has complete game-level data for runs allowed going back to the 1901 season.
Some of the information used here was obtained free of charge from Retrosheet.
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