Hank Borowy has allowed the most earned runs in a game with fewer than 0.1 innings pitched, with 9 earned runs against the St. Louis Browns on August 18, 1951.
Interpreted as:
most earned runs given up by a player in one regular-season game with under.1 innings pitched all-time| NAME | ER | IP | DATE | TM | OPP | DEC | GS | ERA | SO | CG | SHO | SV | H | R | HR | BB | HBP | GF | IBB | TBF | WP | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | H. Borowy | 9 | 0.0 | 8/18/1951 |  DET | @ |  SLA | 0 | 0 | 0 | 0 | 0 | 5 | 9 | 1 | 4 | 0 | 0 | 0 | 9 | 0 | ||
| 2 | | B. Pfaadt | 8 | 0.0 | 5/31/2025 |  AZ | vs |  WSH | L | 1 | 0 | 0 | 0 | 0 | 6 | 8 | 0 | 0 | 2 | 0 | 0 | 8 | 0 | |
| 3 | | R. Pressly | 8 | 0.0 | 5/6/2025 |  CHC | vs |  SFG | L | 0 | 0 | 0 | 0 | 0 | 5 | 9 | 0 | 1 | 1 | 0 | 0 | 8 | 0 | |
| 4 |  | C. Rodón | 8 | 0.0 | 9/29/2023 |  NYY | @ |  KCR | L | 1 | 0 | 0 | 0 | 0 | 6 | 8 | 1 | 2 | 0 | 0 | 0 | 8 | 0 | |
| 5 | | P. Wilson | 8 | 0.0 | 5/6/2005 |  CIN | vs |  LAD | L | 1 | 0 | 0 | 0 | 0 | 5 | 8 | 2 | 1 | 2 | 0 | 0 | 8 | 0 | |
| 6 | | B. Stein | 8 | 0.0 | 8/31/1998 |  OAK | @ |  CLE | L | 1 | 0 | 0 | 0 | 0 | 4 | 8 | 0 | 3 | 1 | 0 | 0 | 8 | 0 | |
| 7 | | B. Kammeyer | 8 | 0.0 | 9/18/1979 | NYY | @ | CLE | 0 | 0 | 0 | 0 | 0 | 7 | 8 | 2 | 0 | 1 | 0 | 0 | 8 | 0 | ||
| 8 | | N. Murdock | 7 | 0.0 | 4/29/2025 | ATH | @ |  TEX | 0 | 0 | 0 | 0 | 0 | 4 | 7 | 0 | 3 | 0 | 0 | 0 | 7 | 0 | ||
| 9 | | J. Junk | 7 | 0.0 | 9/4/2024 | OAK | vs |  SEA | 0 | 0 | 0 | 0 | 0 | 6 | 7 | 1 | 2 | 0 | 0 | 0 | 8 | 1 | ||
| 10 | | J. Holder | 7 | 0.0 | 8/2/2018 | NYY | @ |  BOS | L | 0 | 0 | 0 | 0 | 0 | 5 | 7 | 1 | 1 | 0 | 0 | 0 | 7 | 0 | |
| 11 | | D. Bundy | 7 | 0.0 | 5/8/2018 |  BAL | vs | KCR | L | 1 | 0 | 0 | 0 | 0 | 5 | 7 | 4 | 2 | 0 | 0 | 0 | 7 | 0 | |
| 12 |  | M. Boyd | 7 | 0.0 | 7/2/2015 |  TOR | vs | BOS | L | 1 | 0 | 0 | 0 | 0 | 6 | 7 | 2 | 1 | 0 | 0 | 0 | 7 | 1 | |
| 13 | | J. Rondon | 7 | 0.0 | 5/1/2015 |  COL | @ |  SDP | 0 | 0 | 0 | 0 | 0 | 5 | 8 | 0 | 2 | 0 | 0 | 0 | 8 | 0 | ||
| 14 | | C. Leesman | 7 | 0.0 | 9/12/2013 |  CWS | vs | CLE | 0 | 0 | 0 | 0 | 0 | 3 | 7 | 1 | 4 | 0 | 0 | 0 | 7 | 0 | ||
| 15 | | J. Hefner | 7 | 0.0 | 9/20/2012 |  NYM | vs |  PHI | L | 1 | 0 | 0 | 0 | 0 | 6 | 7 | 0 | 1 | 0 | 0 | 0 | 7 | 0 | |
| 16 | | J. Marquis | 7 | 0.0 | 4/18/2010 | WSH | vs |  MIL | L | 1 | 0 | 0 | 0 | 0 | 4 | 7 | 0 | 1 | 2 | 0 | 0 | 7 | 0 | |
| 17 | | J.D. Durbin | 7 | 0.0 | 9/1/2007 | PHI | @ |  FLA | L | 1 | 0 | 0 | 0 | 0 | 5 | 7 | 0 | 1 | 1 | 0 | 0 | 7 | 0 | |
| 18 | | R. Vogelsong | 7 | 0.0 | 9/24/2004 |  PIT | vs | CIN | L | 1 | 0 | 0 | 0 | 0 | 4 | 7 | 0 | 3 | 0 | 0 | 0 | 7 | 0 | |
| 19 | | P. Wilson | 7 | 0.0 | 7/10/2003 | CIN | @ |  HOU | L | 1 | 0 | 0 | 0 | 0 | 6 | 8 | 0 | 1 | 0 | 0 | 0 | 8 | 1 | |
| 20 | | D. Tankersley | 7 | 0.0 | 4/9/2003 |  SDP | @ | SFG | L | 1 | 0 | 0 | 0 | 0 | 3 | 7 | 0 | 4 | 0 | 0 | 0 | 7 | 0 | |
| 21 | | H. Izquierdo | 7 | 0.0 | 6/24/2002 | FLA | vs | PHI | 0 | 0 | 0 | 0 | 0 | 4 | 7 | 0 | 2 | 1 | 0 | 0 | 7 | 0 | ||
| 22 | | T. Adams | 7 | 0.0 | 5/5/2001 | LAD | @ | CHC | 0 | 0 | 0 | 0 | 0 | 6 | 7 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | ||
| 23 | | A. Reynoso | 7 | 0.0 | 4/23/2000 |  ARI | vs | SFG | L | 1 | 0 | 0 | 0 | 0 | 6 | 7 | 1 | 1 | 0 | 0 | 0 | 7 | 0 | |
| 24 | | G. Heredia | 7 | 0.0 | 6/4/1992 | SFG | vs |  HOU | L | 1 | 0 | 0 | 0 | 0 | 5 | 7 | 0 | 2 | 0 | 0 | 0 | 7 | 0 | |
| 25 | | J. Grahe | 7 | 0.0 | 6/18/1991 |  CAL | @ |  MIL | L | 1 | 0 | 0 | 0 | 0 | 5 | 7 | 1 | 2 | 0 | 0 | 0 | 7 | 0 | |
Results may be incomplete. StatMuse has complete game-level data for earned runs going back to the 1923 season.
Some of the information used here was obtained free of charge from Retrosheet.
Guardians 
Twins 
Brewers 
Padres 
Astros 
STL 
MIA 
