5 pitchers are tied for allowing the most runs by a rookie in a postseason game, with 7 runs. The first three are Kyle Wright, Dakota Hudson and Franklin Morales.
| NAME | R | DATE | TM | OPP | DEC | GS | ERA | SO | CG | SHO | SV | IP | H | ER | HR | BB | HBP | GF | IBB | TBF | WP | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | K. Wright | 7 | 10/14/2020 |  ATL | vs |  LAD | L | 1 | 94.50 | 0 | 0 | 0 | 0 | 0.2 | 5 | 7 | 2 | 2 | 0 | 0 | 0 | 9 | 0 |
| 2 | | D. Hudson | 7 | 10/15/2019 |  STL | @ |  WSH | L | 1 | 108.00 | 0 | 0 | 0 | 0 | 0.1 | 5 | 4 | 0 | 1 | 0 | 0 | 1 | 8 | 0 |
| 3 | | F. Morales | 7 | 10/24/2007 |  COL | @ |  BOS | 0 | 94.50 | 0 | 0 | 0 | 0 | 0.2 | 6 | 7 | 0 | 1 | 0 | 0 | 0 | 9 | 0 | |
| 4 |  | J. Verlander | 7 | 10/21/2006 |  DET | vs | STL | L | 1 | 10.80 | 8 | 0 | 0 | 0 | 5.0 | 6 | 6 | 2 | 2 | 0 | 0 | 0 | 23 | 0 |
| 5 | | J. Thompson | 7 | 10/7/1939 |  CIN | vs |  NYY | L | 1 | 13.50 | 3 | 0 | 0 | 0 | 4.2 | 5 | 7 | 4 | 4 | 0 | 0 | 0 | 23 | 1 |
| 6 | | M. Wacha | 6 | 10/30/2013 | STL | @ | BOS | L | 1 | 14.73 | 5 | 0 | 0 | 0 | 3.2 | 5 | 6 | 1 | 4 | 1 | 0 | 2 | 21 | 0 |
| 7 | | J. Teheran | 6 | 10/6/2013 | ATL | @ | LAD | L | 1 | 20.25 | 5 | 0 | 0 | 0 | 2.2 | 8 | 6 | 1 | 1 | 0 | 0 | 0 | 17 | 1 |
| 8 | | M. Owings | 6 | 10/15/2007 |  ARI | @ | COL | L | 1 | 4.91 | 2 | 0 | 0 | 0 | 3.2 | 6 | 2 | 1 | 2 | 1 | 0 | 0 | 21 | 0 |
| 9 |  | E. Santana | 6 | 10/15/2005 |  LAA | vs |  CWS | L | 1 | 10.38 | 2 | 0 | 0 | 0 | 4.1 | 3 | 5 | 2 | 3 | 1 | 0 | 0 | 20 | 0 |
| 10 | | D. Willis | 6 | 10/11/2003 |  FLA | vs |  CHC | L | 1 | 23.14 | 2 | 0 | 0 | 0 | 2.1 | 3 | 6 | 1 | 5 | 0 | 0 | 0 | 15 | 0 |
| 11 | | L. Hernandez | 6 | 10/23/1997 | FLA | @ |  CLE | W | 1 | 5.63 | 2 | 0 | 0 | 0 | 8.0 | 7 | 5 | 1 | 8 | 0 | 0 | 0 | 38 | 1 |
| 12 | | T. Saunders | 6 | 10/22/1997 | FLA | @ | CLE | L | 1 | 27.00 | 2 | 0 | 0 | 0 | 2.0 | 7 | 6 | 1 | 3 | 0 | 0 | 0 | 16 | 0 |
| 13 | | B. Walk | 6 | 10/14/1980 |  PHI | vs |  KCR | W | 1 | 7.71 | 3 | 0 | 0 | 0 | 7.0 | 8 | 6 | 3 | 3 | 0 | 0 | 0 | 31 | 1 |
| 14 | | G. Spencer | 6 | 10/9/1951 |  NYG | vs | NYY | 0 | 40.50 | 0 | 0 | 0 | 0 | 1.1 | 4 | 6 | 0 | 3 | 0 | 0 | 0 | 11 | 0 | |
| 15 | | A. Brazle | 6 | 10/7/1943 | SLN | @ | NYY | L | 1 | 3.68 | 4 | 0 | 0 | 0 | 7.1 | 5 | 3 | 0 | 2 | 0 | 0 | 1 | 31 | 0 |
| 16 | | H. Borowy | 6 | 10/4/1942 | NYY | vs | SLN | 1 | 18.00 | 1 | 0 | 0 | 0 | 3.0 | 6 | 6 | 0 | 3 | 0 | 0 | 0 | 18 | 0 | |
| 17 | | H. Gumbert | 6 | 10/2/1936 | NYG | vs | NYY | 0 | 54.00 | 1 | 0 | 0 | 0 | 1.0 | 5 | 6 | 1 | 1 | 0 | 1 | 0 | 9 | 0 | |
| 18 | | P. Derringer | 6 | 10/1/1931 | SLN | vs |  PHA | L | 1 | 7.71 | 9 | 0 | 0 | 0 | 7.0 | 11 | 6 | 1 | 3 | 0 | 0 | 0 | 34 | 0 |
| 19 | | E. Summers | 6 | 10/10/1908 | DET | vs |  CHC | L | 0 | 6.75 | 2 | 0 | 0 | 0 | 6.2 | 9 | 5 | 0 | 1 | 0 | 1 | 0 | 31 | 0 |
| 20 | | L. Knack | 5 | 10/14/2024 | LAD | vs |  NYM | 0 | 22.50 | 2 | 0 | 0 | 0 | 2.0 | 5 | 5 | 1 | 3 | 0 | 0 | 1 | 14 | 0 | |
| 21 |  | Y. Yamamoto | 5 | 10/5/2024 | LAD | vs |  SDP | 1 | 15.00 | 1 | 0 | 0 | 0 | 3.0 | 5 | 5 | 1 | 2 | 0 | 0 | 0 | 16 | 1 | |
| 22 | | G. Rodriguez | 5 | 10/8/2023 |  BAL | vs |  TEX | L | 1 | 27.00 | 2 | 0 | 0 | 0 | 1.2 | 6 | 5 | 0 | 4 | 0 | 0 | 0 | 15 | 0 |
| 23 |  | S. Strider | 5 | 10/14/2022 | ATL | @ |  PHI | L | 1 | 19.29 | 4 | 0 | 0 | 0 | 2.1 | 3 | 5 | 1 | 2 | 0 | 0 | 1 | 12 | 0 |
| 24 | | L. Garcia | 5 | 10/16/2021 |  HOU | vs | BOS | L | 1 | 45.00 | 2 | 0 | 0 | 0 | 1.0 | 2 | 5 | 1 | 3 | 0 | 0 | 0 | 8 | 0 |
| 25 |  | S. McClanahan | 5 | 10/11/2021 |  TBR | @ | BOS | 0 | 67.50 | 0 | 0 | 0 | 0 | 0.2 | 5 | 5 | 1 | 1 | 0 | 0 | 0 | 8 | 0 | |
Results may be incomplete. StatMuse has complete game-level data for runs allowed going back to the 1903 playoffs.
Some of the information used here was obtained free of charge from Retrosheet.
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