George Leclair has allowed the most earned runs in a game, with 20 earned runs against the Indianapolis Hoosiers on August 16, 1914.
Interpreted as:
most earned runs by a player in one regular-season game all-time| NAME | ER | DATE | TM | OPP | DEC | GS | ERA | SO | CG | SHO | SV | IP | H | R | HR | BB | HBP | GF | IBB | TBF | WP | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | G. Leclair | 20 | 8/16/1914 | @ | L | 1 | 22.50 | 0 | 1 | 0 | 0 | 8.0 | 24 | 21 | 0 | 8 | 0 | 0 | 51 | 0 | |||
| 2 | | H. Ehmke | 16 | 9/28/1923 | vs | L | 1 | 24.00 | 6 | 0 | 0 | 0 | 6.0 | 21 | 17 | 2 | 4 | 0 | 0 | 42 | 0 | |||
| 3 | | J. Bracken | 16 | 9/15/1901 | @ | L | 1 | 20.57 | 1 | 1 | 0 | 0 | 7.0 | 24 | 21 | 1 | 3 | 2 | 0 | 49 | 1 | |||
| 4 | | B. Feller | 15 | 8/26/1938 | @ | L | 1 | 19.29 | 7 | 0 | 0 | 0 | 7.0 | 15 | 15 | 2 | 9 | 0 | 0 | 44 | 1 | |||
| 5 | | S. Castleman | 15 | 6/9/1936 | @ | L | 1 | 16.88 | 2 | 1 | 0 | 0 | 8.0 | 18 | 15 | 1 | 3 | 0 | 0 | 45 | 1 | |||
| 6 | | F. Rhem | 15 | 8/4/1933 | vs | L | 1 | 16.88 | 1 | 0 | 0 | 0 | 8.0 | 21 | 16 | 0 | 3 | 1 | 0 | 47 | 0 | |||
| 7 | | H. McQuillan | 15 | 9/11/1927 | @ | L | 1 | 20.25 | 2 | 0 | 0 | 0 | 6.2 | 17 | 16 | 1 | 3 | 0 | 0 | 39 | 0 | |||
| 8 | | N. Greene | 15 | 6/20/1925 | @ | 0 | 20.25 | 0 | 0 | 0 | 0 | 6.2 | 18 | 15 | 3 | 3 | 0 | 1 | 40 | 1 | ||||
| 9 | | W. Noyes | 15 | 9/5/1919 | vs | L | 1 | 19.29 | 3 | 0 | 0 | 0 | 7.0 | 22 | 15 | 1 | 2 | 1 | 0 | 43 | 0 | |||
| 10 | | J. Katoll | 15 | 9/12/1902 | vs | L | 1 | 15.00 | 0 | 1 | 0 | 0 | 9.0 | 23 | 15 | 0 | 1 | 0 | 0 | 49 | 0 | |||
| 11 | | J. Hughes | 15 | 8/20/1902 | @ | L | 1 | 16.88 | 3 | 1 | 0 | 0 | 8.0 | 21 | 15 | 1 | 3 | 0 | 0 | 45 | 0 | |||
| 12 | | A. Maul | 15 | 9/5/1901 | vs | L | 1 | 15.00 | 3 | 1 | 0 | 0 | 9.0 | 22 | 15 | 1 | 5 | 0 | 0 | 52 | 0 | |||
| 13 | | C. Patten | 15 | 7/24/1901 | @ | L | 1 | 16.88 | 1 | 1 | 0 | 0 | 8.0 | 20 | 17 | 0 | 4 | 0 | 0 | 52 | 0 | |||
| 14 | | V. Mazzaro | 14 | 5/16/2011 | vs | 0 | 54.00 | 2 | 0 | 0 | 0 | 2.1 | 11 | 14 | 1 | 3 | 0 | 0 | 0 | 21 | 1 | |||
| 15 | | M. Oquist | 14 | 8/3/1998 | vs | L | 1 | 25.20 | 3 | 0 | 0 | 0 | 5.0 | 16 | 14 | 4 | 3 | 0 | 0 | 0 | 32 | 0 | ||
| 16 | | B. Travers | 14 | 8/14/1977 | @ | L | 1 | 16.43 | 4 | 0 | 0 | 0 | 7.2 | 18 | 14 | 2 | 4 | 1 | 0 | 0 | 45 | 2 | ||
| 17 | | A. Jurisich | 14 | 6/28/1947 | @ | L | 1 | 15.75 | 1 | 1 | 0 | 0 | 8.0 | 16 | 14 | 3 | 6 | 0 | 0 | 46 | 0 | |||
| 18 | | L. McCrabb | 14 | 4/16/1942 | @ | 0 | 31.50 | 0 | 0 | 0 | 0 | 4.0 | 14 | 14 | 2 | 2 | 1 | 1 | 29 | 1 | ||||
| 19 | | C. Dean | 14 | 9/28/1940 | @ | L | 1 | 15.75 | 1 | 1 | 0 | 0 | 8.0 | 19 | 16 | 1 | 5 | 0 | 0 | 47 | 2 | |||
| 20 | | C. Doyle | 14 | 6/8/1940 | @ | 0 | 31.50 | 2 | 0 | 0 | 0 | 4.0 | 16 | 14 | 1 | 4 | 4 | 0 | 36 | 2 | ||||
| 21 | | J. Walkup | 14 | 7/25/1937 | vs | L | 1 | 15.75 | 3 | 0 | 0 | 0 | 8.0 | 16 | 14 | 1 | 5 | 0 | 0 | 44 | 1 | |||
| 22 | | H. Lisenbee | 14 | 9/11/1936 | @ | L | 1 | 15.75 | 1 | 1 | 0 | 0 | 8.0 | 26 | 17 | 2 | 4 | 0 | 0 | 51 | 1 | |||
| 23 | | D. Schesler | 14 | 7/11/1931 | vs | 0 | 15.75 | 1 | 0 | 0 | 0 | 8.0 | 22 | 16 | 4 | 0 | 1 | 1 | 48 | 0 | ||||
| 24 | | J. Miljus | 14 | 7/25/1929 | @ | L | 1 | 42.00 | 0 | 0 | 0 | 0 | 3.0 | 13 | 14 | 3 | 3 | 0 | 0 | 25 | 0 | |||
| 25 | | T. Lyons | 14 | 7/21/1924 | @ | L | 1 | 15.75 | 3 | 1 | 0 | 0 | 8.0 | 18 | 16 | 0 | 5 | 0 | 0 | 48 | 0 | |||
BSA
NYY
CLE
DET
CLE
NYG
CIN
PHN
BSN
BKN
PIT
PHA
BAL
WSH
BKN
CWS
KCR
OAK
MIL
BSA
SLA
WSH
CWSResults 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.
More MLB News
MLB's worst teams in 2026 are still pretty bad, but at least they are reasonably bad
Fernando Tatis Jr. and newcomer Austin Hays power Padres to 7-2 victory over Astros
Ortiz hits 2nd career homer, Dion leads strong bullpen outing as Nationals beat Reds
Austin Hays hits pinch, 2-run home run in his first at-bat with the Padres
Colson Montgomery hits 3-run homer and White Sox top Guardians 5-3 to increase AL Central lead
Mullins drives in go-ahead run, Seymour works 6 strong innings as AL-best Rays sweep Mariners
MLB 2026 Batting Leaders
MLB 2026 Pitching Leaders
MLB Fantasy 2026
MLB 2026 Betting
MLB 2026 Standings
| NL East | W | L | PCT | GB |
|---|---|---|---|---|
71 | 47 | .602 | ||
63 | 56 | .529 | 8.5 | |
60 | 59 | .504 | 11.5 | |
59 | 61 | .492 | 13.0 | |
52 | 67 | .437 | 19.5 | |
| NL Central | W | L | PCT | GB |
74 | 44 | .627 | ||
69 | 50 | .580 | 5.5 | |
59 | 59 | .500 | 15.0 | |
58 | 62 | .483 | 17.0 | |
56 | 61 | .479 | 17.5 | |
| NL West | W | L | PCT | GB |
70 | 48 | .593 | ||
63 | 56 | .529 | 7.5 | |
62 | 57 | .521 | 8.5 | |
49 | 69 | .415 | 21.0 | |
46 | 72 | .390 | 24.0 |
Braves
Marlins
Nationals
Mets
Brewers
Cubs
Cardinals
Pirates
Dodgers
Diamondbacks
Padres
Giants
Rockies| AL East | W | L | PCT | GB |
|---|---|---|---|---|
71 | 46 | .607 | ||
66 | 52 | .559 | 5.5 | |
64 | 53 | .547 | 7.0 | |
57 | 61 | .483 | 14.5 | |
56 | 63 | .471 | 16.0 | |
| AL Central | W | L | PCT | GB |
61 | 56 | .521 | ||
58 | 60 | .492 | 3.5 | |
58 | 61 | .487 | 4.0 | |
58 | 61 | .487 | 4.0 | |
49 | 70 | .412 | 13.0 | |
| AL West | W | L | PCT | GB |
60 | 59 | .504 | ||
59 | 59 | .500 | 0.5 | |
56 | 63 | .471 | 4.0 | |
47 | 71 | .398 | 12.5 | |
45 | 73 | .381 | 14.5 |
Rays
Orioles
Blue Jays
Twins
Guardians
Astros
Rangers
Mariners
Angels