most runs ever allowed in relief pitcher, single game

Bill Bernhard has allowed the most runs by a relief pitcher in a game, with 18 runs versus the Boston Americans on May 2, 1901.

Interpreted as:
most runs by a player ever allowed in relief pitcher, single regular-season game
NAMERDATETMOPPDECGSERASOCGSHOSVIPHERHRBBHBPGFIBBTBFWP
1Bill Bernhard
B. Bernhard
18
5/2/1901
vs
0
15.75
0
0
0
0
8.0
19
14
0
3
0
1
0
2Dutch Schesler
D. Schesler
16
7/11/1931
vs
0
15.75
1
0
0
0
8.0
22
14
4
0
1
1
48
0
3Johnny Stuart
J. Stuart
16
6/22/1925
vs
0
11.88
0
0
0
0
8.1
16
11
4
5
1
1
50
0
4Lefty O'Doul
L. O'Doul
16
7/7/1923
@
0
9.00
0
0
0
0
3.0
11
3
0
8
0
0
27
0
5Tommy Warren
T. Warren
15
4/30/1944
@
0
19.80
2
0
0
0
5.0
13
11
2
6
0
1
35
1
6Nels Potter
N. Potter
15
8/13/1939
vs
0
13.50
0
0
0
0
6.0
17
9
4
4
1
1
41
0
7Nelson Greene
N. Greene
15
6/20/1925
@
0
20.25
0
0
0
0
6.2
18
15
3
3
0
1
40
1
8Carl Cashion
C. Cashion
15
5/29/1912
@
0
2
0
0
0
5.0
13
0
9
0
1
37
1
9Bert Maxwell
B. Maxwell
15
7/17/1908
vs
0
6
0
0
0
7.0
17
0
7
0
1
41
0
10Vin Mazzaro
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
11Les McCrabb
L. McCrabb
14
4/16/1942
@
0
31.50
0
0
0
0
4.0
14
14
2
2
1
1
29
1
12Carl Doyle
C. Doyle
14
6/8/1940
@
0
31.50
2
0
0
0
4.0
16
14
1
4
4
0
36
2
13Red Evans
R. Evans
14
7/1/1936
vs
0
18.47
2
0
0
0
6.1
16
13
1
4
0
0
39
0
14Eddie Rommel
E. Rommel
14
7/10/1932
@
W
0
6.88
7
0
0
0
17.0
29
13
0
9
0
1
87
2
15Elam Vangilder
E. Vangilder
14
7/25/1920
@
0
16.71
2
0
0
0
7.0
16
13
0
4
0
1
41
0
16Bull Wagner
B. Wagner
14
7/3/1913
vs
0
12.91
0
0
0
0
7.2
17
11
2
6
0
1
47
1
17Jiggs Parson
J. Parson
14
6/4/1911
@
0
1
0
0
0
5.0
11
1
7
2
1
31
0
18Carl Lundgren
C. Lundgren
14
7/3/1904
vs
0
1
0
0
0
7.0
16
1
2
0
1
39
0
19Snake Wiltse
S. Wiltse
14
8/11/1902
@
L
0
12.86
2
0
0
0
7.0
19
10
0
1
0
1
0
20Doc Adkins
D. Adkins
14
7/8/1902
vs
0
6.43
1
0
0
0
7.0
16
5
1
3
0
1
0
21Jordan Yamamoto
J. Yamamoto
13
9/9/2020
@
0
40.50
3
0
0
0
2.2
11
12
4
2
0
0
0
22
0
22Ed Heusser
E. Heusser
13
7/29/1936
@
0
14.40
0
0
0
0
5.0
11
8
0
3
0
1
31
3
23Roxie Lawson
R. Lawson
13
7/14/1931
@
0
27.00
3
0
0
0
4.0
12
12
2
7
0
1
31
0
24Dan Dugan
D. Dugan
13
6/5/1929
@
0
31.91
3
0
0
0
3.2
15
13
0
2
0
0
28
0
25Buck Freeman
B. Freeman
13
6/21/1921
@
L
0
20.65
1
0
0
0
5.2
11
13
1
7
0
1
33
1
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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