most strikeouts by a relief pitcher in a month

Dick Radatz has fanned the most batters by a relief pitcher in a month, with 53 strikeouts in June 1963.

NAMESOMONTHGWLW%GSERACGSHOSVIPHERRHRBBHBPGFIBBTBFWPK/9BB/9K/BBHR/9K%BB%WHIPBABIPRAH/9
1Dick Radatz
D. Radatz
53
June 1963
15
4
0
1.000
0
0.89
0
0
6
40.2
21
4
5
2
11
0
15
4
151
2
11.73
2.43
4.82
0.44
35.1
7.3
0.79
.224
1.11
4.65
2Dick Radatz
D. Radatz
45
May 1964
17
3
3
.500
0
1.93
0
0
7
32.2
19
7
7
2
15
2
17
2
135
1
12.40
4.13
3.00
0.55
33.3
11.1
1.04
.239
1.93
5.23
3Ron Davis
R. Davis
39
May 1981
13
1
2
.333
0
2.66
0
0
3
23.2
16
7
7
3
7
0
8
1
93
0
14.83
2.66
5.57
1.14
41.9
7.5
0.97
.295
2.66
6.08
4Dick Radatz
D. Radatz
39
July 1964
14
4
1
.800
0
2.83
0
0
6
28.2
20
9
10
4
6
1
12
2
112
0
12.24
1.88
6.50
1.26
34.8
5.4
0.91
.258
3.14
6.28
5Bruce Sutter
B. Sutter
38
June 1977
15
3
0
1.000
0
0.68
0
0
7
26.2
19
2
4
0
8
0
11
2
105
3
12.83
2.70
4.75
0.00
36.2
7.6
1.01
.322
1.35
6.41
6Rob Dibble
R. Dibble
36
June 1989
15
2
2
.500
0
1.64
0
0
0
22.0
11
4
4
2
8
0
6
2
85
0
14.73
3.27
4.50
0.82
42.4
9.4
0.86
.231
1.64
4.50
7Mark Eichhorn
M. Eichhorn
36
August 1986
17
5
1
.833
0
1.13
0
0
3
39.2
21
5
5
1
7
0
12
3
141
0
8.17
1.59
5.14
0.23
25.5
5.0
0.71
.206
1.13
4.76
8Rich Gossage
R. Gossage
36
May 1982
16
2
0
1.000
0
1.50
0
0
9
24.0
16
4
4
1
7
0
13
0
92
1
13.50
2.63
5.14
0.38
39.1
7.6
0.96
.313
1.50
6.00
9Al Hrabosky
A. Hrabosky
36
September 1974
12
2
0
1.000
0
2.73
0
0
3
26.1
18
8
12
1
6
1
8
1
105
2
12.30
2.05
6.00
0.34
34.3
5.7
0.91
.279
4.10
6.15
10Billy McCool
B. McCool
36
June 1966
13
3
2
.600
0
2.13
0
0
4
25.1
14
6
6
2
7
0
10
0
95
1
12.79
2.49
5.14
0.71
37.9
7.4
0.83
.240
2.13
4.97
11Scott Williamson
S. Williamson
35
May 2000
14
0
1
.000
0
1.50
0
0
5
24.0
12
4
4
0
13
0
7
2
94
6
13.13
4.88
2.69
0.00
37.2
13.8
1.04
.261
1.50
4.50
12Rich Gossage
R. Gossage
35
June 1977
15
2
4
.333
0
1.86
0
0
5
29.0
19
6
8
1
8
0
13
1
115
0
10.86
2.48
4.38
0.31
30.4
7.0
0.93
.254
2.48
5.90
13Skip Lockwood
S. Lockwood
35
September 1975
13
0
2
.000
0
1.67
0
0
2
27.0
12
5
5
2
15
0
6
2
103
4
11.67
5.00
2.33
0.67
34.0
14.6
1.00
.196
1.67
4.00
14Tom Hall
T. Hall
35
August 1970
14
1
2
.333
0
3.34
0
0
2
29.2
19
11
12
4
9
0
5
2
115
1
10.62
2.73
3.89
1.21
30.4
7.8
0.94
.224
3.64
5.76
15Eric Gagne
E. Gagne
34
August 2003
15
1
0
1.000
0
0.52
0
0
11
17.1
7
1
1
1
4
0
13
0
62
0
17.65
2.08
8.50
0.52
54.8
6.5
0.63
.261
0.52
3.63
16Mark Eichhorn
M. Eichhorn
34
July 1986
13
1
0
1.000
0
3.69
0
0
1
31.2
36
13
13
3
9
2
2
2
138
1
9.66
2.56
3.78
0.85
24.6
6.5
1.42
.367
3.69
10.23
17Greg Harris
G. Harris
34
August 1985
12
1
0
1.000
0
1.61
0
0
1
22.1
15
4
6
2
9
1
8
1
89
1
13.70
3.63
3.78
0.81
38.2
10.1
1.07
.302
2.42
6.04
18John Hiller
J. Hiller
34
August 1973
11
3
1
.750
0
1.29
0
0
6
28.0
20
4
4
3
6
0
10
1
111
1
10.93
1.93
5.67
0.96
30.6
5.4
0.93
.250
1.29
6.43
19Wes Stock
W. Stock
34
July 1964
13
2
1
.667
0
1.50
0
0
1
30.0
22
5
6
3
8
1
5
1
116
1
10.20
2.40
4.25
0.90
29.3
6.9
1.00
.271
1.80
6.60
20Nick Pivetta
N. Pivetta
33
July 2023
5
3
0
1.000
0
1.29
0
0
0
21.0
9
3
4
2
6
0
0
0
77
0
14.14
2.57
5.50
0.86
42.9
7.8
0.71
.194
1.71
3.86
21Rob Dibble
R. Dibble
33
August 1989
14
2
1
.667
0
1.37
0
0
1
19.2
11
3
3
0
7
1
2
1
78
2
15.10
3.20
4.71
0.00
42.3
9.0
0.92
.297
1.37
5.03
22Dick Radatz
D. Radatz
33
August 1962
14
3
1
.750
0
2.08
0
0
4
30.1
19
7
7
2
9
0
13
1
118
1
9.79
2.67
3.67
0.59
28.0
7.6
0.92
.230
2.08
5.64
23Ed Roebuck
E. Roebuck
33
August 1957
13
4
1
.800
0
1.01
0
0
2
35.2
15
4
5
0
18
0
8
1
136
0
8.33
4.54
1.83
0.00
24.3
13.2
0.93
.176
1.26
3.79
24Corey Knebel
C. Knebel
32
September 2018
15
1
0
1.000
0
0.00
0
0
2
15.1
5
0
0
0
3
2
3
0
54
0
18.78
1.76
10.67
0.00
59.3
5.6
0.52
.294
0.00
2.93
25Josh Hader
J. Hader
32
April 2018
9
0
0
0
1.20
0
0
4
15.0
3
2
3
1
4
0
4
0
51
0
19.20
2.40
8.00
0.60
62.7
7.8
0.47
.143
1.80
1.80
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StatMuse has game-level data for strikeouts going back to the 1901 season.
Some of the information used here was obtained free of charge from Retrosheet.

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