most single season strikeouts per nine by relief pitcher minimum 5 games

Francisco Rodriguez has the highest K/9 by a relief pitcher with 5+ games pitched in a season, with 20.65 per nine innings in his rookie season in 2002.

NAMEK/9GSEASONTMWLW%GSERASOCGSHOSVIPHERRHRBBHBPGFIBBTBFWPBB/9K/BBHR/9K%BB%WHIPBABIPRAH/9
1Francisco Rodriguez
F. Rodriguez
20.65
5
2002
0
0
0
0.00
13
0
0
0
5.2
3
0
0
0
2
1
4
1
21
0
3.18
6.50
0.00
61.9
9.5
0.88
.600
0.00
4.76
2Rob Gardner
R. Gardner
20.25
5
1968
0
0
0
6.75
6
0
0
0
2.2
5
2
3
0
2
0
0
0
15
0
6.75
3.00
0.00
40.0
13.3
2.63
.714
10.13
16.88
3Sean Reid-Foley
S. Reid-Foley
18.78
8
2023
0
1
.000
0
3.52
16
0
0
0
7.2
4
3
3
0
6
0
1
0
34
0
7.04
2.67
0.00
47.1
17.6
1.30
.333
3.52
4.70
4Amir Garrett
A. Garrett
18.56
6
2024
0
0
0
5.06
11
0
0
0
5.1
4
3
3
1
5
0
1
0
24
0
8.44
2.20
1.69
45.8
20.8
1.69
.429
5.06
6.75
5Dillon Maples
D. Maples
18.56
6
2017
0
0
0
10.13
11
0
0
0
5.1
6
6
6
0
6
0
1
0
27
1
10.13
1.83
0.00
40.7
22.2
2.25
.600
10.13
10.13
6Rafael Martin
R. Martin
18.24
13
2015
2
0
1.000
0
5.11
25
0
0
0
12.1
12
7
9
4
5
1
5
0
56
0
3.65
5.00
2.92
44.6
8.9
1.38
.381
6.57
8.76
7Austin Adams
A. Adams
18.00
6
2017
0
0
0
3.60
10
0
0
0
5.0
4
2
4
0
8
1
3
0
29
1
14.40
1.25
0.00
34.5
27.6
2.40
.400
7.20
7.20
8Dellin Betances
D. Betances
18.00
6
2013
0
0
0
10.80
10
0
0
0
5.0
9
6
6
1
2
0
3
0
26
0
3.60
5.00
1.80
38.5
7.7
2.20
.615
10.80
16.20
9Josh Roenicke
J. Roenicke
18.00
5
2008
0
0
0
9.00
6
0
0
0
3.0
6
3
3
0
2
1
0
0
18
0
6.00
3.00
0.00
33.3
11.1
2.67
.667
9.00
18.00
10David West
D. West
18.00
6
1998
0
0
0
27.00
4
0
0
0
2.0
7
6
6
1
7
0
0
0
20
1
31.50
0.57
4.50
20.0
35.0
7.00
.750
27.00
31.50
11Devin Williams
D. Williams
17.67
22
2020
4
1
.800
0
0.33
53
0
0
0
27.0
8
1
4
1
9
1
1
0
100
3
3.00
5.89
0.33
53.0
9.0
0.63
.194
1.33
2.67
12James Karinchak
J. Karinchak
17.67
27
2020
1
2
.333
0
2.67
53
0
0
1
27.0
14
8
9
1
16
0
4
1
109
5
5.33
3.31
0.33
48.6
14.7
1.11
.333
3.00
4.67
13Aroldis Chapman
A. Chapman
17.67
54
2014
0
3
.000
0
2.00
106
0
0
36
54.0
21
12
12
1
24
2
44
0
202
4
4.00
4.42
0.17
52.5
11.9
0.83
.290
2.00
3.50
14Nick Burdi
N. Burdi
17.65
11
2019
2
1
.667
0
9.35
17
0
0
0
8.2
11
9
9
1
3
0
3
0
40
1
3.12
5.67
1.04
42.5
7.5
1.62
.526
9.35
11.42
15Edwin Díaz
E. Díaz
17.53
26
2020
2
1
.667
0
1.75
50
0
0
6
25.2
18
5
6
2
14
2
19
0
110
1
4.91
3.57
0.70
45.5
12.7
1.25
.381
2.10
6.31
16Mason Miller
M. Miller
17.47
32
2026
2
1
.667
0
0.79
66
0
0
21
34.0
14
3
5
0
13
0
28
0
129
3
3.44
5.08
0.00
51.2
10.1
0.79
.280
1.32
3.71
17Craig Kimbrel
C. Kimbrel
17.42
21
2010
4
0
1.000
0
0.44
40
0
0
1
20.2
9
1
2
0
16
0
7
1
88
4
6.97
2.50
0.00
45.5
18.2
1.21
.281
0.87
3.92
18Dan Jennings
D. Jennings
17.36
8
2019
1
2
.333
0
13.50
9
0
0
0
4.2
8
7
8
1
7
1
0
2
32
1
13.50
1.29
1.93
28.1
21.9
3.21
.500
15.43
15.43
19Sean Reynolds
S. Reynolds
17.18
9
2024
0
0
0
0.82
21
0
0
0
11.0
10
1
1
0
5
1
3
0
49
0
4.09
4.20
0.00
42.9
10.2
1.36
.455
0.82
8.18
20Justin Wilson
J. Wilson
17.18
5
2022
0
1
.000
0
2.45
7
0
0
0
3.2
3
1
1
0
0
0
0
0
13
0
0.00
0.00
53.8
0.0
0.82
.500
2.45
7.36
21Robinson Leyer
R. Leyer
17.18
5
2020
0
0
0
27.00
7
0
0
0
3.2
11
11
11
3
7
0
0
0
29
0
17.18
1.00
7.36
24.1
24.1
4.91
.667
27.00
27.00
22Edwin Díaz
E. Díaz
17.13
61
2022
3
1
.750
0
1.31
118
0
0
32
62.0
34
9
9
3
18
2
49
1
235
2
2.61
6.56
0.44
50.2
7.7
0.84
.330
1.31
4.94
23Junior Guerra
J. Guerra
17.05
7
2017
0
0
0
4.26
12
0
0
0
6.1
3
3
3
2
2
0
2
0
24
0
2.84
6.00
2.84
50.0
8.3
0.79
.125
4.26
4.26
24Aroldis Chapman
A. Chapman
16.97
13
2020
1
1
.500
0
3.09
22
0
0
3
11.2
6
4
4
2
4
1
8
0
45
0
3.09
5.50
1.54
48.9
8.9
0.86
.250
3.09
4.63
25Erik Sabrowski
E. Sabrowski
16.88
26
2026
2
1
.667
0
2.53
40
0
0
0
21.1
8
6
6
1
14
0
1
0
86
4
5.91
2.86
0.42
46.5
16.3
1.03
.226
2.53
3.38
StatMuse has game-level data for games pitched going back to the 1908 season.
Some of the information used here was obtained free of charge from Retrosheet.

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TEAMWLPCTGB
41
39
.513
38
41
.481
2.5
38
41
.481
2.5
38
43
.469
3.5
Angels Angels
33
48
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8.5
Schedule
DATEMATCHUPTIME (ET)
Wed
6/24
@
4:07 PM
Fri
6/26
@
9:38 PM
Sat
6/27
@
9:38 PM
Sun
6/28
@
3:15 PM
Mon
6/29
@
9:40 PM
Last Game
BAL Orioles

38 - 43

1

Final

5

LAA Angels

33 - 48

Tue 23 Jun 2026

MLB 2026 Batting Leaders

MLB 2026 Pitching Leaders

MLB Fantasy 2026

MLB 2026 Betting

MLB 2026 Standings

NL EastWLPCTGB
48
30
.615
43
36
.544
5.5
41
39
.513
8.0
41
39
.513
8.0
34
44
.436
14.0
NL CentralWLPCTGB
48
29
.623
42
35
.545
6.0
41
37
.526
7.5
39
40
.494
10.0
37
41
.474
11.5
NL WestWLPCTGB
51
29
.638
41
37
.526
9.0
40
39
.506
10.5
32
46
.410
18.0
31
49
.388
20.0
AL EastWLPCTGB
47
31
.603
43
33
.566
3.0
39
40
.494
8.5
38
43
.469
10.5
32
45
.416
14.5
AL CentralWLPCTGB
41
37
.526
41
39
.513
1.0
38
43
.469
4.5
34
45
.430
7.5
34
46
.425
8.0
AL WestWLPCTGB
41
39
.513
38
41
.481
2.5
38
41
.481
2.5
38
43
.469
3.5
33
48
.407
8.5

MLB 2026 Scores & Schedule

Scores

DATEMATCHUPSCORE
Mon
6/8
@
7-5
Mon
6/8
@
5-2
Mon
6/8
@
15-14
Tue
6/9
@
6-5
Tue
6/9
@
6-10

Schedule

DATEMATCHUPTIME (ET)
Wed
6/24
@
12:10 PM
Wed
6/24
@
1:10 PM
Wed
6/24
@
2:10 PM
Wed
6/24
@
3:10 PM
Wed
6/24
@
4:07 PM