most strikeouts per 9 innings in mlb relievers

Hogan Harris has the best K/9 by a relief pitcher this season, with 27.00 per nine innings.

Interpreted as:
most strikeouts per 9 innings in MLB relievers this regular season
NAME K/9 SEASON TM G W L W% GS ERA SO CG SHO SV IP H ER R HR BB HBP GF IBB TBF WP BB/9 K/BB HR/9 K% BB% WHIP BABIP RA H/9
1 Hogan Harris
H. Harris
27.00
2025
ATH ATH
1
0
0
0
0.00
1
0
0
0
0.1
1
0
0
0
1
0
0
0
3
0
27.00
1.00
0.00
33.3
33.3
6.00
1.000
0.00
27.00
2 Dillon Tate
D. Tate
20.25
2025
TOR TOR
1
0
0
0
13.50
3
0
0
0
1.1
3
2
2
1
0
1
0
0
8
0
0.00
6.75
37.5
0.0
2.25
.667
13.50
20.25
3 Evan Sisk
E. Sisk
19.29
2025
KCR KCR
2
0
0
0
0.00
5
0
0
0
2.1
2
0
0
0
2
0
1
0
11
0
7.71
2.50
0.00
45.5
18.2
1.71
.500
0.00
7.71
4 Mason Miller
M. Miller
19.13
2025
ATH ATH
8
0
0
0
0.00
17
0
0
7
8.0
4
0
0
0
1
0
8
0
28
2
1.13
17.00
0.00
60.7
3.6
0.63
.400
0.00
4.50
5 Ryan Zeferjahn
R. Zeferjahn
18.90
2025
LAA LAA
9
1
0
1.000
0
4.05
14
0
0
1
6.2
4
3
3
2
3
0
1
0
27
0
4.05
4.67
2.70
51.9
11.1
1.05
.250
4.05
5.40
6 Colin Selby
C. Selby
18.00
2025
BAL BAL
1
0
0
0
18.00
2
0
0
0
1.0
3
2
2
1
0
0
1
0
6
0
0.00
9.00
33.3
0.0
3.00
.667
18.00
27.00
7 Grant Holmes
G. Holmes
18.00
2025
ATL ATL
1
0
0
0
0.00
2
0
0
0
1.0
0
0
0
0
0
0
1
0
3
0
0.00
0.00
66.7
0.0
0.00
.000
0.00
0.00
8 Kirby Yates
K. Yates
17.74
2025
LAD LAD
14
1
1
.500
0
3.09
23
0
0
0
11.2
8
4
4
1
4
1
1
0
47
1
3.09
5.75
0.77
48.9
8.5
1.03
.389
3.09
6.17
9 Ben Brown
B. Brown
16.88
2025
CHC CHC
1
0
1
.000
0
6.75
5
0
0
0
2.2
4
2
3
0
3
0
0
0
15
0
10.13
1.67
0.00
33.3
20.0
2.63
.571
10.13
13.50
10 Paxton Schultz
P. Schultz
16.62
2025
TOR TOR
1
0
0
0
0.00
8
0
0
0
4.1
2
0
0
0
0
0
0
0
16
0
0.00
0.00
50.0
0.0
0.46
.250
0.00
4.15
11 Sauryn Lao
S. Lao
16.20
2025
SEA SEA
1
0
0
0
0.00
3
0
0
0
1.2
3
0
1
0
0
0
1
0
8
0
0.00
0.00
37.5
0.0
1.80
.600
5.40
16.20
12 Brock Stewart
B. Stewart
16.20
2025
MIN MIN
2
0
0
0
0.00
3
0
0
0
1.2
1
0
0
0
1
0
0
0
7
0
5.40
3.00
0.00
42.9
14.3
1.20
.333
0.00
5.40
13 Adam Ottavino
A. Ottavino
16.20
2025
NYY NYY
3
0
0
0
0.00
3
0
0
0
1.2
0
0
0
0
4
0
0
0
9
0
21.60
0.75
0.00
33.3
44.4
2.40
.000
0.00
0.00
14 Richard Lovelady
R. Lovelady
16.20
2025
TOR TOR
2
0
1
.000
0
21.60
3
0
0
0
1.2
2
4
4
0
2
3
0
0
12
0
10.80
1.50
0.00
25.0
16.7
2.40
.500
21.60
10.80
15 Brent Headrick
B. Headrick
15.19
2025
NYY NYY
4
0
0
0
0.00
9
0
0
0
5.1
1
0
0
0
2
0
1
0
19
0
3.38
4.50
0.00
47.4
10.5
0.56
.125
0.00
1.69
16 Brendon Little
B. Little
15.19
2025
TOR TOR
13
0
0
0
2.53
18
0
0
0
10.2
6
3
4
1
5
0
1
0
44
2
4.22
3.60
0.84
40.9
11.4
1.03
.250
3.38
5.06
17 Yuki Matsui
Y. Matsui
14.73
2025
SDP SDP
10
0
1
.000
0
3.27
18
0
0
0
11.0
9
4
5
2
4
0
4
1
46
1
3.27
4.50
1.64
39.1
8.7
1.18
.318
4.09
7.36
18 Fernando Cruz
F. Cruz
14.54
2025
NYY NYY
11
0
0
0
2.08
21
0
0
2
13.0
6
3
5
1
6
0
3
0
50
1
4.15
3.50
0.69
42.0
12.0
0.92
.227
3.46
4.15
19 Griffin Jax
G. Jax
14.40
2025
MIN MIN
11
0
2
.000
0
9.00
16
0
0
0
10.0
15
10
11
2
3
0
1
0
49
0
2.70
5.33
1.80
32.7
6.1
1.80
.464
9.90
13.50
20 Alex Vesia
A. Vesia
14.25
2025
LAD LAD
13
0
0
0
3.75
19
0
0
1
12.0
9
5
5
3
6
1
1
0
49
2
4.50
3.17
2.25
38.8
12.2
1.25
.300
3.75
6.75
21 Hunter Gaddis
H. Gaddis
13.97
2025
CLE CLE
11
0
0
0
0.00
15
0
0
0
9.2
7
0
0
0
4
0
1
1
39
1
3.72
3.75
0.00
38.5
10.3
1.14
.350
0.00
6.52
22 Edwin Díaz
E. Díaz
13.91
2025
NYM NYM
11
1
0
1.000
0
4.91
17
0
0
6
11.0
8
6
7
2
6
2
7
0
47
4
4.91
2.83
1.64
36.2
12.8
1.27
.300
5.73
6.55
23 Noah Davis
N. Davis
13.50
2025
LAD LAD
2
0
1
.000
0
40.50
1
0
0
0
0.2
3
3
4
1
1
0
1
0
6
0
13.50
1.00
13.50
16.7
16.7
6.00
.667
54.00
40.50
24 Bailey Horn
B. Horn
13.50
2025
DET DET
1
0
0
0
0.00
2
0
0
0
1.1
1
0
0
0
0
0
0
0
5
0
0.00
0.00
40.0
0.0
0.75
.333
0.00
6.75
25 Josh Walker
J. Walker
13.50
2025
TOR TOR
1
0
0
0
13.50
3
0
0
0
2.0
4
3
3
0
1
1
1
0
12
0
4.50
3.00
0.00
25.0
8.3
2.50
.571
13.50
18.00
StatMuse has game-level data for K/9 going back to the 1901 season.
Some of the information used here was obtained free of charge from Retrosheet.

More Athletics Stats

Team Rankings

HR

35

4th

R

105

14th

SO

198

22nd

ERA

4.52

26th

2025 Division Standings
TEAM W L PCT GB
Rangers Rangers
14
10
.583
Astros Astros
13
11
.542
1.0
Mariners Mariners
13
11
.542
1.0
Angels Angels
11
12
.478
2.5
Athletics Athletics
11
13
.458
3.0
Schedule
DATE MATCHUP TIME (ET)
Thu
4/24
TEX TEX
@
ATH ATH
10:05 PM
Fri
4/25
CWS CWS
@
ATH ATH
10:05 PM
Sat
4/26
CWS CWS
@
ATH ATH
4:05 PM
Sun
4/27
CWS CWS
@
ATH ATH
4:05 PM
Mon
4/28
ATH ATH
@
TEX TEX
8:05 PM
Last Game
ATH Athletics

11 - 13

5

Final

2

TEX Rangers

14 - 10

Wed 23 Apr 2025

MLB 2025 Batting Leaders

MLB 2025 Pitching Leaders

MLB Fantasy 2025

MLB 2025 Betting

MLB 2025 Division Standings

NL East W L PCT GB
Mets Mets
18
7
.720
Phillies Phillies
13
12
.520
5.0
NL Central W L PCT GB
Cubs Cubs
16
10
.615
Brewers Brewers
13
12
.520
2.5
NL West W L PCT GB
Padres Padres
17
8
.680
Dodgers Dodgers
16
9
.640
1.0
AL East W L PCT GB
Yankees Yankees
15
10
.600
Red Sox Red Sox
14
12
.538
1.5
AL Central W L PCT GB
Tigers Tigers
15
10
.600
Guardians Guardians
14
10
.583
0.5
AL West W L PCT GB
Rangers Rangers
14
10
.583
Astros Astros
13
11
.542
1.0

MLB 2025 Scores & Schedule

Scores

DATE MATCHUP SCORE
Mon
4/7
BAL BAL
@
AZ AZ
3-4
Mon
4/7
HOU HOU
@
SEA SEA
2-1
Mon
4/7
CIN CIN
@
SFG SFG
1-0
Tue
4/8
STL STL
@
PIT PIT
1-2
Tue
4/8
MIA MIA
@
NYM NYM
5-0

Schedule

DATE MATCHUP TIME (ET)
Thu
4/24
COL COL
@
KCR KCR
2:10 PM
Thu
4/24
MIL MIL
@
SFG SFG
3:45 PM
Thu
4/24
COL COL
@
KCR KCR
5:40 PM
Thu
4/24
BAL BAL
@
WSH WSH
6:45 PM
Thu
4/24
PIT PIT
@
LAA LAA
9:29 PM