mlb pitcher with highest strikeout percentages

4 pitchers are tied for the best career strikeout percentage, with a strikeout percentage of 100.0. The first three are Romy Gonzalez, Danny Valencia and Scott Sheldon.

NAMEK%GWLW%GSERASOCGSHOSVIPHERRHRBBHBPGFIBBTBFWPK/9BB/9K/BBHR/9BB%WHIPBABIPRAERA-FIPFIP-H/9PRAA
1Romy Gonzalez
R. Gonzalez
100.0
1
0
0
0
0.00
1
0
0
0
0.1
0
0
0
0
0
0
1
0
1
0
27.00
0.00
0.00
0.0
0.00
0.00
0
-2.84
-64
0.00
0.3
2Danny Valencia
D. Valencia
100.0
1
0
0
0
0.00
1
0
0
0
0.1
0
0
0
0
0
0
1
0
1
0
27.00
0.00
0.00
0.0
0.00
0.00
0
-2.84
-65
0.00
0.3
3Scott Sheldon
S. Sheldon
100.0
1
0
0
0
0.00
1
0
0
0
0.1
0
0
0
0
0
0
0
0
1
0
27.00
0.00
0.00
0.0
0.00
0.00
0
-2.87
-58
0.00
0.3
4Kevin Seitzer
K. Seitzer
100.0
1
0
0
0
0.00
1
0
0
0
0.1
0
0
0
0
0
0
1
0
1
0
27.00
0.00
0.00
0.0
0.00
0.00
0
-3.02
-71
0.00
0.3
5Chuck Nieson
C. Nieson
62.5
2
0
0
0
4.50
5
0
0
0
2.0
1
1
1
1
1
0
1
0
8
0
22.50
4.50
5.00
4.50
12.5
1.00
.000
4.50
122
5.60
146
4.50
-0.4
6Chris Vallimont
C. Vallimont
50.0
1
0
0
0
0.00
1
0
0
0
0.2
1
0
0
0
0
0
1
0
2
0
13.50
0.00
0.00
0.0
1.50
1.000
0.00
0
0.25
6
13.50
0.3
7Josh Phegley
J. Phegley
50.0
1
0
0
0
0.00
1
0
0
0
0.2
0
0
0
0
0
0
1
0
2
0
13.50
0.00
0.00
0.0
0.00
.000
0.00
0
0.14
3
0.00
0.3
8Tyson Brummett
T. Brummett
50.0
1
0
0
0
0.00
2
0
0
0
0.2
2
0
0
0
0
0
1
0
4
0
27.00
0.00
0.00
0.0
3.00
1.000
0.00
0
-2.91
-73
27.00
0.5
9Rob Johnson
R. Johnson
50.0
2
0
0
0
0.00
2
0
0
0
1.1
0
0
0
0
0
0
2
0
4
0
13.50
0.00
0.00
0.0
0.00
.000
0.00
0
0.08
1
0.00
0.6
10Jim Mosolf
J. Mosolf
50.0
1
0
0
0
27.00
1
0
0
0
0.1
1
1
1
0
0
0
1
2
0
27.00
0.00
0.00
0.0
3.00
1.000
27.00
538
-2.50
-50
27.00
0.3
11Walter Bernhardt
W. Bernhardt
50.0
1
0
0
0
0.00
1
0
0
0
0.2
0
0
0
0
0
0
1
2
0
13.50
0.00
0.00
0.0
0.00
.000
0.00
0
-0.77
-27
0.00
0.3
12Rafael Martin
R. Martin
44.1
21
2
0
1.000
0
4.50
30
0
0
0
16.0
12
8
10
4
6
1
7
0
68
0
16.88
3.38
5.00
2.25
8.8
1.13
.296
5.63
113
3.94
102
6.75
-0.1
13John Holdzkom
J. Holdzkom
43.8
9
1
0
1.000
0
2.00
14
0
0
1
9.0
4
2
2
1
2
0
3
0
32
1
14.00
2.00
7.00
1.00
6.3
0.67
.200
2.00
57
2.13
59
4.00
1.5
14Jose Espada
J. Espada
42.9
2
0
0
0
0.00
6
0
0
0
4.0
1
0
0
0
2
0
2
0
14
0
13.50
4.50
3.00
0.00
14.3
0.75
.167
0.00
0
1.66
39
2.25
1.1
15Mark Whiten
M. Whiten
42.9
1
0
0
0
9.00
3
0
0
0
1.0
1
1
1
0
2
1
1
0
7
0
27.00
18.00
1.50
0.00
28.6
3.00
1.000
9.00
190
6.13
134
9.00
-0.2
16Josh Hader
J. Hader
41.1
468
34
31
.523
0
2.64
829
0
0
226
512.1
282
150
164
65
198
24
321
6
2,019
19
14.56
3.48
4.19
1.14
9.8
0.94
.240
2.88
64
2.88
69
4.95
75.7
17Aaron Altherr
A. Altherr
40.0
1
0
0
0
9.00
2
0
0
0
1.0
2
1
1
0
0
0
1
0
5
0
18.00
0.00
0.00
0.0
2.00
.667
9.00
203
-0.80
-17
18.00
0.6
18Don Leshnock
D. Leshnock
40.0
1
0
0
0
0.00
2
0
0
0
1.0
2
0
0
0
0
0
1
0
5
0
18.00
0.00
0.00
0.0
2.00
.667
0.00
0
-1.61
-49
18.00
0.5
19Mike Anderson
M. Anderson
40.0
1
0
0
0
0.00
2
0
0
0
1.0
2
0
0
0
0
0
1
0
5
0
18.00
0.00
0.00
0.0
2.00
.667
0.00
0
-1.28
-33
18.00
0.6
20Lee Dashner
L. Dashner
40.0
1
0
0
0
5.40
2
0
0
0
1.2
0
1
1
0
0
0
1
5
1
10.80
0.00
0.00
0.0
0.00
.000
5.40
179
0.16
5
0.00
0.5
21Edwin Díaz
E. Díaz
39.9
520
28
36
.438
0
2.82
839
0
0
253
519.1
356
163
176
54
182
40
395
9
2,105
33
14.54
3.15
4.61
0.94
8.6
1.04
.305
3.05
70
2.55
61
6.17
93.4
22Aroldis Chapman
A. Chapman
39.8
863
60
47
.561
0
2.52
1,331
0
0
367
821.1
475
230
255
54
408
33
563
7
3,341
87
14.58
4.47
3.26
0.59
12.2
1.08
.278
2.79
61
2.36
57
5.20
161.8
23Mason Miller
M. Miller
39.5
125
3
7
.300
6
2.81
246
0
0
50
160.0
88
50
57
13
65
5
81
5
622
8
13.84
3.66
3.78
0.73
10.5
0.96
.256
3.21
70
2.46
60
4.95
29.1
24Dellin Betances
D. Betances
39.2
374
21
23
.477
1
2.53
633
0
0
36
394.1
240
111
124
26
183
28
86
5
1,613
28
14.45
4.18
3.46
0.59
11.3
1.07
.288
2.83
61
2.39
56
5.48
78.8
25Félix Bautista
F. Bautista
39.2
156
13
7
.650
0
2.01
248
0
0
67
161.1
84
36
42
14
72
3
104
1
632
10
13.83
4.02
3.44
0.78
11.4
0.97
.237
2.34
51
2.61
65
4.69
25.9

More White Sox Stats

Team Batting Leaders

HR

22

Sosa

Lenyn Sosa

RBI

75

Sosa

Lenyn Sosa

AVG

.273

Teel

Kyle Teel
Team Pitching Leaders

W

7

Smith

Shane Smith

K

145

Smith

Shane Smith

ERA

2.50

Vasil

Mike Vasil
Team Rankings

HR

165

23rd

R

647

27th

SO

1,286

24th

ERA

4.26

20th

2025 Division Standings
TEAMWLPCTGB
88
74
.543
87
75
.537
1.0
82
80
.506
6.0
70
92
.432
18.0
White Sox White Sox
60
102
.370
28.0
Schedule
DATEMATCHUPTIME (ET)
Thu
3/26
@
2:10 PM
Sat
3/28
@
7:10 PM
Sun
3/29
@
2:10 PM
Mon
3/30
@
6:40 PM
Tue
3/31
@
6:40 PM
Last Game
CWS White Sox

60 - 102

8

Final

0

WSH Nationals

66 - 96

Sun 28 Sep 2025

MLB 2025 Batting Leaders

MLB 2025 Pitching Leaders

MLB Fantasy 2025

MLB 2025 Betting

MLB 2025 Standings

NL EastWLPCTGB
96
66
.593
83
79
.512
13.0
79
83
.488
17.0
76
86
.469
20.0
66
96
.407
30.0
NL CentralWLPCTGB
97
65
.599
Cubs Cubs - w
92
70
.568
5.0
Reds Reds - w
83
79
.512
14.0
78
84
.481
19.0
71
91
.438
26.0
NL WestWLPCTGB
93
69
.574
90
72
.556
3.0
81
81
.500
12.0
80
82
.494
13.0
43
119
.265
50.0
AL EastWLPCTGB
94
68
.580
94
68
.580
89
73
.549
5.0
77
85
.475
17.0
75
87
.463
19.0
AL CentralWLPCTGB
88
74
.543
87
75
.537
1.0
82
80
.506
6.0
70
92
.432
18.0
60
102
.370
28.0
AL WestWLPCTGB
90
72
.556
87
75
.537
3.0
81
81
.500
9.0
76
86
.469
14.0
72
90
.444
18.0

MLB 2025 Scores & Schedule

Scores

DATEMATCHUPSCORE
Tue
9/16
@
6-2
Tue
9/16
@
9-4
Tue
9/16
@
4-5
Tue
9/16
@
1-2
Tue
9/16
@
5-7

Schedule

DATEMATCHUPTIME (ET)
Wed
3/25
@
8:05 PM
Thu
3/26
@
4:00 AM
Thu
3/26
@
4:00 AM
Thu
3/26
@
2:10 PM
Thu
3/26
@
3:05 PM