mlb pitchers k/bb ratio leaders 2021 to 2023

Between the 2021 and 2023 seasons, George Kirby had the best K/BB, with 7.44 K/BB.

Interpreted as:
MLB pitchers k/bb with a minimum of 0.5 IP per team game ratio leaders 2021 to 2023
NAME K/BB G W L W% GS ERA SO CG SHO SV IP H ER R HR BB HBP GF IBB TBF WP K/9 BB/9 HR/9 K% BB% WHIP BABIP RA ERA- FIP FIP- H/9 PRAA
1 George Kirby
G. Kirby
7.44
56
20
15
.571
56
3.37
305
1
0
0
320.2
314
120
128
35
41
11
0
1
1,299
5
8.56
1.15
0.98
23.5
3.2
1.11
.308
3.59
87
3.20
80
8.81
29
2 Zach Eflin
Z. Eflin
6.36
69
23
20
.535
62
3.81
350
0
0
1
359.0
344
152
159
42
55
11
2
4
1,458
2
8.77
1.38
1.05
24.0
3.8
1.11
.302
3.99
92
3.32
79
8.62
35
3 Aaron Nola
A. Nola
5.84
96
32
31
.508
96
4.09
660
3
2
0
579.1
511
263
275
77
113
19
0
2
2,349
4
10.25
1.76
1.20
28.1
4.8
1.08
.293
4.27
97
3.31
77
7.94
61.9
4 Max Scherzer
M. Scherzer
5.55
80
38
15
.717
80
2.83
583
1
0
0
477.1
353
150
157
64
105
25
0
0
1,879
5
10.99
1.98
1.21
31.0
5.6
0.96
.262
2.96
69
3.29
78
6.66
48
5 Zack Wheeler
Z. Wheeler
5.23
90
39
23
.629
90
3.08
622
3
2
0
558.1
462
191
206
49
119
24
0
2
2,243
8
10.03
1.92
0.79
27.7
5.3
1.04
.289
3.32
73
2.86
66
7.45
88.2
6 Gerrit Cole
G. Cole
5.19
96
44
20
.688
96
3.11
722
4
3
0
591.0
462
204
214
77
139
11
0
0
2,340
11
10.99
2.12
1.17
30.9
5.9
1.02
.277
3.26
76
3.19
76
7.04
68
7 Kevin Gausman
K. Gausman
5.03
95
38
25
.603
95
3.10
669
0
0
0
551.2
501
190
210
54
133
8
0
1
2,263
12
10.91
2.17
0.88
29.6
5.9
1.15
.320
3.43
77
2.79
68
8.17
82
8 Clayton Kershaw
C. Kershaw
4.98
68
35
16
.686
68
2.75
418
0
0
0
379.2
299
116
126
44
84
8
0
0
1,504
13
9.91
1.99
1.04
27.8
5.6
1.01
.268
2.99
67
3.21
75
7.09
44.1
9 Bailey Ober
B. Ober
4.97
57
13
12
.520
57
3.63
293
0
0
0
292.2
265
118
125
46
59
10
0
0
1,183
2
9.01
1.81
1.41
24.8
5.0
1.11
.283
3.84
86
3.94
94
8.15
8.1
10 Brandon Woodruff
B. Woodruff
4.75
68
27
15
.643
68
2.70
475
1
1
0
399.2
292
120
127
45
100
15
0
0
1,581
4
10.70
2.25
1.01
30.0
6.3
0.98
.261
2.86
65
3.11
74
6.58
48.6
11 Spencer Strider
S. Strider
4.64
65
31
10
.756
52
3.37
483
0
0
0
320.2
234
120
128
30
104
12
3
2
1,300
12
13.56
2.92
0.84
37.2
8.0
1.05
.304
3.59
78
2.48
59
6.57
60.1
12 Julio Urías
J. Urías
4.64
84
48
18
.727
84
3.07
478
0
0
0
478.0
390
163
179
66
103
18
0
3
1,916
4
9.00
1.94
1.24
24.9
5.4
1.03
.259
3.37
75
3.72
88
7.34
27.3
13 Bryce Miller
B. Miller
4.58
25
8
7
.533
25
4.32
119
0
0
0
131.1
124
63
64
18
26
7
0
0
537
2
8.15
1.78
1.23
22.2
4.8
1.14
.289
4.39
107
3.97
97
8.50
1.8
14 Max Fried
M. Fried
4.48
72
36
15
.706
72
2.71
408
3
3
0
428.2
365
129
140
34
91
13
0
2
1,711
19
8.57
1.91
0.71
23.8
5.3
1.06
.284
2.94
64
3.01
73
7.66
52.6
15 Corbin Burnes
C. Burnes
4.48
93
33
21
.611
93
2.94
677
0
0
0
562.2
408
184
197
52
151
27
0
0
2,238
25
10.83
2.42
0.83
30.3
6.7
0.99
.267
3.15
70
2.92
69
6.53
82
16 Justin Verlander
J. Verlander
4.45
55
31
12
.721
55
2.45
329
0
0
0
337.1
255
92
106
30
74
11
0
0
1,335
8
8.78
1.97
0.80
24.6
5.5
0.98
.253
2.83
60
3.14
76
6.80
35.9
17 Logan Webb
L. Webb
4.44
92
36
23
.610
91
3.07
515
2
1
0
556.2
503
190
212
40
116
20
0
0
2,233
9
8.33
1.88
0.65
23.1
5.2
1.11
.300
3.43
76
2.99
74
8.13
66.2
18 Joe Ryan
J. Ryan
4.40
61
26
19
.578
61
4.05
378
1
1
0
335.1
286
151
155
56
86
16
0
0
1,376
6
10.15
2.31
1.50
27.5
6.3
1.11
.274
4.16
99
4.01
98
7.68
3.7
19 Logan Gilbert
L. Gilbert
4.35
88
31
18
.633
88
3.76
491
1
1
0
495.2
451
207
216
65
113
14
0
5
2,039
20
8.92
2.05
1.18
24.1
5.5
1.14
.285
3.92
95
3.67
91
8.19
18.8
20 Yu Darvish
Y. Darvish
4.33
84
32
29
.525
84
3.87
537
0
0
0
497.1
420
214
219
68
124
28
0
1
2,026
14
9.72
2.24
1.23
26.5
6.1
1.09
.277
3.96
97
3.70
89
7.60
24.1
21 Shane Bieber
S. Bieber
4.26
68
26
18
.591
68
3.22
439
2
0
0
424.2
380
152
162
43
103
9
0
0
1,729
18
9.30
2.18
0.91
25.4
6.0
1.14
.297
3.43
80
3.20
79
8.05
40.4
22 Nathan Eovaldi
N. Eovaldi
4.22
77
29
17
.630
77
3.74
430
4
2
0
435.2
414
181
195
51
102
14
0
2
1,801
10
8.88
2.11
1.05
23.9
5.7
1.18
.301
4.03
86
3.52
83
8.55
34.9
23 Carlos Rodón
C. Rodón
4.19
69
30
21
.588
69
3.38
486
2
1
0
375.0
287
141
149
40
116
15
0
1
1,530
26
11.66
2.78
0.96
31.8
7.6
1.07
.283
3.58
82
2.99
71
6.89
48.6
24 Ross Stripling
R. Stripling
4.17
78
15
15
.500
54
4.21
275
0
0
1
324.2
320
152
158
55
66
6
8
0
1,348
2
7.62
1.83
1.52
20.4
4.9
1.19
.280
4.38
100
4.34
104
8.87
-8.2
25 Joe Musgrove
J. Musgrove
4.14
79
31
19
.620
78
3.05
484
2
2
0
459.2
386
156
170
54
117
41
1
5
1,887
9
9.48
2.29
1.06
25.6
6.2
1.09
.279
3.33
78
3.61
88
7.56
26.4

More Mariners Stats

Team Rankings

HR

238

3rd

R

766

9th

SO

1,426

7th

ERA

3.87

13th

2025 Division Standings
TEAM W L PCT GB
Mariners Mariners
90
72
.556
Astros Astros
87
75
.537
3.0
Rangers Rangers
81
81
.500
9.0
Athletics Athletics
76
86
.469
14.0
Angels Angels
72
90
.444
18.0
Schedule
DATE MATCHUP TIME (ET)
Sun
10/12
SEA SEA
@
TOR TOR
8:03 PM
Mon
10/13
SEA SEA
@
TOR TOR
5:03 PM
Wed
10/15
TOR TOR
@
SEA SEA
4:00 AM
Thu
10/16
TOR TOR
@
SEA SEA
4:00 AM
Fri
10/17
TOR TOR
@
SEA SEA
4:00 AM
Last Game
SEA Mariners

3 - 2

3

Final

2

DET Tigers

2 - 3

Fri 10 Oct 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
Phillies Phillies
96
66
.593
Mets Mets
83
79
.512
13.0
NL Central W L PCT GB
Brewers Brewers
97
65
.599
Cubs Cubs
92
70
.568
5.0
NL West W L PCT GB
Dodgers Dodgers
93
69
.574
Padres Padres
90
72
.556
3.0
AL East W L PCT GB
Blue Jays Blue Jays
94
68
.580
Yankees Yankees
94
68
.580
AL Central W L PCT GB
Guardians Guardians
88
74
.543
Tigers Tigers
87
75
.537
1.0
AL West W L PCT GB
Mariners Mariners
90
72
.556
Astros Astros
87
75
.537
3.0

MLB 2025 Scores & Schedule

Scores

DATE MATCHUP SCORE
Mon
9/15
ATL ATL
@
WSH WSH
6-3
Mon
9/15
CLE CLE
@
DET DET
7-5
Mon
9/15
ATL ATL
@
WSH WSH
5-0
Mon
9/15
SDP SDP
@
NYM NYM
3-8
Mon
9/15
BAL BAL
@
CWS CWS
8-7

Schedule

DATE MATCHUP TIME (ET)
Sun
10/12
SEA SEA
@
TOR TOR
8:03 PM
Mon
10/13
SEA SEA
@
TOR TOR
5:03 PM
Mon
10/13
LAD LAD
@
MIL MIL
8:08 PM
Tue
10/14
LAD LAD
@
MIL MIL
8:08 PM
Wed
10/15
TOR TOR
@
SEA SEA
4:00 AM