starting pitcher with most strikeouts by age 25

Roger Clemens has fanned the most career batters by a 25-year-old starting pitcher, with 344 strikeouts.

NAMESOGWLW%GSERACGSHOSVIPHERRHRBBHBPGFIBBTBFWPK/9BB/9K/BBHR/9K%BB%WHIPBABIPRAH/9
1Roger Clemens
R. Clemens
344
37
24
7
.774
37
2.35
17
9
0
294.2
236
77
86
16
60
5
0
1
1,168
2
10.51
1.83
5.73
0.49
29.5
5.1
1.00
.296
2.63
7.21
2Nolan Ryan
N. Ryan
329
39
19
16
.543
39
2.28
20
9
0
284.0
166
72
80
14
157
10
0
4
1,154
18
10.43
4.98
2.10
0.44
28.5
13.6
1.14
.236
2.54
5.26
3Pedro Martinez
P. Martinez
305
31
17
8
.680
31
1.90
13
4
0
241.1
158
51
65
16
67
9
0
5
947
3
11.37
2.50
4.55
0.60
32.2
7.1
0.93
.258
2.42
5.89
4Tom Seaver
T. Seaver
282
36
18
12
.600
36
2.82
19
2
0
290.1
230
91
103
21
83
4
0
8
1,172
6
8.74
2.57
3.40
0.65
24.1
7.1
1.08
.267
3.19
7.13
5Sam McDowell
S. McDowell
278
37
14
15
.483
37
2.03
10
2
0
261.1
184
59
83
14
104
11
0
8
1,078
8
9.57
3.58
2.67
0.48
25.8
9.6
1.10
.253
2.86
6.34
6Hal Newhouser
H. Newhouser
268
35
23
11
.676
35
2.01
28
6
0
290.1
227
65
78
8
102
2
0
1,180
9
8.31
3.16
2.63
0.25
22.7
8.6
1.13
.274
2.42
7.04
7Johan Santana
J. Santana
265
34
20
6
.769
34
2.61
1
1
0
228.0
156
66
70
24
54
9
0
0
881
7
10.46
2.13
4.91
0.95
30.1
6.1
0.92
.250
2.76
6.16
8Kerry Wood
K. Wood
263
34
11
12
.478
34
3.62
2
0
0
221.0
175
89
92
28
95
19
0
4
934
10
10.71
3.87
2.77
1.14
28.2
10.2
1.22
.278
3.75
7.13
9Fergie Jenkins
F. Jenkins
260
40
20
15
.571
40
2.63
20
3
0
308.0
255
90
96
26
65
3
0
7
1,231
6
7.60
1.90
4.00
0.76
21.1
5.3
1.04
.261
2.81
7.45
10Sandy Koufax
S. Koufax
255
35
17
13
.567
35
3.38
15
2
0
244.2
200
92
109
26
92
3
0
6
1,020
10
9.38
3.38
2.77
0.96
25.0
9.0
1.19
.270
4.01
7.36
11Tim Lincecum
T. Lincecum
254
32
15
8
.652
32
2.65
3
1
0
224.0
159
66
71
12
75
4
0
4
894
10
10.21
3.01
3.39
0.48
28.4
8.4
1.04
.268
2.85
6.39
12Jim Maloney
J. Maloney
254
33
20
9
.690
33
2.42
14
6
0
253.1
174
68
72
15
100
4
0
3
1,022
14
9.02
3.55
2.54
0.53
24.9
9.8
1.08
.245
2.56
6.18
13Juan Marichal
J. Marichal
246
40
24
8
.750
40
2.42
18
5
0
319.1
259
86
102
27
59
2
0
6
1,263
2
6.93
1.66
4.17
0.76
19.5
4.7
1.00
.250
2.87
7.30
14Zack Greinke
Z. Greinke
242
33
16
8
.667
33
2.16
6
3
0
229.1
195
55
64
11
51
4
0
0
915
5
9.50
2.00
4.75
0.43
26.4
5.6
1.07
.303
2.51
7.65
15Fernando Valenzuela
F. Valenzuela
242
34
21
11
.656
34
3.14
20
3
0
269.1
226
94
104
18
85
1
0
5
1,102
13
8.09
2.84
2.85
0.60
22.0
7.7
1.15
.275
3.48
7.55
16Jim Lonborg
J. Lonborg
242
38
21
9
.700
38
3.13
15
2
0
267.0
221
93
98
23
81
19
0
5
1,104
10
8.16
2.73
2.99
0.78
21.9
7.3
1.13
.268
3.30
7.45
17Bill Singer
B. Singer
240
40
18
14
.563
40
2.46
16
3
0
307.2
243
84
98
22
71
8
0
4
1,230
6
7.02
2.08
3.38
0.64
19.5
5.8
1.02
.249
2.87
7.11
18Van Mungo
V. Mungo
236
36
18
16
.529
36
2.97
26
2
0
297.0
246
98
122
10
112
2
0
1,233
10
7.15
3.39
2.11
0.30
19.1
9.1
1.21
.270
3.70
7.45
19Stephen Strasburg
S. Strasburg
234
32
10
9
.526
32
3.38
1
1
0
199.2
178
75
86
20
45
7
0
3
809
8
10.55
2.03
5.20
0.90
28.9
5.6
1.12
.314
3.88
8.02
20Shane Bieber
S. Bieber
232
23
13
4
.765
23
2.35
0
0
0
149.1
106
39
41
16
48
4
0
0
599
9
13.98
2.89
4.83
0.96
38.7
8.0
1.03
.301
2.47
6.39
21Clayton Kershaw
C. Kershaw
232
33
16
9
.640
33
1.83
3
2
0
236.0
164
48
55
11
52
3
0
2
908
12
8.85
1.98
4.46
0.42
25.6
5.7
0.92
.251
2.10
6.25
22Aaron Nola
A. Nola
229
34
16
5
.762
34
3.22
0
0
0
204.0
170
73
75
24
71
9
0
4
844
4
10.10
3.13
3.23
1.06
27.1
8.4
1.18
.286
3.31
7.50
23Jake Peavy
J. Peavy
228
32
14
10
.583
32
3.14
2
0
0
206.1
171
72
75
14
67
6
0
7
841
5
9.95
2.92
3.40
0.61
27.1
8.0
1.15
.298
3.27
7.46
24John Montefusco
J. Montefusco
227
37
18
10
.643
37
2.77
9
4
0
266.1
233
82
90
11
88
8
0
11
1,110
5
7.67
2.97
2.58
0.37
20.5
7.9
1.21
.286
3.04
7.87
25Dylan Cease
D. Cease
226
32
13
7
.650
32
3.91
1
1
0
165.2
139
72
77
20
68
9
0
0
708
13
12.28
3.69
3.32
1.09
31.9
9.6
1.25
.309
4.18
7.55
StatMuse has game-level data for player age going back to the 1908 season.
Some of the information used here was obtained free of charge from Retrosheet.

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Team Batting Leaders

HR

13

Contreras

Willson Contreras

RBI

39

Contreras

Willson Contreras

AVG

.288

Contreras

Willson Contreras
Team Pitching Leaders

W

7

Gray

Sonny Gray

K

69

Early

Connelly Early

ERA

2.70

Tolle

Payton Tolle
Team Rankings

HR

49

30th

R

253

29th

SO

550

16th

ERA

3.88

9th

2026 Division Standings
TEAMWLPCTGB
39
25
.609
40
26
.606
33
35
.485
8.0
31
37
.456
10.0
Red Sox Red Sox
27
38
.415
12.5
Schedule
DATEMATCHUPTIME (ET)
Wed
6/10
@
1:10 PM
Fri
6/12
@
7:10 PM
Sat
6/13
@
4:10 PM
Sun
6/14
@
7:20 PM
Tue
6/16
@
6:45 PM
Last Game
BOS Red Sox

27 - 38

3

Final

4

TBR Rays

39 - 25

Tue 9 Jun 2026

MLB 2026 Batting Leaders

MLB 2026 Pitching Leaders

MLB Fantasy 2026

MLB 2026 Betting

MLB 2026 Standings

NL EastWLPCTGB
45
22
.672
36
31
.537
9.0
35
33
.515
10.5
32
35
.478
13.0
29
37
.439
15.5
NL CentralWLPCTGB
41
24
.631
36
28
.563
4.5
34
33
.507
8.0
34
33
.507
8.0
32
34
.485
9.5
NL WestWLPCTGB
43
24
.642
34
32
.515
8.5
34
32
.515
8.5
27
41
.397
16.5
25
42
.373
18.0
AL EastWLPCTGB
39
25
.609
40
26
.606
33
35
.485
8.0
31
37
.456
10.0
27
38
.415
12.5
AL CentralWLPCTGB
37
32
.536
35
31
.530
0.5
30
38
.441
6.5
28
39
.418
8.0
28
39
.418
8.0
AL WestWLPCTGB
36
32
.529
32
34
.485
3.0
32
35
.478
3.5
31
38
.449
5.5
26
42
.382
10.0

MLB 2026 Scores & Schedule

Scores

DATEMATCHUPSCORE
Mon
5/25
@
1-3
Mon
5/25
@
7-2
Mon
5/25
@
3-0
Mon
5/25
@
9-0
Tue
5/26
@
6-3

Schedule

DATEMATCHUPTIME (ET)
Wed
6/10
@
1:10 PM
Wed
6/10
@
1:10 PM
Wed
6/10
@
3:45 PM
Wed
6/10
@
4:10 PM
Wed
6/10
@
6:35 PM