most wins without a loss to start a season

Jack Chesbro has the most wins in wins that he has started in a season, with 38 wins in 1904.

Interpreted as:
most wins without a loss to start by a player a season
NAMEWLGSSEASONTMW%L%GERASOCGSHOSVIPHERRHRBBHBPGFIBBTBFWPK/9BB/9K/BBHR/9K%BB%WHIPBABIPRAH/9
1Jack Chesbro
J. Chesbro
38
0
39
1904
1.000
.000
39
1.23
190
39
6
0
352.0
233
48
67
4
65
5
0
1,347
5
4.86
1.66
2.92
0.10
14.1
4.8
0.85
.211
1.71
5.96
2Ed Walsh
E. Walsh
35
0
35
1908
1.000
.000
35
175
34
11
0
330.0
223
40
0
39
8
0
1,246
5
4.77
1.06
4.49
0.00
14.0
3.1
0.79
.218
1.09
6.08
3Grover Alexander
G. Alexander
33
0
33
1916
1.000
.000
33
0.83
139
33
16
0
302.0
216
28
36
2
33
5
0
1,118
3
4.14
0.98
4.21
0.06
12.4
3.0
0.82
.228
1.07
6.44
4Joe Wood
J. Wood
33
0
33
1912
1.000
.000
33
0.31
222
30
10
0
291.2
220
72
2
58
10
0
1,136
5
6.85
1.79
3.83
0.06
19.5
5.1
0.95
.258
2.22
6.79
5Christy Mathewson
C. Mathewson
32
0
34
1908
1.000
.000
34
203
30
11
0
294.0
194
39
3
26
2
0
1,106
2
6.21
0.80
7.81
0.09
18.4
2.4
0.75
.219
1.19
5.94
6Cy Young
C. Young
32
0
32
1902
1.000
.000
32
1.38
133
32
3
0
299.0
232
46
71
2
39
6
0
1,149
2
4.00
1.17
3.41
0.06
11.6
3.4
0.91
.237
2.14
6.98
7Denny McLain
D. McLain
31
0
35
1968
1.000
.000
35
1.70
259
28
6
0
302.0
209
57
62
24
52
5
0
1
1,145
3
7.72
1.55
4.98
0.72
22.6
4.5
0.86
.230
1.85
6.23
8Joe McGinnity
J. McGinnity
31
0
36
1904
1.000
.000
36
119
31
9
0
323.1
235
65
6
71
10
0
1,269
2
3.31
1.98
1.68
0.17
9.4
5.6
0.95
.215
1.81
6.54
9Christy Mathewson
C. Mathewson
31
0
34
1904
1.000
.000
34
158
24
4
0
278.0
206
57
4
57
4
0
1,080
6
5.12
1.85
2.77
0.13
14.6
5.3
0.95
.236
1.85
6.67
10Cy Young
C. Young
31
0
31
1901
1.000
.000
31
1.18
127
30
5
0
283.0
228
37
63
5
23
7
0
0
4.04
0.73
5.52
0.16
2.2
0.89
.251
2.00
7.25
11Grover Alexander
G. Alexander
30
0
31
1917
1.000
.000
31
1.16
148
30
8
0
287.0
218
37
49
3
38
5
0
1,099
1
4.64
1.19
3.89
0.09
13.5
3.5
0.89
.238
1.54
6.84
12Grover Alexander
G. Alexander
30
0
33
1915
1.000
.000
33
0.98
188
30
12
0
295.1
181
32
51
2
48
5
0
1,111
1
5.73
1.46
3.92
0.06
16.9
4.3
0.78
.206
1.55
5.52
13Walter Johnson
W. Johnson
29
0
29
1913
1.000
.000
29
0.61
168
23
11
0
252.0
149
17
26
5
31
4
0
927
1
6.00
1.11
5.42
0.18
18.1
3.3
0.71
.200
0.93
5.32
14Christy Mathewson
C. Mathewson
29
0
29
1905
1.000
.000
29
160
25
8
0
248.0
166
45
3
48
0
0
940
3
5.81
1.74
3.33
0.11
17.0
5.1
0.86
.224
1.63
6.02
15Joe McGinnity
J. McGinnity
29
0
30
1903
1.000
.000
30
108
28
3
0
263.2
201
68
1
66
10
0
1,052
4
3.69
2.25
1.64
0.03
10.3
6.3
1.01
.231
2.32
6.86
16Robin Roberts
R. Roberts
28
0
30
1952
1.000
.000
30
2.45
125
27
3
0
276.0
242
75
82
17
39
3
0
1,093
1
4.08
1.27
3.21
0.55
11.4
3.6
1.02
.248
2.67
7.89
17Christy Mathewson
C. Mathewson
28
0
29
1903
1.000
.000
29
179
26
3
0
255.1
212
75
3
60
5
0
1,027
14
6.31
2.11
2.98
0.11
17.4
5.8
1.07
.268
2.64
7.47
18Bob Welch
B. Welch
27
0
29
1990
1.000
.000
29
2.18
114
2
2
0
206.2
175
50
61
20
62
4
0
2
835
2
4.96
2.70
1.84
0.87
13.7
7.4
1.15
.244
2.66
7.62
19Steve Carlton
S. Carlton
27
0
31
1972
1.000
.000
31
1.44
235
24
8
0
268.0
189
43
48
11
57
1
0
4
1,023
7
7.89
1.91
4.12
0.37
23.0
5.6
0.92
.248
1.61
6.35
20Sandy Koufax
S. Koufax
27
0
32
1966
1.000
.000
32
1.26
268
24
5
0
263.1
192
37
46
11
60
0
0
3
1,030
6
9.16
2.05
4.47
0.38
26.0
5.8
0.96
.262
1.57
6.56
21Bucky Walters
B. Walters
27
0
28
1939
1.000
.000
28
1.76
104
26
2
0
250.1
183
49
59
9
80
3
0
985
4
3.74
2.88
1.30
0.32
10.6
8.1
1.05
.221
2.12
6.58
22Lefty Grove
L. Grove
27
0
27
1931
1.000
.000
27
1.79
126
25
4
0
241.1
203
48
65
8
55
1
0
966
1
4.70
2.05
2.29
0.30
13.0
5.7
1.07
.251
2.42
7.57
23Dazzy Vance
D. Vance
27
0
28
1924
1.000
.000
28
1.73
211
27
3
0
250.0
184
48
59
7
54
7
0
975
1
7.60
1.94
3.91
0.25
21.6
5.5
0.95
.254
2.12
6.62
24Eddie Cicotte
E. Cicotte
27
0
29
1919
1.000
.000
29
1.19
91
27
5
0
258.0
198
34
45
5
37
3
0
991
0
3.17
1.29
2.46
0.17
9.2
3.7
0.91
.226
1.57
6.91
25Walter Johnson
W. Johnson
27
0
27
1912
1.000
.000
27
0.19
203
25
7
0
235.0
162
41
0
42
6
0
895
7
7.77
1.61
4.83
0.00
22.7
4.7
0.87
.252
1.57
6.20
StatMuse has game-level data for pitcher losses, pitcher wins, and starts going back to the 1901 season.
Some of the information used here was obtained free of charge from Retrosheet.

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TEAMWLPCTGB
Yankees Yankees
48
32
.600
45
33
.577
2.0
39
42
.481
9.5
38
44
.463
11.0
33
46
.418
14.5
Schedule
DATEMATCHUPTIME (ET)
Fri
6/26
@
7:10 PM
Sat
6/27
@
1:10 PM
Sun
6/28
@
7:20 PM
Mon
6/29
@
7:05 PM
Tue
6/30
@
7:05 PM
Last Game
NYY Yankees

48 - 32

3

Final

6

BOS Red Sox

33 - 46

Thu 25 Jun 2026

MLB 2026 Batting Leaders

MLB 2026 Pitching Leaders

MLB Fantasy 2026

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MLB 2026 Standings

NL EastWLPCTGB
48
31
.608
45
36
.556
4.0
42
39
.519
7.0
41
41
.500
8.5
34
47
.420
15.0
NL CentralWLPCTGB
49
29
.628
44
37
.543
6.5
42
36
.538
7.0
41
40
.506
9.5
37
42
.468
12.5
NL WestWLPCTGB
52
29
.642
42
37
.532
9.0
41
39
.513
10.5
33
47
.413
18.5
32
49
.395
20.0
AL EastWLPCTGB
48
32
.600
45
33
.577
2.0
39
42
.481
9.5
38
44
.463
11.0
33
46
.418
14.5
AL CentralWLPCTGB
41
38
.519
42
39
.519
38
44
.463
4.5
34
47
.420
8.0
34
48
.415
8.5
AL WestWLPCTGB
41
41
.500
40
43
.482
1.5
39
42
.481
1.5
39
42
.481
1.5
34
48
.415
7.0

MLB 2026 Scores & Schedule

Scores

DATEMATCHUPSCORE
Wed
6/10
@
5-7
Wed
6/10
@
10-11
Wed
6/10
@
4-5
Wed
6/10
@
2-7
Wed
6/10
@
6-4

Schedule

DATEMATCHUPTIME (ET)
Fri
6/26
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6:40 PM
Fri
6/26
@
6:40 PM
Fri
6/26
@
7:05 PM
Fri
6/26
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Fri
6/26
@
7:10 PM