pitchers with the most wins in a season without a loss since 1950

Since 1950, Denny McLain has the most wins in wins in a season, with 31 wins in 1968.

Showing:
  • Regular season
NAMEWLSEASONTMW%L%GGSERASOCGSHOSVIPHERRHRBBHBPGFIBBTBFWPK/9BB/9K/BBHR/9K%BB%WHIPBABIPRAH/9
1Denny McLain
D. McLain
31
0
1968
DET DET
1.000
.000
35
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
2Robin Roberts
R. Roberts
28
0
1952
PHN PHN
1.000
.000
32
30
2.42
127
27
3
2
279.0
242
75
82
17
39
3
2
1,102
1
4.10
1.26
3.26
0.55
11.5
3.5
1.01
.246
2.65
7.81
3Bob Welch
B. Welch
27
0
1990
OAK OAK
1.000
.000
29
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
4Steve Carlton
S. Carlton
27
0
1972
PHI PHI
1.000
.000
31
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
5Sandy Koufax
S. Koufax
27
0
1966
LAD LAD
1.000
.000
32
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
6Don Newcombe
D. Newcombe
27
0
1956
BKN BKN
1.000
.000
31
29
2.59
113
16
5
0
229.1
176
66
71
24
33
1
2
5
881
2
4.43
1.30
3.42
0.94
12.8
3.7
0.91
.214
2.79
6.91
7Juan Marichal
J. Marichal
26
0
1968
SFG SFG
1.000
.000
29
29
1.82
177
24
5
0
256.2
206
52
63
13
34
4
0
3
998
7
6.21
1.19
5.21
0.46
17.7
3.4
0.94
.251
2.21
7.22
8Sandy Koufax
S. Koufax
26
0
1965
LAD LAD
1.000
.000
35
33
1.73
325
25
8
2
275.0
170
53
64
20
55
3
2
2
1,050
9
10.64
1.80
5.91
0.65
31.0
5.2
0.82
.232
2.09
5.56
9Steve Stone
S. Stone
25
0
1980
BAL BAL
1.000
.000
30
30
2.62
128
8
1
0
216.2
176
63
68
17
83
6
0
2
882
6
5.32
3.45
1.54
0.71
14.5
9.4
1.20
.245
2.82
7.31
10Ron Guidry
R. Guidry
25
0
1978
NYY NYY
1.000
.000
32
32
1.54
234
15
9
0
257.0
168
44
49
10
71
1
0
1
988
7
8.19
2.49
3.30
0.35
23.7
7.2
0.93
.235
1.72
5.88
11Fergie Jenkins
F. Jenkins
25
0
1974
TEX TEX
1.000
.000
29
29
1.68
180
22
6
0
236.1
185
44
54
11
27
4
0
2
915
3
6.85
1.03
6.67
0.42
19.7
3.0
0.90
.251
2.06
7.05
12Catfish Hunter
C. Hunter
25
0
1974
OAK OAK
1.000
.000
29
29
1.69
106
16
6
0
228.2
172
43
48
15
27
2
0
0
868
0
4.17
1.06
3.93
0.59
12.2
3.1
0.87
.219
1.89
6.77
13Mickey Lolich
M. Lolich
25
0
1971
DET DET
1.000
.000
31
31
2.13
224
22
4
0
270.1
220
64
74
20
64
4
0
2
1,081
5
7.46
2.13
3.50
0.67
20.7
5.9
1.05
.260
2.46
7.32
14Tom Seaver
T. Seaver
25
0
1969
NYM NYM
1.000
.000
29
28
1.77
180
17
5
0
234.1
161
46
53
17
71
6
1
9
923
6
6.91
2.73
2.54
0.65
19.5
7.7
0.99
.222
2.04
6.18
15Jim Kaat
J. Kaat
25
0
1966
MIN MIN
1.000
.000
28
28
2.16
160
19
3
0
237.0
193
57
62
19
39
2
0
4
926
9
6.08
1.48
4.10
0.72
17.3
4.2
0.98
.246
2.35
7.33
16Juan Marichal
J. Marichal
25
0
1966
SFG SFG
1.000
.000
31
30
1.77
190
23
4
0
264.1
184
52
62
26
26
1
1
2
993
3
6.47
0.89
7.31
0.89
19.1
2.6
0.79
.211
2.11
6.26
17Sandy Koufax
S. Koufax
25
0
1963
LAD LAD
1.000
.000
35
35
1.44
275
20
11
0
287.0
183
46
48
14
51
3
0
6
1,099
3
8.62
1.60
5.39
0.44
25.0
4.6
0.82
.224
1.51
5.74
18Juan Marichal
J. Marichal
25
0
1963
SFG SFG
1.000
.000
33
32
2.13
210
17
5
0
266.1
202
63
78
21
52
2
1
2
1,046
2
7.10
1.76
4.04
0.71
20.1
5.0
0.95
.238
2.64
6.83
19Don Drysdale
D. Drysdale
25
0
1962
LAD LAD
1.000
.000
34
33
2.38
193
19
2
1
268.1
218
71
84
16
57
7
1
8
1,072
7
6.47
1.91
3.39
0.54
18.0
5.3
1.02
.253
2.82
7.31
20Whitey Ford
W. Ford
25
0
1961
NYY NYY
1.000
.000
35
35
3.27
189
11
3
0
255.2
218
93
100
21
78
1
0
3
1,042
8
6.65
2.75
2.42
0.74
18.1
7.5
1.16
.262
3.52
7.67
21Justin Verlander
J. Verlander
24
0
2011
DET DET
1.000
.000
29
29
2.25
218
3
2
0
216.1
141
54
57
23
46
3
0
0
822
7
9.07
1.91
4.74
0.96
26.5
5.6
0.86
.222
2.37
5.87
22Randy Johnson
R. Johnson
24
0
2002
ARI ARI
1.000
.000
30
30
1.70
297
8
4
0
228.0
157
43
51
22
59
11
0
1
889
2
11.72
2.33
5.03
0.87
33.4
6.6
0.95
.270
2.01
6.20
23John Smoltz
J. Smoltz
24
0
1996
ATL ATL
1.000
.000
27
27
1.83
224
5
2
0
206.0
131
42
50
12
40
1
0
1
773
6
9.79
1.75
5.60
0.52
29.0
5.2
0.83
.240
2.18
5.72
24Frank Viola
F. Viola
24
0
1988
MIN MIN
1.000
.000
28
28
2.06
152
6
2
0
209.1
179
48
52
11
44
3
0
2
834
4
6.54
1.89
3.45
0.47
18.2
5.3
1.07
.269
2.24
7.70
25Roger Clemens
R. Clemens
24
0
1986
BOS BOS
1.000
.000
29
29
2.33
218
9
1
0
228.0
157
59
63
18
63
4
0
0
893
11
8.61
2.49
3.46
0.71
24.4
7.1
0.96
.236
2.49
6.20
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StatMuse has game-level data for pitcher losses and pitcher wins going back to the 1901 season.
Some of the information used here was obtained free of charge from Retrosheet.

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Dingler

Dillon Dingler

RBI

91

Dingler

Dillon Dingler

AVG

.280

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Team Pitching Leaders

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K

135

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Framber Valdez

ERA

2.70

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21st

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3.67

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2026 Division Standings
TEAMWLPCTGB
Guardians Guardians
85
77
.525
White Sox White Sox
84
78
.519
1.0
Twins Twins
77
85
.475
8.0
Tigers Tigers
76
86
.469
9.0
Royals Royals
69
93
.426
16.0
Last Game
PIT Pirates

82 - 80

4

Final

2

DET Tigers

76 - 86

Sun 27 Sep 2026

MLB 2026 Batting Leaders

Playoffs HR Leaders

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8

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8

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Genao

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Playoffs Hit Leaders

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DeLauter

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Contreras

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Playoffs Run Leaders

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5

DeLauter

Chase DeLauter

5

Vargas

Miguel Vargas
Playoffs OBP Leaders

1.000

Sánchez

Gary Sánchez

1.000

Taylor

Tyrone Taylor

.667

De Paula

Josue De Paula
Playoffs SLG Leaders

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Mullins

Cedric Mullins

1.333

Velázquez

Nelson Velázquez

1.333

Sheets

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Playoffs SB Leaders

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Chisholm

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3

Acuña

Ronald Acuña Jr.

2

Merrill

Jackson Merrill

MLB 2026 Pitching Leaders

Playoffs Win Leaders

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Hall

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2

Lee

Dylan Lee

1

Yamamoto

Yoshinobu Yamamoto
Playoffs Strikeout Leaders

24

Williams

Gavin Williams

19

Sale

Chris Sale

18

Burke

Sean Burke
Playoffs ERA Leaders

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Roki Sasaki

0.00

Suarez

Robert Suarez

0.00

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Justin Wrobleski
Playoffs WHIP Leaders

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0.00

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27.00

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Tanner Bibee
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Chris Sale

18.00

Burke

Sean Burke

13.00

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Max Fried
Playoffs Walk Leaders

0

Suarez

Robert Suarez

0

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Will Warren

0

Duran

Jhoan Duran

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Rice

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88

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White Sox

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Padres

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Nationals

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Cardinals

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Twins

87-75

Orioles

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Worst Record ATS
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Phillies

69-96

Dodgers

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Mets

75-87

Rangers

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Red Sox

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MLB 2026 Standings

NL EastWLPCTGB
Braves Braves - y
94
68
.580
Phillies Phillies - w
88
74
.543
6.0
Marlins Marlins
80
82
.494
14.0
Nationals Nationals
77
85
.475
17.0
Mets Mets
74
88
.457
20.0
NL CentralWLPCTGB
Brewers Brewers - y
103
59
.636
Cubs Cubs - w
89
73
.549
14.0
Pirates Pirates
82
80
.506
21.0
Cardinals Cardinals
77
85
.475
26.0
Reds Reds
75
87
.463
28.0
NL WestWLPCTGB
Dodgers Dodgers - y
100
62
.617
Padres Padres - w
91
71
.562
9.0
Diamondbacks Diamondbacks
86
76
.531
14.0
Giants Giants
65
97
.401
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Rockies Rockies
58
104
.358
42.0
AL EastWLPCTGB
Rays Rays - y
98
64
.605
Yankees Yankees - w
93
68
.578
4.5
Red Sox Red Sox - w
87
75
.537
11.0
Orioles Orioles
79
82
.491
18.5
Blue Jays Blue Jays
79
83
.488
19.0
AL CentralWLPCTGB
Guardians Guardians - y
85
77
.525
White Sox White Sox - w
84
78
.519
1.0
Twins Twins
77
85
.475
8.0
Tigers Tigers
76
86
.469
9.0
Royals Royals
69
93
.426
16.0
AL WestWLPCTGB
Astros Astros - y
81
81
.500
Rangers Rangers
80
82
.494
1.0
Mariners Mariners
76
86
.469
5.0
Athletics Athletics
64
98
.395
17.0
Angels Angels
62
100
.383
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MLB 2026 Scores & Schedule

Scores

DATEMATCHUPSCORE
Tue
9/15
CWS CWS
@
CLE CLE
6-7
Tue
9/15
ATH ATH
@
TBR TBR
1-2
Tue
9/15
MIL MIL
@
PIT PIT
5-1
Tue
9/15
BAL BAL
@
NYM NYM
7-5
Tue
9/15
ATL ATL
@
CHC CHC
6-3

Schedule

DATEMATCHUPTIME (ET)
Wed
10/14
MIL MIL
@
LAD LAD
8:00 PM
Thu
10/15
TBR TBR
@
CLE CLE
6:00 PM
Thu
10/15
MIL MIL
@
LAD LAD
9:00 PM
Fri
10/16
TBR TBR
@
CLE CLE
6:00 PM
Fri
10/16
MIL MIL
@
LAD LAD
9:00 PM