starting pitcher with best winning percentage since 1950

Since 1950, 50 pitchers are tied for the highest win percentage by a starting pitcher, at 1.000. The first three are Trevor McDonald, Trey Yesavage and Logan Henderson.

NAMEW%WLGGSERASOCGSHOSVIPHERRHRBBHBPGFIBBTBFWPK/9BB/9K/BBHR/9K%BB%WHIPBABIPRAH/9
1Trevor McDonald
T. McDonald
1.000
1
0
2
2
0.69
13
0
0
0
13.0
10
1
4
1
1
0
0
0
50
1
9.00
0.69
13.00
0.69
26.0
2.0
0.85
.257
2.77
6.92
2Trey Yesavage
T. Yesavage
1.000
1
0
3
3
3.21
16
0
0
0
14.0
13
5
5
0
7
0
0
0
62
0
10.29
4.50
2.29
0.00
25.8
11.3
1.43
.333
3.21
8.36
3Logan Henderson
L. Henderson
1.000
3
0
5
5
1.78
33
0
0
0
25.1
17
5
5
3
8
0
0
0
99
0
11.72
2.84
4.13
1.07
33.3
8.1
0.99
.255
1.78
6.04
4River Ryan
R. Ryan
1.000
1
0
4
4
1.33
18
0
0
0
20.1
15
3
4
1
9
0
0
0
81
0
7.97
3.98
2.00
0.44
22.2
11.1
1.18
.264
1.77
6.64
5Spencer Bivens
S. Bivens
1.000
1
0
2
2
1.93
6
0
0
0
9.1
8
2
2
2
1
0
0
0
37
0
5.79
0.96
6.00
1.93
16.2
2.7
0.96
.214
1.93
7.71
6Jackson Wolf
J. Wolf
1.000
1
0
1
1
5.40
1
0
0
0
5.0
6
3
3
0
1
0
0
0
22
0
1.80
1.80
1.00
0.00
4.5
4.5
1.40
.300
5.40
10.80
7Bryan Garcia
B. Garcia
1.000
2
0
4
4
3.54
17
0
0
0
20.1
14
8
8
3
10
3
0
0
84
1
7.52
4.43
1.70
1.33
20.2
11.9
1.18
.216
3.54
6.20
8Nabil Crismatt
N. Crismatt
1.000
2
0
6
6
2.79
21
0
0
0
29.0
28
9
13
3
7
1
0
0
121
1
6.52
2.17
3.00
0.93
17.4
5.8
1.21
.281
4.03
8.69
9Ben Braymer
B. Braymer
1.000
1
0
1
1
0.00
4
0
0
0
5.0
1
0
0
0
3
0
0
0
19
0
7.20
5.40
1.33
0.00
21.1
15.8
0.80
.083
0.00
1.80
10Josh James
J. James
1.000
2
0
6
6
4.43
29
0
0
0
22.1
15
11
11
4
17
2
0
0
98
2
11.69
6.85
1.71
1.61
29.6
17.3
1.43
.239
4.43
6.04
11Felix Jorge
F. Jorge
1.000
1
0
2
2
10.57
4
0
0
0
7.2
14
9
9
4
2
0
0
0
36
0
4.70
2.35
2.00
4.70
11.1
5.6
2.09
.385
10.57
16.43
12Francis Martes
F. Martes
1.000
2
0
4
4
4.08
21
0
0
0
17.2
15
8
8
1
10
2
0
0
76
1
10.70
5.09
2.10
0.51
27.6
13.2
1.42
.333
4.08
7.64
13Tyler Danish
T. Danish
1.000
1
0
1
1
0.00
6
0
0
0
5.0
3
0
0
0
6
0
0
0
23
0
10.80
10.80
1.00
0.00
26.1
26.1
1.80
.273
0.00
5.40
14Ryan Merritt
R. Merritt
1.000
3
0
5
5
1.82
11
0
0
0
24.2
28
5
7
0
4
0
0
0
102
0
4.01
1.46
2.75
0.00
10.8
3.9
1.30
.322
2.55
10.22
15Alex Reyes
A. Reyes
1.000
2
0
7
7
1.87
33
0
0
0
33.2
28
7
8
0
18
1
0
0
141
1
8.82
4.81
1.83
0.00
23.4
12.8
1.37
.315
2.14
7.49
16Ian Thomas
I. Thomas
1.000
1
0
1
1
1.80
5
0
0
0
5.0
3
1
1
0
0
0
0
0
17
0
9.00
0.00
0.00
29.4
0.0
0.60
.250
1.80
5.40
17Phil Klein
P. Klein
1.000
1
0
4
4
6.61
12
0
0
0
16.1
23
12
13
3
6
0
0
1
77
0
6.61
3.31
2.00
1.65
15.6
7.8
1.78
.357
7.16
12.67
18Tim Cooney
T. Cooney
1.000
1
0
6
6
3.16
29
0
0
0
31.1
28
11
12
3
10
1
0
2
130
1
8.33
2.87
2.90
0.86
22.3
7.7
1.21
.287
3.45
8.04
19Casey Sadler
C. Sadler
1.000
1
0
2
2
3.18
6
0
0
0
5.2
5
2
3
1
1
0
0
0
23
0
9.53
1.59
6.00
1.59
26.1
4.3
1.06
.267
4.76
7.94
20John Gast
J. Gast
1.000
2
0
3
3
5.11
8
0
0
0
12.1
11
7
7
1
5
0
0
0
52
0
5.84
3.65
1.60
0.73
15.4
9.6
1.30
.263
5.11
8.03
21Zach Kroenke
Z. Kroenke
1.000
1
0
1
1
1.80
1
0
0
0
5.0
2
1
1
1
2
0
0
0
18
0
1.80
3.60
0.50
1.80
5.6
11.1
0.80
.071
1.80
3.60
22Drew Carpenter
D. Carpenter
1.000
1
0
1
1
10.38
4
0
0
0
4.1
8
5
5
0
3
1
0
0
24
0
8.31
6.23
1.33
0.00
16.7
12.5
2.54
.500
10.38
16.62
23Brian Bass
B. Bass
1.000
1
0
4
4
4.19
13
0
0
0
19.1
14
9
11
1
7
1
0
1
77
2
6.05
3.26
1.86
0.47
16.9
9.1
1.09
.236
5.12
6.52
24Scott Lewis
S. Lewis
1.000
4
0
5
5
3.49
18
0
0
0
28.1
27
11
13
6
7
0
0
0
117
1
5.72
2.22
2.57
1.91
15.4
6.0
1.20
.244
4.13
8.58
25James Parr
J. Parr
1.000
1
0
5
5
4.84
14
0
0
0
22.1
29
12
13
4
9
0
0
0
102
1
5.64
3.63
1.56
1.61
13.7
8.8
1.70
.333
5.24
11.69
StatMuse has game-level data for pitcher win percentage going back to the 1901 season.
Some of the information used here was obtained free of charge from Retrosheet.

More Giants Stats

Team Rankings

HR

173

19th

R

705

17th

SO

1,358

17th

ERA

3.82

10th

2025 Division Standings
TEAMWLPCTGB
Dodgers Dodgers
93
69
.574
Padres Padres
90
72
.556
3.0
Giants Giants
81
81
.500
12.0
Diamondbacks Diamondbacks
80
82
.494
13.0
Rockies Rockies
43
119
.265
50.0
Schedule
DATEMATCHUPTIME (ET)
Wed
3/25
NYY NYY
@
SFG SFG
8:05 PM
Fri
3/27
NYY NYY
@
SFG SFG
4:35 PM
Sat
3/28
NYY NYY
@
SFG SFG
7:15 PM
Mon
3/30
SFG SFG
@
SDP SDP
9:40 PM
Tue
3/31
SFG SFG
@
SDP SDP
9:40 PM
Last Game
COL Rockies

43 - 119

0

Final

4

SFG Giants

81 - 81

Sun 28 Sep 2025

MLB 2025 Batting Leaders

MLB 2025 Pitching Leaders

MLB Fantasy 2025

MLB 2025 Betting

MLB 2025 Division Standings

NL EastWLPCTGB
Phillies Phillies
96
66
.593
Mets Mets
83
79
.512
13.0
NL CentralWLPCTGB
Brewers Brewers
97
65
.599
Cubs Cubs
92
70
.568
5.0
NL WestWLPCTGB
Dodgers Dodgers
93
69
.574
Padres Padres
90
72
.556
3.0
AL EastWLPCTGB
Blue Jays Blue Jays
94
68
.580
Yankees Yankees
94
68
.580
AL CentralWLPCTGB
Guardians Guardians
88
74
.543
Tigers Tigers
87
75
.537
1.0
AL WestWLPCTGB
Mariners Mariners
90
72
.556
Astros Astros
87
75
.537
3.0

MLB 2025 Scores & Schedule

Scores

DATEMATCHUPSCORE
Tue
9/16
CIN CIN
@
STL STL
6-2
Tue
9/16
ATL ATL
@
WSH WSH
9-4
Tue
9/16
ATH ATH
@
BOS BOS
4-5
Tue
9/16
TOR TOR
@
TBR TBR
1-2
Tue
9/16
SEA SEA
@
KCR KCR
5-7

Schedule

DATEMATCHUPTIME (ET)
Wed
3/25
NYY NYY
@
SFG SFG
8:05 PM
Thu
3/26
ATH ATH
@
TOR TOR
4:00 AM
Thu
3/26
LAA LAA
@
HOU HOU
4:00 AM
Thu
3/26
PIT PIT
@
NYM NYM
4:00 AM
Thu
3/26
AZ AZ
@
LAD LAD
4:00 AM