most one run losses

Nolan Ryan has the most career losses when allowing 1+ run, with 292 games.

Interpreted as:
most one or more run regular-season losses by a player
NAMELRWL%GW%GSERASOCGSHOSVIPHERHRBBHBPGFIBBTBFWPK/9BB/9K/BBHR/9K%BB%WHIPBABIPRAH/9
1Nolan Ryan
N. Ryan
292
2,178
222
.568
672
.432
657
3.85
4,638
161
0
1
4462.2
3,587
1,911
321
2,412
142
5
74
19,166
256
9.35
4.86
1.92
0.65
24.2
12.6
1.34
.280
4.39
7.23
2Walter Johnson
W. Johnson
279
1,902
271
.507
612
.493
547
2.14
2,701
421
0
11
4687.0
4,313
97
1,175
180
59
136
5.19
2.26
2.30
0.19
6.1
1.17
.280
3.65
8.28
3Phil Niekro
P. Niekro
274
2,337
245
.528
707
.472
650
3.85
2,887
200
0
2
4702.0
4,699
2,012
482
1,624
117
22
82
20,099
208
5.53
3.11
1.78
0.92
14.4
8.1
1.34
.281
4.47
8.99
4Gaylord Perry
G. Perry
265
2,128
248
.517
665
.483
626
3.54
3,080
250
0
0
4688.1
4,607
1,846
399
1,253
96
13
157
19,568
150
5.91
2.41
2.46
0.77
15.7
6.4
1.25
.285
4.09
8.84
5Don Sutton
D. Sutton
256
2,104
248
.508
675
.492
670
3.80
3,066
120
0
0
4528.1
4,291
1,914
472
1,195
76
3
86
18,884
104
6.09
2.38
2.57
0.94
16.2
6.3
1.21
.271
4.18
8.53
6Eppa Rixey
E. Rixey
251
1,993
215
.539
585
.461
515
3.51
1,196
252
0
4
4025.0
4,366
1,571
93
989
75
43
17,055
91
2.67
2.21
1.21
0.21
7.0
5.8
1.33
.291
4.46
9.76
7Bert Blyleven
B. Blyleven
250
2,029
216
.536
613
.464
609
3.82
3,199
182
0
0
4312.2
4,291
1,830
430
1,199
137
2
65
18,120
107
6.68
2.50
2.67
0.90
17.7
6.6
1.27
.294
4.23
8.95
8Robin Roberts
R. Roberts
245
1,962
234
.511
587
.489
562
3.79
2,115
260
0
2
4215.0
4,314
1,773
505
837
50
13
69
17,514
31
4.52
1.79
2.53
1.08
12.1
4.8
1.22
.272
4.19
9.21
9Warren Spahn
W. Spahn
245
2,018
297
.452
637
.548
602
3.52
2,231
319
0
2
4609.2
4,502
1,801
434
1,310
41
25
55
19,273
73
4.36
2.56
1.70
0.85
11.6
6.8
1.26
.267
3.94
8.79
10Steve Carlton
S. Carlton
244
2,130
262
.482
647
.518
631
3.69
3,619
199
0
1
4541.1
4,340
1,864
414
1,673
46
4
142
19,245
169
7.17
3.32
2.16
0.82
18.8
8.7
1.32
.291
4.22
8.60
11Early Wynn
E. Wynn
244
2,037
240
.504
589
.496
557
4.04
2,039
240
0
2
3997.2
4,025
1,793
339
1,604
57
27
34
17,329
45
4.59
3.61
1.27
0.76
11.8
9.3
1.41
.277
4.59
9.06
12Jim Kaat
J. Kaat
237
2,038
230
.507
682
.493
577
3.97
2,165
149
0
1
3936.2
4,242
1,738
395
981
113
31
100
16,839
115
4.95
2.24
2.21
0.90
12.9
5.8
1.33
.292
4.66
9.70
13Frank Tanana
F. Tanana
236
1,910
190
.554
570
.446
562
4.13
2,384
109
0
0
3706.1
3,797
1,702
448
1,135
124
3
103
15,855
105
5.79
2.76
2.10
1.09
15.0
7.2
1.33
.285
4.64
9.22
14Tommy John
T. John
231
2,017
218
.514
647
.486
623
3.91
1,895
116
0
0
4024.2
4,384
1,749
302
1,129
87
4
94
17,194
171
4.24
2.52
1.68
0.68
11.0
6.6
1.37
.296
4.51
9.80
15Bob Friend
B. Friend
230
1,652
153
.601
502
.399
459
4.10
1,509
127
0
1
3153.0
3,491
1,436
286
803
44
19
104
13,520
47
4.31
2.29
1.88
0.82
11.2
5.9
1.36
.295
4.72
9.96
16Ted Lyons
T. Lyons
230
2,055
227
.503
517
.497
457
3.98
999
329
0
4
3833.1
4,309
1,696
221
1,064
30
45
16,616
53
2.35
2.50
0.94
0.52
6.0
6.4
1.40
.286
4.82
10.12
17Greg Maddux
G. Maddux
227
1,981
265
.461
635
.539
632
3.76
2,811
74
0
0
4199.2
4,271
1,756
353
892
120
3
162
17,510
66
6.02
1.91
3.15
0.76
16.1
5.1
1.23
.294
4.25
9.15
18Fergie Jenkins
F. Jenkins
226
1,853
227
.499
568
.501
535
3.81
2,781
218
0
0
3947.0
3,857
1,669
484
900
78
14
107
16,405
59
6.34
2.05
3.09
1.10
17.0
5.5
1.21
.277
4.23
8.79
19Red Ruffing
R. Ruffing
225
2,117
221
.504
535
.496
488
4.29
1,738
290
0
4
3845.2
4,043
1,835
254
1,424
54
33
16,734
44
4.07
3.33
1.22
0.59
10.4
8.5
1.42
.286
4.95
9.46
20Bobo Newsom
B. Newsom
222
1,908
174
.561
505
.439
451
4.42
1,872
215
0
2
3387.1
3,588
1,664
207
1,605
58
27
15,098
53
4.97
4.26
1.17
0.55
12.4
10.6
1.53
.298
5.07
9.53
21Sad Sam Jones
S. Sam Jones
217
2,007
184
.541
542
.459
450
4.35
1,086
214
0
9
3427.2
3,847
1,657
154
1,269
67
59
15,060
70
2.85
3.33
0.86
0.40
7.2
8.4
1.49
.296
5.27
10.10
22Jack Quinn
J. Quinn
217
1,835
188
.536
568
.464
413
3.24
1,129
214
0
7
3390.0
3,903
102
763
84
92
53
3.00
2.03
1.48
0.27
5.6
1.38
.328
4.87
10.36
23Charlie Hough
C. Hough
216
1,807
162
.571
596
.429
417
4.48
1,924
94
0
12
3180.0
3,015
1,582
383
1,430
147
83
35
13,847
160
5.45
4.05
1.35
1.08
13.9
10.3
1.40
.264
5.11
8.53
24Red Faber
R. Faber
213
1,816
207
.507
553
.493
451
3.53
1,303
244
0
9
3642.0
3,867
1,430
112
1,110
99
66
15,638
49
3.22
2.74
1.17
0.28
8.3
7.1
1.37
.289
4.49
9.56
25Paul Derringer
P. Derringer
212
1,653
181
.539
475
.461
413
3.91
1,312
219
0
5
3227.0
3,677
1,401
159
708
29
39
13,909
49
3.66
1.97
1.85
0.44
9.4
5.1
1.36
.301
4.61
10.26
StatMuse has game-level data for pitcher losses and runs allowed going back to the 1901 season.
Some of the information used here was obtained free of charge from Retrosheet.

More MLB News

More Astros Stats

Team Batting Leaders

HR

15

Alvarez

Yordan Alvarez

RBI

31

Alvarez

Yordan Alvarez

AVG

.316

Alvarez

Yordan Alvarez
Team Pitching Leaders

W

5

Arrighetti

Spencer Arrighetti

K

46

Burrows

Mike Burrows

ERA

1.50

Arrighetti

Spencer Arrighetti
Team Rankings

HR

59

6th

R

212

9th

SO

414

8th

ERA

5.43

30th

2026 Division Standings
TEAMWLPCTGB
23
23
.500
22
24
.478
1.0
22
26
.458
2.0
Astros Astros
19
29
.396
5.0
16
31
.340
7.5
Schedule
DATEMATCHUPTIME (ET)
Mon
5/18
@
7:40 PM
Tue
5/19
@
7:40 PM
Wed
5/20
@
1:40 PM
Fri
5/22
@
2:20 PM
Sat
5/23
@
2:20 PM
Last Game
TEX Rangers

22 - 24

8

Final

0

HOU Astros

19 - 29

Sun 17 May 2026

MLB 2026 Batting Leaders

MLB 2026 Pitching Leaders

MLB Fantasy 2026

MLB 2026 Betting

MLB 2026 Standings

NL EastWLPCTGB
32
15
.681
24
23
.511
8.0
23
24
.489
9.0
21
26
.447
11.0
20
26
.435
11.5
NL CentralWLPCTGB
29
18
.617
26
18
.591
1.5
27
19
.587
1.5
24
23
.511
5.0
24
23
.511
5.0
NL WestWLPCTGB
29
18
.617
28
18
.609
0.5
22
23
.489
6.0
20
27
.426
9.0
18
29
.383
11.0
AL EastWLPCTGB
30
15
.667
28
19
.596
3.0
21
25
.457
9.5
21
26
.447
10.0
19
27
.413
11.5
AL CentralWLPCTGB
26
22
.542
24
22
.522
1.0
21
26
.447
4.5
20
27
.426
5.5
20
27
.426
5.5
AL WestWLPCTGB
23
23
.500
22
24
.478
1.0
22
26
.458
2.0
19
29
.396
5.0
16
31
.340
7.5

MLB 2026 Scores & Schedule

Scores

DATEMATCHUPSCORE
Sun
5/3
@
3-4
Sun
5/3
@
3-11
Sun
5/3
@
2-3
Sun
5/3
@
3-1
Sun
5/3
@
0-1

Schedule

DATEMATCHUPTIME (ET)
Mon
5/18
@
6:40 PM
Mon
5/18
@
6:40 PM
Mon
5/18
@
6:40 PM
Mon
5/18
@
6:40 PM
Mon
5/18
@
6:45 PM