best single season winning percentage starting pitcher mlb since 1970

Lloyd Allen won 50.0 percent of the time in his rookie season in 1970.

Showing:

Regular season

	NAME	W%	SEASON	TM	W	L	G	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Lloyd Allen L. Allen	.500	1970	CAL	1	1	2	2	3.72	4	0	0	0	9.2	11	4	4	0	3	1	0	1	42	0	3.72	2.79	1.33	0.00	9.5	7.1	1.45	.324	3.72	10.24
2	Steve Arlin S. Arlin	1.000	1970	SDP	1	0	2	2	2.84	3	1	1	0	12.2	11	4	4	0	8	0	0	0	56	0	2.13	5.68	0.38	0.00	5.4	14.3	1.50	.244	2.84	7.82
3	Gerry Arrigo G. Arrigo	.000	1970	CWS	0	3	3	3	11.81	10	0	0	0	10.2	15	14	14	2	7	0	0	0	52	0	8.44	5.91	1.43	1.69	19.2	13.5	2.06	.394	11.81	12.66
4	Rick Austin R. Austin	.200	1970	CLE	1	4	8	8	5.92	28	1	1	0	38.0	46	25	25	8	15	3	0	2	172	0	6.63	3.55	1.87	1.89	16.3	8.7	1.61	.322	5.92	10.89
5	Stan Bahnsen S. Bahnsen	.560	1970	NYY	14	11	35	35	3.35	112	6	2	0	228.1	225	85	99	23	72	2	0	4	960	3	4.41	2.84	1.56	0.91	11.7	7.5	1.30	.269	3.90	8.87
6	Steve Barber S. Barber	.000	1970	ATL	0	1	2	2	5.56	9	0	0	0	11.1	13	7	9	3	5	1	0	0	53	2	7.15	3.97	1.80	2.38	17.0	9.4	1.59	.286	7.15	10.32
7	Mel Behney M. Behney	.000	1970	CIN	0	1	1	1	1.93	1	0	0	0	4.2	6	1	5	0	2	0	0	1	23	0	1.93	3.86	0.50	0.00	4.3	8.7	1.71	.300	9.64	11.57
8	Frank Bertaina F. Bertaina	.333	1970	STL	1	2	5	5	3.18	13	0	0	0	28.1	34	10	15	1	14	0	0	3	130	3	4.13	4.45	0.93	0.32	10.0	10.8	1.69	.324	4.76	10.80
9	Jack Billingham J. Billingham	.550	1970	HOU	11	9	24	24	3.85	109	8	2	0	154.1	159	66	80	7	55	8	0	2	680	9	6.36	3.21	1.98	0.41	16.0	8.1	1.39	.303	4.67	9.27
10	Wade Blasingame W. Blasingame	.500	1970	HOU	3	3	13	13	3.48	55	1	0	0	77.2	76	30	34	4	23	2	0	3	320	4	6.37	2.67	2.39	0.46	17.2	7.2	1.27	.305	3.94	8.81
11	Steve Blass S. Blass	.455	1970	PIT	10	12	31	31	3.52	120	6	1	0	196.2	187	77	92	14	73	5	0	8	824	2	5.49	3.34	1.64	0.64	14.6	8.9	1.32	.283	4.21	8.56
12	Vida Blue V. Blue	1.000	1970	OAK	2	0	6	6	2.09	35	2	2	0	38.2	20	9	12	0	12	1	0	0	147	0	8.15	2.79	2.92	0.00	23.8	8.2	0.83	.202	2.79	4.66
13	Bert Blyleven B. Blyleven	.529	1970	MIN	9	8	25	25	3.08	131	5	1	0	158.0	136	54	62	15	45	2	0	5	647	2	7.46	2.56	2.91	0.85	20.2	7.0	1.15	.267	3.53	7.75
14	Bobby Bolin B. Bolin	.308	1970	MIL	4	9	20	20	5.09	68	3	0	0	111.1	114	63	68	18	55	4	0	3	502	3	5.50	4.45	1.24	1.46	13.5	11.0	1.52	.269	5.50	9.22
15	Pedro Borbon P. Borbon	.000	1970	CIN	0	1	1	1	4.50	1	0	0	0	4.0	5	2	4	1	1	1	0	0	18	0	2.25	2.25	1.00	2.25	5.6	5.6	1.50	.286	9.00	11.25
16	Dick Bosman D. Bosman	.571	1970	WSH	16	12	34	34	3.00	134	7	3	0	228.1	207	76	80	15	71	2	0	8	938	4	5.28	2.80	1.89	0.59	14.3	7.6	1.22	.268	3.15	8.16
17	Dave Boswell D. Boswell	.300	1970	MIN	3	7	15	15	6.68	45	0	0	0	66.0	77	49	55	12	42	2	0	3	313	3	6.14	5.73	1.07	1.64	14.4	13.4	1.80	.307	7.50	10.50
18	Jim Bouton J. Bouton	.500	1970	HOU	2	2	6	6	6.06	20	1	0	0	32.2	36	22	26	4	11	0	0	0	147	1	5.51	3.03	1.82	1.10	13.6	7.5	1.44	.286	7.16	9.92
19	Gene Brabender G. Brabender	.263	1970	MIL	5	14	21	21	5.91	69	2	0	0	117.1	114	77	84	8	67	2	0	7	526	4	5.29	5.14	1.03	0.61	13.1	12.7	1.54	.279	6.44	8.74
20	Tom Bradley T. Bradley	.286	1970	CAL	2	5	11	11	4.34	40	1	1	0	56.0	57	27	33	3	26	0	0	4	244	5	6.43	4.18	1.54	0.48	16.4	10.7	1.48	.309	5.30	9.16
21	Ken Brett K. Brett	.556	1970	BOS	5	4	14	14	4.45	85	1	0	0	87.0	83	43	47	14	48	2	0	0	395	1	8.79	4.97	1.77	1.45	21.5	12.2	1.51	.280	4.86	8.59
22	Nelson Briles N. Briles	.455	1970	STL	5	6	19	19	7.65	46	1	1	0	84.2	118	72	78	13	26	2	0	3	396	3	4.89	2.76	1.77	1.38	11.6	6.6	1.70	.340	8.29	12.54
23	Jackie Brown J. Brown	.333	1970	WSH	1	2	5	5	3.42	20	1	0	0	26.1	19	10	12	3	17	0	0	0	112	2	6.84	5.81	1.18	1.03	17.9	15.2	1.37	.222	4.10	6.49
24	George Brunet G. Brunet	.538	1970	TOT	7	6	21	21	4.53	68	2	1	0	115.1	124	58	64	8	47	1	0	3	502	2	5.31	3.67	1.45	0.62	13.5	9.4	1.48	.307	4.99	9.68
25	Ron Bryant R. Bryant	.286	1970	SFG	2	5	11	11	4.26	29	1	0	0	57.0	61	27	30	3	25	0	0	0	251	2	4.58	3.95	1.16	0.47	11.6	10.0	1.51	.299	4.74	9.63

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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.

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27

Neto

RBI

77

Neto

AVG

.306

Meckler

Team Pitching Leaders

9

Soriano

211

Detmers

ERA

2.97

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Team Rankings

153

28th

648

29th

1,424

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ERA

4.26

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2026 Division Standings

TEAM	W	L	PCT	GB
Rangers	80	81	.497
Astros	79	81	.494	0.5
Mariners	74	86	.463	5.5
Athletics	64	96	.400	15.5
Angels	62	98	.388	17.5

Schedule

DATE	MATCHUP			TIME (ET)
Sun 9/27	LAA	@	SEA	3:10 PM

Last Game

Angels

62 - 98

Final

Mariners

74 - 86

Fri 25 Sep 2026

MLB 2026 Batting Leaders

HR Leaders

45

Crow-Armstrong

45

Schwarber

43

Alonso

RBI Leaders

116

Burleson

113

Alonso

111

Stewart

Batting Average Leaders

.315

Alvarez

.311

Moreno

.310

Arraez

Hit Leaders

191

Lopez

185

Arraez

181

Tatis

Run Leaders

119

Crow-Armstrong

111

Arozarena

106

Vargas

OBP Leaders

.433

Alvarez

.390

Bauers

.390

Rumfield

SLG Leaders

.599

Alvarez

.570

Crow-Armstrong

.534

Rice

SB Leaders

49

Nuñez

46

Simpson

45

Witt

MLB 2026 Pitching Leaders

Win Leaders

18

Sánchez

18

Gray

16

Rodriguez

Strikeout Leaders

248

Williams

247

Misiorowski

239

Schlittler

ERA Leaders

1.86

Misiorowski

1.95

Schlittler

2.16

Sale

WHIP Leaders

0.80

Misiorowski

0.87

Yamamoto

0.91

Rasmussen

K/9 Leaders

13.13

Misiorowski

12.73

Cease

12.11

Williams

K/BB Leaders

6.45

Sale

5.88

Misiorowski

5.44

Rasmussen

Walk Leaders

25

Martinez

31

Sale

32

Rasmussen

MLB Fantasy 2026

FanDuel Points Leaders

2,354.3

Crow-Armstrong

2,286.3

Ohtani

2,048.4

Alvarez

DraftKings Points Leaders

1,786

Crow-Armstrong

1,610.6

Ohtani

1,537

Alvarez

MLB 2026 Betting

Best Record ATS

92-69

90-70

90-71

88-73

86-75

85-75

Worst Record ATS

58-102

68-93

68-92

75-86

76-85

MLB 2026 Standings

NL East	W	L	PCT	GB
Braves - y	94	67	.584
Phillies	87	73	.544	6.5
Marlins	79	82	.491	15.0
Nationals	76	85	.472	18.0
Mets	74	87	.460	20.0
NL Central	W	L	PCT	GB
Brewers - y	102	59	.634
Cubs - w	88	73	.547	14.0
Pirates	81	80	.503	21.0
Cardinals	77	84	.478	25.0
Reds	75	86	.466	27.0
NL West	W	L	PCT	GB
Dodgers - y	99	62	.615
Padres - w	89	71	.556	9.5
Diamondbacks	86	74	.538	12.5
Giants	65	96	.404	34.0
Rockies	58	103	.360	41.0

AL East	W	L	PCT	GB
Rays - y	97	63	.606
Yankees - w	93	68	.578	4.5
Red Sox - w	87	74	.540	10.5
Orioles	79	82	.491	18.5
Blue Jays	78	83	.484	19.5
AL Central	W	L	PCT	GB
Guardians - x	85	76	.528
White Sox - x	83	78	.516	2.0
Twins	76	85	.472	9.0
Tigers	76	85	.472	9.0
Royals	68	93	.422	17.0
AL West	W	L	PCT	GB
Rangers	80	81	.497
Astros	79	81	.494	0.5
Mariners	74	86	.463	5.5
Athletics	64	96	.400	15.5
Angels	62	98	.388	17.5

MLB 2026 Scores & Schedule

Scores

DATE	MATCHUP			SCORE
Fri 9/11	PIT	@	CHC	2-12
Fri 9/11	BAL	@	TOR	7-4
Fri 9/11	CWS	@	STL	3-7
Fri 9/11	SEA	@	ATH	5-6
Sat 9/12	COL	@	DET	7-11

Schedule

DATE	MATCHUP			TIME (ET)
Sun 9/27	NYM	@	WSH	1:05 PM
Sun 9/27	BAL	@	NYY	1:05 PM
Sun 9/27	LAD	@	SFG	3:05 PM
Sun 9/27	HOU	@	ATH	3:05 PM
Sun 9/27	TBR	@	PHI	3:05 PM

Lloyd Allen won 50.0 percent of the time in his rookie season in 1970.

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MLB 2026 Pitching Leaders

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MLB Fantasy 2026

2,354.3

2,286.3

2,048.4

1,786

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1,537

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MLB 2026 Standings

MLB 2026 Scores & Schedule

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Schedule