most wins in relief mlb in a single season

Roy Face has won the most games by a relief pitcher in a season, with 18 wins in 1959.

Showing:

Regular season

	NAME	W	SEASON	TM	L	W%	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	Roy Face R. Face	18	1959	PIT	1	.947	57	0	2.60	69	0	0	10	93.1	91	27	28	5	25	1	47	8	381	4	6.65	2.41	2.76	0.48	18.1	6.6	1.24	.306	2.70	8.78
2	Bill Campbell B. Campbell	17	1976	MIN	5	.773	78	0	3.01	115	0	0	20	167.2	145	56	63	9	62	5	68	11	703	7	6.17	3.33	1.85	0.48	16.4	8.8	1.23	.266	3.38	7.78
3	John Hiller J. Hiller	17	1974	DET	14	.548	59	0	2.64	134	0	0	13	150.0	127	44	51	10	62	3	52	19	633	7	8.04	3.72	2.16	0.60	21.2	9.8	1.26	.276	3.06	7.62
4	Tom Johnson T. Johnson	16	1977	MIN	7	.696	71	0	3.13	87	0	0	15	146.2	152	51	57	11	47	5	54	8	630	10	5.34	2.88	1.85	0.68	13.8	7.5	1.36	.294	3.50	9.33
5	Dick Radatz D. Radatz	16	1964	BOS	9	.640	79	0	2.29	183	0	0	29	157.0	103	40	44	13	58	7	67	9	634	1	10.49	3.32	3.16	0.75	28.9	9.1	1.03	.241	2.52	5.90
6	Ron Perranoski R. Perranoski	16	1963	LAD	3	.842	69	0	1.67	75	0	0	21	129.0	112	24	30	7	43	4	47	14	541	4	5.23	3.00	1.74	0.49	13.9	7.9	1.20	.255	2.09	7.81
7	Jim Konstanty J. Konstanty	16	1950	PHN	7	.696	74	0	2.55	57	0	0	22	152.0	108	43	50	11	51	0	62		603	2	3.38	3.02	1.12	0.65	9.5	8.5	1.05	.200	2.96	6.39
8	Dale Murray D. Murray	15	1975	MON	8	.652	63	0	3.96	43	0	0	9	111.1	134	49	59	0	39	3	40	10	499	2	3.48	3.15	1.10	0.00	8.6	7.8	1.55	.324	4.77	10.83
9	Mike Marshall M. Marshall	15	1974	LAD	12	.556	106	0	2.42	143	0	0	21	208.1	191	56	66	9	56	1	83	1	857	5	6.18	2.42	2.55	0.39	16.7	6.5	1.19	.281	2.85	8.25
10	Eddie Fisher E. Fisher	15	1965	CWS	7	.682	82	0	2.40	90	0	0	24	165.1	118	44	51	13	43	2	60	8	646	10	4.90	2.34	2.09	0.71	13.9	6.7	0.97	.211	2.78	6.42
11	Dick Radatz D. Radatz	15	1963	BOS	6	.714	66	0	2.04	162	0	0	23	132.1	94	30	31	9	51	5	58	12	541	5	11.02	3.47	3.18	0.61	29.9	9.4	1.10	.271	2.11	6.39
12	Luis Arroyo L. Arroyo	15	1961	NYY	5	.750	65	0	2.19	87	0	0	29	119.0	83	29	34	5	49	3	54	8	484	4	6.58	3.71	1.78	0.38	18.0	10.1	1.11	.229	2.57	6.28
13	Hoyt Wilhelm H. Wilhelm	15	1952	NYG	3	.833	71	0	2.43	107	0	0	11	159.1	127	43	60	12	56	5	32		646	3	6.04	3.16	1.91	0.68	16.6	8.7	1.15	.247	3.39	7.17
14	Mace Brown M. Brown	15	1938	PIT	8	.652	49	0	3.62	51	0	0	5	124.1	140	50	62	6	44	0	32		547	3	3.69	3.18	1.16	0.43	9.3	8.0	1.48	.300	4.49	10.13
15	Ryan Yarbrough R. Yarbrough	14	2018	TBR	4	.778	32	0	3.72	106	0	0	0	118.2	110	49	52	15	42	6	3	5	505	0	8.04	3.19	2.52	1.14	21.0	8.3	1.28	.283	3.94	8.34
16	Roger McDowell R. McDowell	14	1986	NYM	9	.609	75	0	3.02	65	0	0	22	128.0	107	43	48	4	42	3	52	5	524	3	4.57	2.95	1.55	0.28	12.4	8.0	1.16	.251	3.38	7.52
17	Mark Eichhorn M. Eichhorn	14	1986	TOR	6	.700	69	0	1.72	166	0	0	10	157.0	105	30	32	8	45	7	38	14	612	2	9.52	2.58	3.69	0.46	27.1	7.4	0.96	.251	1.83	6.02
18	Jim Slaton J. Slaton	14	1983	MIL	6	.700	46	0	4.33	38	0	0	5	112.1	112	54	57	12	56	3	26	5	490	3	3.04	4.49	0.68	0.96	7.8	11.4	1.50	.262	4.57	8.97
19	Mark Clear M. Clear	14	1982	BOS	9	.609	55	0	3.00	109	0	0	14	105.0	92	35	39	11	61	7	44	6	467	1	9.34	5.23	1.79	0.94	23.3	13.1	1.46	.290	3.34	7.89
20	Ron Davis R. Davis	14	1979	NYY	2	.875	44	0	2.85	43	0	0	9	85.1	84	27	29	5	28	1	21	9	357	1	4.54	2.95	1.54	0.53	12.0	7.8	1.31	.282	3.06	8.86
21	Mike Marshall M. Marshall	14	1973	MON	11	.560	92	0	2.66	124	0	0	31	179.0	163	53	62	10	75	4	73	11	747	8	6.23	3.77	1.65	0.50	16.6	10.0	1.33	.287	3.12	8.20
22	Mike Marshall M. Marshall	14	1972	MON	8	.636	65	0	1.78	95	0	0	18	116.0	82	23	26	3	47	2	56	7	465	8	7.37	3.65	2.02	0.23	20.4	10.1	1.11	.248	2.02	6.36
23	Frank Linzy F. Linzy	14	1969	SFG	9	.609	58	0	3.64	62	0	0	11	116.1	129	47	57	5	38	3	39	15	515	8	4.80	2.94	1.63	0.39	12.0	7.4	1.44	.305	4.41	9.98
24	Phil Regan P. Regan	14	1966	LAD	1	.933	65	0	1.62	88	0	0	21	116.2	85	21	24	6	24	0	48	9	446	4	6.79	1.85	3.67	0.46	19.7	5.4	0.93	.241	1.85	6.56
25	Stu Miller S. Miller	14	1965	BAL	7	.667	67	0	1.89	104	0	0	24	119.1	87	25	26	5	32	1	55	10	462	1	7.84	2.41	3.25	0.38	22.5	6.9	1.00	.256	1.96	6.56

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StatMuse has game-level data for 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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TEAM	W	L	PCT	GB
Brewers	98	58	.628
Cubs	87	69	.558	11.0
Pirates	79	77	.506	19.0
Cardinals	76	80	.487	22.0
Reds	72	84	.462	26.0

Schedule

DATE	MATCHUP			TIME (ET)
Tue 9/22	STL	@	PIT	6:40 PM
Wed 9/23	STL	@	PIT	6:40 PM
Thu 9/24	STL	@	PIT	12:35 PM
Fri 9/25	PIT	@	DET	6:40 PM
Sat 9/26	PIT	@	DET	1:10 PM

Last Game

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Final

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Sun 20 Sep 2026

MLB 2026 Batting Leaders

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SLG Leaders

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Crow-Armstrong

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SB Leaders

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Win Leaders

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Strikeout Leaders

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NL East	W	L	PCT	GB
Braves - y	92	64	.590
Phillies	86	70	.551	6.0
Marlins	76	80	.487	16.0
Nationals	73	83	.468	19.0
Mets	71	85	.455	21.0
NL Central	W	L	PCT	GB
Brewers - y	98	58	.628
Cubs	87	69	.558	11.0
Pirates	79	77	.506	19.0
Cardinals	76	80	.487	22.0
Reds	72	84	.462	26.0
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Dodgers - y	96	60	.615
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AL East	W	L	PCT	GB
Rays - x	95	60	.613
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Sun 9/6	MIL	@	CIN	8-12
Sun 9/6	ATL	@	PHI	5-4
Sun 9/6	BOS	@	BAL	3-1
Sun 9/6	LAA	@	PIT	0-1
Sun 9/6	DET	@	CLE	2-3

Schedule

DATE	MATCHUP			TIME (ET)
Mon 9/21	TOR	@	BAL	6:35 PM
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Roy Face has won the most games by a relief pitcher in a season, with 18 wins in 1959.

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