All-Time MLB Player Pitching Stat Leaders by Season

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PLAYER	YEAR	TEAM	W	L	ERA	G	GS	CG	SHO	SV	SVO	IP	H	R	ER	HR	HB	BB	SO	WHIP	AVG
51 TaijuanT WalkerWalker P 51 ‌ ‌ ‌	2015	SEA	11	8	4.56	29	29	1	0	0	0	169.2	163	92	86	25	9	40	157	1.20	.252
52 JamesJ PaxtonPaxton P 52 ‌ ‌ ‌	2017	SEA	12	5	2.98	24	24	0	0	0	0	136.0	113	47	45	9	3	37	156	1.10	.223
52 GilG MecheMeche P 52 ‌ ‌ ‌	2006	SEA	11	8	4.48	32	32	1	0	0	0	186.2	183	106	93	24	8	84	156	1.43	.256
54 FloydF BannisterBannister P 54 ‌ ‌ ‌	1980	SEA	9	13	3.47	32	32	8	0	0	0	217.2	200	96	84	24	2	66	155	1.22	.239
54 MikeM MooreMoore P 54 ‌ ‌ ‌	1985	SEA	17	10	3.46	35	34	14	2	0	0	247.0	230	100	95	18	4	70	155	1.21	.247
56 HisashiH IwakumaIwakuma P 56 ‌ ‌ ‌	2014	SEA	15	9	3.52	28	28	0	0	0	0	179.0	167	70	70	20	2	21	154	1.05	.244
57 JoelJ PineiroPineiro P 57 ‌ ‌ ‌	2003	SEA	16	11	3.78	32	32	3	2	0	0	211.2	192	94	89	19	6	76	151	1.27	.241
58 JamieJ MoyerMoyer P 58 ‌ ‌ ‌	2002	SEA	13	8	3.32	34	34	4	2	0	0	230.2	198	89	85	28	9	50	147	1.08	.230
58 MarcoM GonzalesGonzales P 58 ‌ ‌ ‌	2019	SEA	16	13	3.99	34	34	0	0	0	0	203.0	210	106	90	23	6	56	147	1.31	.264
58 HisashiH IwakumaIwakuma P 58 ‌ ‌ ‌	2016	SEA	16	12	4.12	33	33	0	0	0	0	199.0	218	95	91	28	5	46	147	1.33	.282
61 MikeM MooreMoore P 61 ‌ ‌ ‌	1986	SEA	11	13	4.30	38	37	11	1	1	1	266.0	279	141	127	28	12	94	146	1.40	.273
62 MarcoM GonzalesGonzales P 62 ‌ ‌ ‌	2018	SEA	13	9	4.00	29	29	1	0	0	0	166.2	172	76	74	17	6	32	145	1.22	.267
63 FreddyF GarciaGarcia P 63 ‌ ‌ ‌	2003	SEA	12	14	4.51	33	33	1	0	0	0	201.1	196	109	101	31	11	71	144	1.33	.255
64 ErikE HansonHanson P 64 ‌ ‌ ‌	1991	SEA	8	8	3.81	27	27	2	1	0	0	174.2	182	82	74	16	2	56	143	1.36	.269
64 RoenisR ElíasElías P 64 ‌ ‌ ‌	2014	SEA	10	12	3.85	29	29	1	1	0	0	163.2	151	77	70	16	11	64	143	1.31	.248
66 JasonJ VargasVargas P 66 ‌ ‌ ‌	2012	SEA	14	11	3.85	33	33	2	0	0	0	217.1	201	94	93	35	3	55	141	1.18	.245
67 JimJ BeattieBeattie P 67 ‌ ‌ ‌	1982	SEA	8	12	3.34	28	26	6	1	0	0	172.1	149	73	64	13	1	65	140	1.24	.233
67 ScottS BankheadBankhead P 67 ‌ ‌ ‌	1989	SEA	14	6	3.34	33	33	3	2	0	0	210.1	187	84	78	19	3	63	140	1.19	.239
69 AríelA MirandaMiranda P 69 ‌ ‌ ‌	2017	SEA	8	7	5.12	31	29	1	0	0	0	160.0	140	93	91	37	5	63	137	1.27	.233
69 GeorgeG KirbyKirby P 69 ‌ ‌ ‌	2025	SEA	10	8	4.21	23	23	0	0	0	0	126.0	121	60	59	15	7	29	137	1.19	.252
69 AaronA SeleSele P 69 ‌ ‌ ‌	2000	SEA	17	10	4.51	34	34	2	2	0	0	211.2	221	110	106	17	5	74	137	1.39	.271
69 JamieJ MoyerMoyer P 69 ‌ ‌ ‌	1999	SEA	14	8	3.87	32	32	4	0	0	0	228.0	235	108	98	23	9	48	137	1.24	.267
73 MattM YoungYoung P 73 ‌ ‌ ‌	1985	SEA	12	19	4.91	37	35	5	2	1	1	218.1	242	135	119	23	7	76	136	1.46	.282
73 JoelJ PineiroPineiro P 73 ‌ ‌ ‌	2002	SEA	14	7	3.24	37	28	2	1	0	0	194.1	189	75	70	24	7	54	136	1.25	.256
75 GeorgeG KirbyKirby P 75 ‌ ‌ ‌	2022	SEA	8	5	3.39	25	25	0	0	0	0	130.0	135	54	49	13	5	22	133	1.21	.264

Data validation provided by Elias Sports Bureau, the Official Statistician of Major League Baseball