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
1 BertB BlylevenBlyleven P 1 ‌ ‌ ‌	1986	MIN	17	14	4.01	36	36	16	3	0	0	271.2	262	134	121	50	10	58	215	1.18	.250
2 JoseJ LimaLima P 2 ‌ ‌ ‌	2000	HOU	7	16	6.65	33	33	0	0	0	0	196.1	251	152	145	48	2	68	124	1.62	.313
3 RobinR RobertsRoberts P 3 ‌ ‌ ‌	1956	PHI	19	18	4.45	43	37	22	1	3	--	297.1	328	155	147	46	2	40	157	1.24	.282
3 BertB BlylevenBlyleven P 3 ‌ ‌ ‌	1987	MIN	15	12	4.01	37	37	8	1	0	0	267.0	249	132	119	46	9	101	196	1.31	.249
3 BronsonB ArroyoArroyo P 3 ‌ ‌ ‌	2011	CIN	9	12	5.07	32	32	1	1	0	0	199.0	227	119	112	46	6	45	108	1.37	.286
6 JamieJ MoyerMoyer P 6 ‌ ‌ ‌	2004	SEA	7	13	5.21	34	33	1	0	0	0	202.0	217	127	117	44	11	63	125	1.39	.272
6 LanceL LynnLynn P 6 ‌ ‌ ‌	2023	LAD	13	11	5.73	32	32	0	0	0	0	183.2	189	127	117	44	9	67	191	1.39	.259
8 EricE MiltonMilton P 8 ‌ ‌ ‌	2004	PHI	14	6	4.75	34	34	0	0	0	0	201.0	196	110	106	43	1	75	161	1.35	.255
8 PedroP RamosRamos P 8 ‌ ‌ ‌	1957	WAS	12	16	4.79	43	30	7	1	0	--	231.0	251	131	123	43	7	69	91	1.39	.271
10 DennyD McLainMcLain P 10 ‌ ‌ ‌	1966	DET	20	14	3.92	38	38	14	4	0	--	264.1	205	120	115	42	3	104	192	1.17	.214
11 RobinR RobertsRoberts P 11 ‌ ‌ ‌	1955	PHI	23	14	3.28	41	38	26	1	3	--	305.0	292	137	111	41	2	53	160	1.13	.246
11 PhilP NiekroNiekro P 11 ‌ ‌ ‌	1979	ATL	21	20	3.39	44	44	23	1	0	0	342.0	311	160	129	41	11	113	208	1.24	.241
11 RickR HellingHelling P 11 ‌ ‌ ‌	1999	TEX	13	11	4.84	35	35	3	0	0	0	219.1	228	127	118	41	6	85	131	1.43	.272
11 DylanD BundyBundy P 11 ‌ ‌ ‌	2018	BAL	8	16	5.45	31	31	1	0	0	0	171.2	188	116	104	41	6	54	184	1.41	.274
11 LucasL GiolitoGiolito P 11 ‌ ‌ ‌	2023	CLE	8	15	4.88	33	33	0	0	0	0	184.1	169	110	100	41	9	73	204	1.31	.240
11 MikeM LeakeLeake P 11 ‌ ‌ ‌	2019	AZ	12	11	4.29	32	32	2	1	0	0	197.0	227	114	94	41	10	27	127	1.29	.286
17 OrlandoO PenaPena P 17 ‌ ‌ ‌	1964	KCA	12	14	4.43	40	32	5	0	0	--	219.1	231	126	108	40	8	73	184	1.39	.268
17 PhilP NiekroNiekro P 17 ‌ ‌ ‌	1970	ATL	12	18	4.27	34	32	10	3	0	1	229.2	222	124	109	40	6	68	168	1.26	.248
17 RobinR RobertsRoberts P 17 ‌ ‌ ‌	1957	PHI	10	22	4.07	39	32	14	2	2	--	249.2	246	122	113	40	1	43	128	1.16	.252
17 BradB RadkeRadke P 17 ‌ ‌ ‌	1996	MIN	11	16	4.46	35	35	3	0	0	0	232.0	231	125	115	40	4	57	148	1.24	.256
17 FergieF JenkinsJenkins P 17 ‌ ‌ ‌	1979	TEX	16	14	4.07	37	37	10	3	0	0	259.0	252	127	117	40	3	81	164	1.29	.256
17 JackJ MorrisMorris P 17 ‌ ‌ ‌	1986	DET	21	8	3.27	35	35	15	6	0	0	267.0	229	105	97	40	0	82	223	1.16	.229
17 BillB GullicksonGullickson P 17 ‌ ‌ ‌	1987	NYY	14	13	4.86	35	35	4	1	0	0	213.0	218	128	115	40	3	50	117	1.26	.264
17 EricE MiltonMilton P 17 ‌ ‌ ‌	2005	CIN	8	15	6.47	34	34	0	0	0	0	186.1	237	141	134	40	7	52	123	1.55	.302
17 RamonR OrtizOrtiz P 17 ‌ ‌ ‌	2002	ANA	15	9	3.77	32	32	4	1	0	0	217.1	188	97	91	40	5	68	162	1.18	.230

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