most wins in a season by a pitcher since 1910

Since 1910, Walter Johnson has won the most games in a season, with 36 wins in 1913.

	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	ERA-	FIP	FIP-	H/9	PRAA
1	Walter Johnson W. Johnson	36	1913	WSH	7	.837	48	36	1.14	243	29	11	2	346.0	232	44	56	9	38	9	10		1,271	2	6.32	0.99	6.39	0.23	19.1	3.0	0.78	.229	1.46	39	1.90	63	6.03	42.3
2	Joe Wood J. Wood	34	1912	BSA	5	.872	43	38	1.91	258	35	10	1	344.0	267	73	104	2	82	12	5		1,328	7	6.75	2.15	3.15	0.05	19.4	6.2	1.01	.272	2.72	58	2.25	71	6.99	35.1
3	Grover Alexander G. Alexander	33	1916	PHN	12	.733	48	45	1.55	167	38	16	3	389.0	323	67	90	6	50	10	3		1,500	3	3.86	1.16	3.34	0.14	11.1	3.3	0.96	.250	2.08	58	2.12	79	7.47	25.4
4	Walter Johnson W. Johnson	33	1912	WSH	12	.733	50	37	1.39	303	34	7	2	369.0	259	57	89	2	76	16	13		1,413	11	7.39	1.85	3.99	0.05	21.4	5.4	0.91	.253	2.17	42	2.03	63	6.32	49.6
5	Denny McLain D. McLain	31	1968	DET	6	.838	41	41	1.96	280	28	6	0	336.0	241	73	86	31	63	6	0	2	1,288	3	7.50	1.69	4.44	0.83	21.7	4.9	0.90	.231	2.30	64	2.53	79	6.46	24.8
6	Lefty Grove L. Grove	31	1931	PHA	4	.886	41	30	2.06	175	27	4	5	288.2	249	66	84	10	62	1	10		1,160	2	5.46	1.93	2.82	0.31	15.1	5.3	1.08	.262	2.62	47	3.01	70	7.76	40.8
7	Jim Bagby J. Bagby	31	1920	CLE	12	.721	48	38	2.89	73	30	3	0	339.2	338	109	122	9	79	5	9		1,355	6	1.93	2.09	0.92	0.24	5.4	5.8	1.23	.277	3.23	75	3.41	92	8.96	12
8	Grover Alexander G. Alexander	31	1915	PHN	10	.756	49	42	1.22	241	36	12	3	376.1	253	51	86	3	64	10	7		1,435	2	5.76	1.53	3.77	0.07	16.8	4.5	0.84	.224	2.06	43	1.82	63	6.05	44.1
9	Jack Coombs J. Coombs	31	1910	PHA	9	.775	45	38	1.30	224	35	13	1	353.0	248	51	74	0	115	7	6		1,353	10	5.71	2.93	1.95	0.00	16.6	8.5	1.03	.246	1.89	53	2.09	83	6.32	15.8
10	Dizzy Dean D. Dean	30	1934	SLN	7	.811	50	33	2.66	195	24	7	7	311.2	288	92	110	14	75	6	14		1,291	2	5.63	2.17	2.60	0.40	15.1	5.8	1.16	.274	3.18	64	3.23	77	8.32	32.6
11	Grover Alexander G. Alexander	30	1917	PHN	13	.698	45	44	1.83	200	34	8	0	388.0	336	79	107	4	56	6	0		1,529	1	4.64	1.30	3.57	0.09	13.1	3.7	1.01	.263	2.48	65	1.84	69	7.79	36.4
12	Hal Newhouser H. Newhouser	29	1944	DET	9	.763	47	34	2.22	187	25	6	2	312.1	264	77	94	6	102	1	10		1,271	4	5.39	2.94	1.83	0.17	14.7	8.0	1.17	.265	2.71	62	2.58	72	7.61	34.5
13	Eddie Cicotte E. Cicotte	29	1919	CWS	7	.806	40	35	1.82	110	30	5	1	306.2	256	62	77	5	49	2	5		1,176	1	3.23	1.44	2.24	0.15	9.4	4.2	0.99	.249	2.26	57	2.48	79	7.51	22.5
14	Claude Hendrix C. Hendrix	29	1914	CHF	10	.744	49	37	1.69	189	34	6	5	362.0	262	68	91	6	77	5	12		1,371	9	4.70	1.91	2.45	0.15	13.8	5.6	0.94	.234	2.26	56	2.29	83	6.51	17.4
15	Robin Roberts R. Roberts	28	1952	PHN	7	.800	39	37	2.59	148	30	3	2	330.0	292	95	104	22	45	5	2		1,310	3	4.04	1.23	3.29	0.60	11.3	3.4	1.02	.248	2.84	72	2.82	78	7.96	28.9
16	Dizzy Dean D. Dean	28	1935	SLN	12	.700	50	36	3.04	190	29	3	5	325.1	324	110	126	16	77	4	14		1,362	1	5.26	2.13	2.47	0.44	14.0	5.7	1.23	.287	3.49	74	3.27	79	8.96	31
17	Lefty Grove L. Grove	28	1930	PHA	5	.848	50	32	2.54	209	22	2	9	291.0	273	82	101	8	60	5	17		1,191	2	6.46	1.86	3.48	0.25	17.5	5.0	1.14	.292	3.12	53	3.09	64	8.44	55.6
18	Dazzy Vance D. Vance	28	1924	BKN	6	.824	35	34	2.16	262	30	3	0	308.1	238	74	89	11	77	9	1		1,221	4	7.65	2.25	3.40	0.32	21.5	6.3	1.02	.263	2.60	58	2.64	69	6.95	41.3
19	Eddie Cicotte E. Cicotte	28	1917	CWS	12	.700	49	35	1.53	150	29	7	4	346.2	246	59	76	2	70	3	11		1,287	1	3.89	1.82	2.14	0.05	11.7	5.4	0.91	.230	1.97	58	2.10	76	6.39	26.2
20	Walter Johnson W. Johnson	28	1914	WSH	18	.609	51	40	1.72	225	33	9	1	371.2	287	71	88	3	74	11	9		1,406	14	5.45	1.79	3.04	0.07	16.0	5.3	0.97	.260	2.13	63	2.02	71	6.95	33.6
21	Grover Alexander G. Alexander	28	1911	PHN	13	.683	48	37	2.57	227	31	7	3	367.0	285	105	133	5	129	8	11		1,440	4	5.57	3.16	1.76	0.12	15.8	9.0	1.13	.261	3.26	74	2.83	78	6.99	33.6
22	Jack Coombs J. Coombs	28	1911	PHA	12	.700	47	40	3.53	185	26	1	2	336.2	360	132	166	8	119	16	6		1,422	12	4.95	3.18	1.55	0.21	13.0	8.4	1.42	.322	4.44	109	3.18	103	9.62	-4.6
23	Bob Welch B. Welch	27	1990	OAK	6	.818	35	35	2.95	127	2	2	0	238.0	214	78	90	26	77	5	0	4	979	2	4.80	2.91	1.65	0.98	13.0	7.9	1.22	.253	3.40	79	4.19	110	8.09	-11.1
24	Steve Carlton S. Carlton	27	1972	PHI	10	.730	41	41	1.97	310	30	8	0	346.1	257	76	84	17	87	1	0	8	1,351	8	8.06	2.26	3.56	0.44	22.9	6.4	0.99	.256	2.18	56	2.00	59	6.68	53.5
25	Sandy Koufax S. Koufax	27	1966	LAD	9	.750	41	41	1.73	317	27	5	0	323.0	241	62	74	19	77	0	0	4	1,274	7	8.83	2.15	4.12	0.53	24.9	6.0	0.98	.258	2.06	53	2.07	65	6.72	41.8