most career wins in september by a pitcher

Warren Spahn has won the most career games in the month of September, with 76 wins.

Interpreted as:

most career regular-season wins in september by a pitcher

	NAME	W	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	Warren Spahn W. Spahn	76	37	.673	140	124	2.87	468	80	16	3	968.1	862	309	353	75	239	6	8	11	3,933	9	4.35	2.22	1.96	0.70	11.9	6.1	1.14	.250	3.28	8.01
2	Grover Alexander G. Alexander	69	32	.683	125	111	2.15	378	84	26	8	975.2	897		307	23	155	9	13		3,890	4	3.49	1.43	2.44	0.21	9.7	4.0	1.08	.263	2.83	8.27
3	Walter Johnson W. Johnson	67	38	.638	124	104	1.57	571	85	18	6	914.2	758		279	13	167	29	19			21	5.62	1.64	3.42	0.13		4.6	1.01	.263	2.75	7.46
4	Tom Seaver T. Seaver	65	30	.684	110	110	2.74	650	42	14	0	822.0	638	250	270	53	238	12	0	17	3,285	20	7.12	2.61	2.73	0.58	19.8	7.2	1.07	.251	2.96	6.99
5	Christy Mathewson C. Mathewson	62	34	.646	113	97	1.05	483	83	11	3	841.2	760		268	16	130	3	12			25	5.16	1.39	3.72	0.17		3.9	1.06	.273	2.87	8.13
6	Eddie Plank E. Plank	61	31	.663	113	90	1.33	427	70	11	4	807.1	697		241	4	183	39	21			15	4.76	2.04	2.33	0.04		6.3	1.09	.309	2.69	7.77
7	Don Sutton D. Sutton	59	34	.634	125	121	2.81	622	34	13	1	875.2	727	273	304	68	217	11	2	14	3,517	21	6.39	2.23	2.87	0.70	17.7	6.2	1.08	.254	3.12	7.47
8	Steve Carlton S. Carlton	59	41	.590	125	122	3.02	758	45	9	0	909.0	782	305	335	75	305	8	2	20	3,715	29	7.50	3.02	2.49	0.74	20.4	8.2	1.20	.275	3.32	7.74
9	Gaylord Perry G. Perry	58	38	.604	129	110	2.49	625	57	11	2	893.1	755	247	297	46	239	16	5	21	3,632	33	6.30	2.41	2.62	0.46	17.2	6.6	1.11	.262	2.99	7.61
10	Greg Maddux G. Maddux	57	46	.553	120	119	3.50	524	14	4	0	754.1	760	293	325	56	150	24	1	29	3,130	7	6.25	1.79	3.49	0.67	16.7	4.8	1.21	.296	3.88	9.07
11	Nolan Ryan N. Ryan	56	39	.589	139	126	2.98	946	39	5	1	878.1	625	291	333	40	471	25	3	15	3,689	49	9.69	4.83	2.01	0.41	25.6	12.8	1.25	.265	3.41	6.40
12	Early Wynn E. Wynn	55	40	.579	116	100	3.27	385	51	7	1	787.2	772	286	340	50	280	7	13	6	3,360	13	4.40	3.20	1.38	0.57	11.5	8.3	1.34	.274	3.88	8.82
13	Bob Feller B. Feller	55	32	.632	113	99	3.02	556	64	6	6	787.1	644	264	300	35	353	11	11	3	3,258	10	6.36	4.04	1.58	0.40	17.1	10.8	1.27	.264	3.43	7.36
14	Justin Verlander J. Verlander	52	23	.693	96	96	3.06	646	3	1	0	623.0	537	212	227	59	151	18	0	3	2,518	21	9.33	2.18	4.28	0.85	25.7	6.0	1.10	.291	3.28	7.76
15	Jim Kaat J. Kaat	52	41	.559	151	96	3.25	467	34	7	5	713.2	739	258	300	64	150	17	25	15	2,984	20	5.89	1.89	3.11	0.81	15.7	5.0	1.25	.295	3.78	9.32
16	Carl Hubbell C. Hubbell	52	27	.658	95	78	2.81	296	50	4	4	647.0	615	202	247	32	133	2	15		2,675	8	4.12	1.85	2.23	0.45	11.1	5.0	1.16	.264	3.44	8.55
17	Roger Clemens R. Clemens	51	32	.614	105	105	3.23	709	16	6	0	722.0	615	259	293	44	250	32	0	9	2,992	25	8.84	3.12	2.84	0.55	23.7	8.4	1.20	.292	3.65	7.67
18	Luis Tiant L. Tiant	51	21	.708	100	89	2.79	473	38	11	0	652.2	507	202	207	54	192	6	5	8	2,611	5	6.52	2.65	2.46	0.74	18.1	7.4	1.07	.240	2.85	6.99
19	Jim Palmer J. Palmer	50	30	.625	106	99	2.78	403	43	12	0	755.2	640	233	246	65	217	3	1	7	3,049	12	4.80	2.58	1.86	0.77	13.2	7.1	1.13	.244	2.93	7.62
20	Waite Hoyt W. Hoyt	50	36	.581	121	80	3.15	256	48	6	11	720.1	715	252	306	33	175	9	33		3,006	9	3.20	2.19	1.46	0.41	8.5	5.8	1.24	.269	3.82	8.93
21	Doyle Alexander D. Alexander	47	23	.671	102	87	3.29	280	25	8	1	645.1	616	236	267	43	187	11	7	6	2,687	13	3.90	2.61	1.50	0.60	10.4	7.0	1.24	.265	3.72	8.59
22	Bert Blyleven B. Blyleven	47	45	.511	112	112	2.97	628	52	11	0	841.1	747	278	306	57	220	28	0	12	3,428	19	6.72	2.35	2.85	0.61	18.3	6.4	1.15	.277	3.27	7.99
23	Fergie Jenkins F. Jenkins	47	37	.560	102	90	3.04	483	42	7	1	696.2	631	235	278	68	159	16	8	18	2,853	9	6.24	2.05	3.04	0.88	16.9	5.6	1.13	.265	3.59	8.15
24	Freddie Fitzsimmons F. Fitzsimmons	47	26	.644	97	87	3.18	194	48	5	0	674.1	686	238	278	28	157	5	8		2,799	11	2.59	2.10	1.24	0.37	6.9	5.6	1.25	.272	3.71	9.16
25	Phil Niekro P. Niekro	46	43	.517	138	118	3.00	520	42	6	6	895.2	812	299	362	75	304	17	11	17	3,744	41	5.23	3.05	1.71	0.75	13.9	8.1	1.25	.261	3.64	8.16