Between the 1938 and 1943 seasons, Bucky Walters won the most games, with 113 wins.

Interpreted as:

most regular-season wins by a pitcher 1938 to 1943

	NAME	W	L	W%	G	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Bucky Walters B. Walters	113	79	.589	219	207	2.95	663	149	20	3	1677.0	1,509	549	641	73	579	24	8	6,961	39	3.56	3.11	1.15	0.39	9.5	8.3	1.25	.255	3.44	83	3.57	97	8.10	17.7
2	Bobo Newsom B. Newsom	99	84	.541	238	208	4.19	1,014	112	12	6	1598.2	1,590	744	847	101	755	23	22	7,023	18	5.71	4.25	1.34	0.57	14.4	10.8	1.47	.290	4.77	98	3.74	88	8.95	94.1
3	Paul Derringer P. Derringer	98	72	.576	206	186	3.11	594	120	17	7	1515.2	1,536	523	599	79	274	7	13	6,278	9	3.53	1.63	2.17	0.47	9.5	4.4	1.19	.274	3.56	87	3.20	86	9.12	85.8
4	Claude Passeau C. Passeau	94	84	.528	236	194	3.17	623	114	13	10	1560.1	1,600	550	667	58	417	25	33	6,663	12	3.59	2.41	1.49	0.33	9.4	6.3	1.29	.278	3.85	88	3.24	88	9.23	80.4
5	Bob Feller B. Feller	93	44	.679	165	148	3.15	1,007	103	16	8	1237.2	981	433	472	54	662	20	15	5,261	33	7.32	4.81	1.52	0.39	19.1	12.6	1.33	.264	3.43	73	3.43	82	7.13	102.4
6	Red Ruffing R. Ruffing	86	39	.688	136	136	3.27	459	93	17	0	1086.0	1,035	394	449	78	328	9	0	4,520	6	3.80	2.72	1.40	0.65	10.2	7.3	1.26	.262	3.72	79	3.80	94	8.58	27.7
7	Mort Cooper M. Cooper	81	43	.653	190	150	2.86	647	82	21	12	1204.1	1,060	383	450	48	411	19	27	5,022	25	4.84	3.07	1.57	0.36	12.9	8.2	1.22	.260	3.36	76	3.16	83	7.92	85
8	Curt Davis C. Davis	80	61	.567	216	140	3.43	321	61	17	20	1137.0	1,176	433	502	68	230	17	58	4,742	12	2.54	1.82	1.40	0.54	6.8	4.9	1.24	.270	3.97	91	3.58	93	9.31	35.8
9	Whit Wyatt W. Wyatt	78	39	.667	148	139	2.71	536	74	17	1	1034.2	868	311	365	46	289	16	7	4,217	6	4.66	2.51	1.85	0.40	12.7	6.9	1.12	.247	3.17	74	3.07	82	7.55	77.1
10	Rip Sewell R. Sewell	78	56	.582	216	131	3.31	356	80	12	11	1166.2	1,138	429	528	56	392	13	52	4,963	20	2.75	3.02	0.91	0.43	7.2	7.9	1.31	.261	4.07	91	3.69	99	8.78	3.2
11	Kirby Higbe K. Higbe	77	64	.546	207	164	3.67	580	74	7	6	1207.2	1,085	492	547	61	583	26	32	5,222	33	4.32	4.34	0.99	0.45	11.1	11.2	1.38	.258	4.08	100	3.89	103	8.09	-16.3
12	Dutch Leonard D. Leonard	77	70	.524	173	168	3.46	437	94	14	1	1292.1	1,339	497	598	62	295	21	4	5,440	42	3.04	2.05	1.48	0.43	8.0	5.4	1.26	.276	4.16	86	3.44	87	9.32	77.1
13	Harry Gumbert H. Gumbert	76	54	.585	206	157	3.65	396	63	10	8	1189.0	1,169	482	541	68	385	13	29	5,033	25	3.00	2.91	1.03	0.51	7.9	7.6	1.31	.264	4.10	97	3.83	99	8.85	2.7
14	Bill Lee B. Lee	75	80	.484	204	174	3.69	468	84	12	6	1310.2	1,375	538	607	65	387	9	19	5,582	22	3.21	2.66	1.21	0.45	8.4	6.9	1.34	.282	4.17	102	3.59	95	9.44	27.4
15	Lon Warneke L. Warneke	74	50	.597	183	142	3.32	405	64	12	4	1106.1	1,076	408	485	77	296	10	25	4,606	11	3.29	2.41	1.37	0.63	8.8	6.4	1.24	.262	3.95	88	3.73	96	8.75	21.2
16	Jim Bagby J. Bagby	73	70	.510	207	152	3.92	342	62	9	8	1205.2	1,283	525	601	75	429	16	37	5,213	18	2.55	3.20	0.80	0.56	6.6	8.2	1.42	.278	4.49	98	3.99	104	9.58	-18.3
17	Tommy Bridges T. Bridges	72	51	.585	156	140	3.29	674	73	10	4	1060.0	979	388	448	61	399	13	13	4,494	21	5.72	3.39	1.69	0.52	15.0	8.9	1.30	.274	3.80	75	3.35	78	8.31	107
18	Johnny Vander Meer J. Vander Meer	72	61	.541	174	158	3.05	830	86	16	1	1161.2	931	394	452	41	629	11	6	4,931	22	6.43	4.87	1.32	0.32	16.8	12.8	1.34	.260	3.50	87	3.32	93	7.21	29.9
19	Spud Chandler S. Chandler	71	25	.740	143	121	3.01	364	68	15	4	980.1	912	328	387	42	304	16	12	4,068	12	3.34	2.79	1.20	0.39	8.9	7.5	1.24	.260	3.55	76	3.43	90	8.37	38.4
20	Mel Harder M. Harder	70	55	.560	161	137	3.72	380	52	8	6	1037.0	1,051	429	483	70	365	19	12	4,430	6	3.30	3.17	1.04	0.61	8.6	8.2	1.37	.273	4.19	93	3.99	103	9.12	-10.3
21	Thornton Lee T. Lee	69	62	.527	159	147	3.41	435	100	9	5	1211.2	1,204	459	546	70	393	18	11	5,138	12	3.23	2.92	1.11	0.52	8.5	7.6	1.32	.269	4.06	81	3.82	93	8.94	43.4
22	Jim Tobin J. Tobin	68	71	.489	183	152	3.50	326	103	7	0	1258.2	1,303	490	566	76	348	16	22	5,350	14	2.33	2.49	0.94	0.54	6.1	6.5	1.31	.268	4.05	99	3.79	105	9.32	-23.5
23	Elden Auker E. Auker	64	59	.520	165	149	4.71	289	68	6	0	1040.1	1,207	545	616	80	384	13	8	4,662	2	2.50	3.32	0.75	0.69	6.2	8.2	1.53	.289	5.33	107	4.32	101	10.44	-2.3
24	Cliff Melton C. Melton	64	69	.481	213	142	3.56	503	50	11	9	1141.1	1,152	451	542	65	357	15	40	4,864	12	3.97	2.82	1.41	0.51	10.3	7.3	1.32	.277	4.27	96	3.57	94	9.08	31.5
25	Hal Schumacher H. Schumacher	63	54	.538	150	140	3.55	347	56	10	2	1015.2	990	401	442	63	396	13	8	4,367	16	3.07	3.51	0.88	0.56	7.9	9.1	1.36	.261	3.92	95	4.08	106	8.77	-24.2