Between the 1940 and 1949 seasons, Ted Williams had the highest batting average, with an average of .356.

Interpreted as:

highest batting average with a minimum of 1.55 PA per team game by a player in 1940s

	NAME	AVG	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	GIDP	OBP	SLG	OPS	WRC	WRAA	WOBA	WRC+	BRAA
1	Ted Williams T. Williams	.356	1,035	3,656	951	1,303	270	45	234	893	994	19	312	14		4,671	2,365	549	2	89	.496	.647	1.143	1167	635.1	.514	197	561.3
2	Stan Musial S. Musial	.346	1,072	4,133	815	1,432	302	108	146	706	565	21	199	44		4,747	2,388	556	28	82	.428	.578	1.005	976	451.5	.460	174	410.1
3	Dale Mitchell D. Mitchell	.326	424	1,785	239	582	65	41	8	151	112	2	44	26		1,904	753	114	5	20	.367	.422	.788	261	38.8	.367	114	34
4	Joe DiMaggio J. DiMaggio	.325	927	3,562	684	1,156	191	68	180	786	450	24	183	14		4,039	2,023	439	3	89	.404	.568	.972	792	333	.442	159	299.6
5	Barney McCosky B. McCosky	.321	813	3,143	494	1,010	157	54	17	305	381	8	184	36		3,597	1,326	228	65	47	.396	.422	.818	548	140.3	.384	119	85.4
6	Johnny Pesky J. Pesky	.316	746	3,048	561	964	152	34	9	269	378	15	138	44		3,498	1,211	195	57	48	.394	.397	.792	503	109.9	.377	115	60.2
7	Rip Radcliff R. Radcliff	.314	397	1,293	158	406	58	16	13	165	98	3	43	12		1,409	535	87	15	25	.364	.414	.777	195	32.3	.361	100	2.4
8	Enos Slaughter E. Slaughter	.312	1,005	3,809	650	1,190	200	84	95	649	479	18	227	41		4,335	1,843	379	29	50	.392	.484	.876	724	231.8	.405	139	198
9	Jackie Robinson J. Robinson	.312	454	1,757	355	548	107	25	40	257	217	24	100	88		2,051	825	172	53	34	.395	.470	.864	337	97.4	.401	130	76.1
10	Luke Appling L. Appling	.312	1,188	4,417	613	1,376	207	41	22	488	666	7	254	91		5,120	1,731	270	30	111	.403	.392	.794	755	179.6	.379	122	137.2
11	Dixie Walker D. Walker	.311	1,363	4,856	704	1,512	291	56	68	759	597	13	204	44		5,516	2,119	415	50	70	.388	.436	.825	844	231.2	.388	129	186.4
12	Bob Dillinger B. Dillinger	.309	510	1,984	281	614	85	32	6	143	191	10	144	90		2,211	781	123	26	53	.373	.394	.767	294	39	.361	102	6.9
13	Taffy Wright T. Wright	.308	800	2,821	351	869	128	34	32	424	295	22	119	30		3,153	1,161	194	15	69	.378	.412	.790	447	87.3	.371	114	56.4
14	Roy Sievers R. Sievers	.306	140	471	84	144	28	1	16	91	70	2	75	1	5	545	222	45	2	15	.398	.471	.869	91	25.9	.404	123	16
15	George Kell G. Kell	.305	796	3,085	390	940	161	34	18	349	254	14	102	28		3,428	1,223	213	75	93	.360	.396	.757	445	61.4	.357	107	32.8
16	Joe Medwick J. Medwick	.305	900	3,215	427	979	187	32	60	510	196	8	175	14		3,436	1,410	279	17	97	.346	.439	.785	472	92.2	.364	117	67.4
17	Tommy Holmes T. Holmes	.304	1,157	4,605	651	1,402	269	46	79	524	440	20	106	40		5,130	2,000	394	65	85	.368	.434	.802	736	174	.377	123	140.6
18	Augie Bergamo A. Bergamo	.304	174	496	86	151	23	5	5	63	78	1	44	0		589	199	33	14	2	.400	.401	.801	88	24.4	.385	126	18.2
19	Richie Ashburn R. Ashburn	.304	271	1,125	162	342	35	15	3	77	118	2	60	41		1,258	416	53	13	8	.371	.370	.741	159	9.7	.352	105	7.5
20	Johnny Mize J. Mize	.304	949	3,527	655	1,071	181	37	217	744	496	28	259	24		4,057	1,977	435	6	49	.394	.561	.954	770	306	.434	157	276.1
21	Billy Goodman B. Goodman	.303	261	899	120	272	50	5	1	123	133	7	67	7		1,048	335	56	9	32	.397	.373	.769	146	22.3	.370	102	2.9
22	Stan Hack S. Hack	.303	1,000	3,818	639	1,155	200	32	29	272	626	5	233	65		4,501	1,506	261	52	32	.401	.394	.796	667	171.2	.380	130	155.6
23	Pete Reiser P. Reiser	.303	700	2,400	432	726	143	38	52	338	294	18	311	81		2,740	1,101	233	28	22	.383	.459	.841	430	122.2	.392	133	105.7
24	Cecil Travis C. Travis	.302	514	1,859	225	562	104	35	11	253	165	7	119	5		2,047	769	150	16	42	.361	.414	.775	278	44.5	.360	108	27
25	Carl Furillo C. Furillo	.302	491	1,685	240	509	89	27	33	273	145	7	105	23		1,865	751	149	28	50	.360	.446	.806	264	50.9	.373	114	33.1