Between the 1940 and 1949 seasons, Lou Boudreau had the most doubles, with 339 doubles.

Interpreted as:

most 2b by a player in the 1940s

	NAME	2B	G	AB	R	H	3B	HR	RBI	BB	HBP	SO	SB	PA	TB	XBH	SH	GIDP	AVG	OBP	SLG	OPS	wRC	WRAA	wOBA	wRC+	BRAA
1	Lou Boudreau L. Boudreau	339	1,425	5,268	758	1,578	59	62	692	706	27	268	47	6,154	2,221	460	153	131	.300	.385	.422	.807	912	222.9	.380	127	201
2	Stan Musial S. Musial	302	1,072	4,133	815	1,432	108	146	706	565	21	199	44	4,747	2,388	556	28	82	.346	.428	.578	1.005	976	451.5	.460	174	410.1
3	Bob Elliott B. Elliott	291	1,455	5,361	803	1,563	80	109	903	728	11	418	54	6,156	2,341	480	56	135	.292	.377	.437	.814	918	230.3	.382	125	188
4	Dixie Walker D. Walker	291	1,363	4,856	704	1,512	56	68	759	597	13	204	44	5,516	2,119	415	50	70	.311	.388	.436	.825	844	231.2	.388	129	186.4
5	Bobby Doerr B. Doerr	272	1,283	4,924	764	1,407	66	164	887	570	7	437	41	5,568	2,303	502	67	139	.286	.361	.468	.828	839	216.3	.384	121	138.8
6	Ted Williams T. Williams	270	1,035	3,656	951	1,303	45	234	893	994	19	312	14	4,671	2,365	549	2	89	.356	.496	.647	1.143	1167	635.1	.514	197	561.3
7	Tommy Holmes T. Holmes	269	1,157	4,605	651	1,402	46	79	524	440	20	106	40	5,130	2,000	394	65	85	.304	.368	.434	.802	736	174	.377	123	140.6
8	Wally Moses W. Moses	252	1,212	4,350	635	1,205	63	39	380	517	11	289	126	4,910	1,700	354	32	43	.277	.355	.391	.746	630	85.9	.353	107	40.6
9	Marty Marion M. Marion	251	1,396	4,941	550	1,310	35	30	565	407	13	465	34	5,504	1,721	316	143	104	.265	.323	.348	.671	557	-58.8	.318	84	-104.5
10	Frank McCormick F. McCormick	246	1,191	4,354	528	1,261	17	105	706	339	22	151	24	4,745	1,856	368	30	132	.290	.344	.426	.770	632	108.1	.360	117	92.2
11	Phil Cavarretta P. Cavarretta	241	1,217	4,326	664	1,304	70	51	598	604	21	355	34	5,013	1,838	362	62	63	.301	.390	.425	.814	752	199.9	.385	131	178.1
12	Bill Nicholson B. Nicholson	241	1,389	4,936	743	1,328	51	211	835	721	48	708	27	5,721	2,304	503	16	55	.269	.368	.467	.834	882	246	.389	134	224.3
13	Ken Keltner K. Keltner	240	1,209	4,491	565	1,211	49	124	639	427	10	358	29	5,012	1,921	413	84	127	.270	.334	.428	.762	649	86.7	.355	111	66.3
14	Eddie Miller E. Miller	240	1,328	4,799	487	1,142	25	90	582	312	38	414	60	5,220	1,702	355	71	116	.238	.290	.355	.644	474	-108.5	.303	79	-123.1
15	George McQuinn G. McQuinn	233	1,210	4,394	626	1,171	40	103	605	579	4	521	22	5,075	1,793	376	98	66	.266	.352	.408	.760	670	108.1	.358	108	50.3
16	Rudy York R. York	230	1,259	4,718	652	1,266	46	189	854	617	8	688	29	5,363	2,155	465	20	147	.268	.354	.457	.811	784	193.9	.378	119	119.5
17	Dom DiMaggio D. DiMaggio	224	981	3,924	721	1,154	41	62	443	538	23	388	75	4,527	1,646	327	42	70	.294	.382	.419	.802	663	147.6	.378	114	75.4
18	Mickey Vernon M. Vernon	224	1,044	4,053	553	1,149	56	61	550	379	16	372	108	4,491	1,668	341	43	80	.283	.347	.412	.759	576	75.9	.356	110	48.3
19	Frankie Gustine F. Gustine	218	1,230	4,493	547	1,198	47	38	475	357	15	415	60	4,930	1,624	303	65	121	.267	.323	.361	.684	518	-32.2	.323	87	-77.6
20	Jeff Heath J. Heath	213	1,104	3,902	595	1,121	70	158	690	516	10	538	44	4,445	1,948	441	17	52	.287	.372	.499	.871	729	235.4	.402	140	211.6
21	Luke Appling L. Appling	207	1,188	4,417	613	1,376	41	22	488	666	7	254	91	5,120	1,731	270	30	111	.312	.403	.392	.794	755	179.6	.379	122	137.2
22	Tommy Henrich T. Henrich	207	914	3,428	669	967	49	138	571	507	31	305	20	4,008	1,686	394	42	51	.282	.379	.492	.871	662	206.8	.402	135	175.2
23	Vern Stephens V. Stephens	205	1,154	4,476	708	1,290	31	177	824	495	4	489	19	5,001	2,088	413	26	103	.288	.360	.466	.826	751	198.2	.385	123	135.6
24	Stan Hack S. Hack	200	1,000	3,818	639	1,155	32	29	272	626	5	233	65	4,501	1,506	261	52	32	.303	.401	.394	.796	667	171.2	.380	130	155.6
25	Enos Slaughter E. Slaughter	200	1,005	3,809	650	1,190	84	95	649	479	18	227	41	4,335	1,843	379	29	50	.312	.392	.484	.876	724	231.8	.405	139	198