Joe Medwick hit the most doubles by a player in his first 7 seasons, with 305 doubles.

Interpreted as:

most 2b by a player in first 7 years

	NAME	2B	G	AB	R	H	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS	WRC	WRAA	WOBA	WRC+	BRAA
1	Joe Medwick J. Medwick	305	934	3,814	673	1,291	73	131	756	196	16	332	22		4,039	2,135	509	13				.338	.373	.560	.933	750	245.1	.416	147	236.1
2	Paul Waner P. Waner	299	1,051	4,135	800	1,452	112	60	625	478	25	136	74		4,735	2,155	471	97				.351	.422	.521	.943	917	317	.427	143	270.8
3	Albert Pujols A. Pujols	298	1,091	4,054	847	1,344	13	282	861	592	55	452	38	23	4,741	2,514	593	1	39	120	141	.332	.420	.620	1.040	996	414.1	.432	166	400.7
4	Robinson Cano R. Cano	286	1,053	4,104	613	1,263	27	144	621	224	41	508	28	25	4,413	2,035	457	10	34	39	131	.308	.347	.496	.843	654	127.6	.361	120	106.9
5	Todd Helton T. Helton	279	981	3,504	717	1,182	20	219	740	540	28	470	27	23	4,115	2,158	518	2	41	90	85	.337	.425	.616	1.041	875	359	.435	143	233.2
6	Al Simmons A. Simmons	278	958	3,836	711	1,380	76	151	878	245	10	282	58		4,189	2,263	505	98				.360	.400	.590	.990	850	314.9	.440	147	268
7	Ted Williams T. Williams	275	1,029	3,655	932	1,294	53	222	879	939	19	328	15		4,618	2,341	550	5			77	.354	.488	.640	1.129	1135	605.6	.507	193	532.2
8	Chuck Klein C. Klein	273	938	3,802	777	1,340	52	211	807	344	10	305	54		4,192	2,350	536	36				.352	.408	.618	1.026	909	375.5	.452	153	297
9	Matt Holliday M. Holliday	272	1,012	3,833	668	1,216	27	180	695	392	64	699	89	29	4,313	2,082	479	1	23	35	100	.317	.388	.543	.931	774	252.1	.398	137	200.8
10	Earl Averill E. Averill	270	1,044	4,149	788	1,315	80	162	766	485	27	310	53		4,696	2,231	512	35				.317	.392	.538	.930	878	283	.416	133	212.8
11	Babe Herman B. Herman	269	999	3,764	621	1,272	85	127	672	352	8	341	76		4,201	2,092	481	77				.338	.396	.556	.952	810	275.5	.424	143	252.2
12	Mark Teixeira M. Teixeira	266	1,060	4,023	669	1,167	16	242	798	523	65	808	15	3	4,638	2,191	524	0	27	69	92	.290	.378	.545	.923	806	239.3	.391	135	202.6
13	Nick Markakis N. Markakis	265	1,050	4,055	579	1,198	15	117	549	436	26	614	56	21	4,556	1,844	397	4	35	33	104	.295	.365	.455	.819	660	119.9	.357	117	94.8
14	Wade Boggs W. Boggs	263	1,027	3,913	710	1,392	29	61	469	647	10	288	12	16	4,629	1,896	353	23	36	68	104	.356	.445	.485	.929	864	336.6	.411	153	293.2
15	Stan Musial S. Musial	261	915	3,521	687	1,225	95	110	583	458	19	161	41		4,026	2,006	466	28			70	.348	.426	.570	.995	815	376.2	.457	173	340.4
16	David Wright D. Wright	258	1,004	3,772	639	1,149	16	169	664	483	30	800	138	42	4,335	1,946	443	0	50	43	95	.305	.383	.516	.899	731	206.2	.385	136	199
17	Carl Yastrzemski C. Yastrzemski	258	1,064	4,033	609	1,201	33	139	582	531	15	527	52	42	4,607	1,942	430	9	19	51	126	.298	.380	.482	.861	742	242.9	.380	135	177.2
18	Roy Johnson R. Johnson	256	988	3,872	664	1,161	78	54	507	426	11	330	125		4,333	1,735	388	24				.300	.371	.448	.819	659	109.7	.374	108	49.1
19	Billy Herman B. Herman	254	890	3,691	597	1,176	39	24	394	289	17	185	40		4,096	1,580	317	99				.319	.371	.428	.799	604	93.1	.368	119	97.3
20	Nolan Arenado N. Arenado	253	1,031	3,936	626	1,160	27	227	734	347	22	664	16	15	4,356	2,148	507	5	46	55	114	.295	.351	.546	.897	719	210.5	.375	120	110.3
21	Miguel Cabrera M. Cabrera	253	1,040	3,921	630	1,220	12	209	753	446	33	825	24	13	4,441	2,124	474	5	36	90	125	.311	.383	.542	.925	771	228	.390	138	213.2
22	Tommy Holmes T. Holmes	249	1,040	4,225	604	1,301	42	71	465	401	18	100	39		4,705	1,847	362	61			75	.308	.370	.437	.808	685	173.2	.380	125	139.6
23	Jeff Bagwell J. Bagwell	246	1,008	3,657	654	1,112	20	187	724	627	64	689	109	40	4,410	1,959	453	3	59	97	95	.304	.409	.536	.945	814	283.4	.405	156	303.1
24	Anthony Rendon A. Rendon	245	916	3,424	571	994	15	136	546	409	45	610	45	16	3,927	1,677	396	4	45	26	56	.290	.369	.490	.859	621	163.6	.366	128	137.5
25	Dustin Pedroia D. Pedroia	245	856	3,388	560	1,025	11	90	409	349	30	329	102	26	3,824	1,562	346	21	36	15	73	.303	.369	.461	.830	571	120.2	.362	119	89