Jackie Robinson had the best on-base percentage in 1952, with an on-base percentage of .440.

Interpreted as:

best obp with a minimum of 3.1 PA per team game by an MLB player 1952

	NAME	OBP	SEASON	TM	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	GIDP	AVG	SLG	OPS	WRC	WRAA	WOBA	WRC+	BRAA
1	Jackie Robinson J. Robinson	.440	1952	BKN	149	510	104	157	17	3	19	75	106	14	40	24	7	636	237	39	6	16	.308	.465	.904	115	45.7	.423	153	39.7
2	Ferris Fain F. Fain	.438	1952	PHA	145	538	82	176	43	3	2	59	105	1	26	3	5	648	231	48	4	19	.327	.429	.867	110	39.1	.407	142	31.7
3	Stan Musial S. Musial	.432	1952	SLN	154	578	105	194	42	6	21	91	96	2	29	7	7	676	311	69	0	11	.336	.538	.970	132	58.7	.443	166	52.3
4	Elmer Valo E. Valo	.432	1952	PHA	129	388	69	109	26	4	5	47	101	2	16	12	11	495	158	35	4	10	.281	.407	.839	81	26.6	.399	136	20.9
5	Mickey Mantle M. Mantle	.394	1952	NYY	142	549	94	171	37	7	23	87	75	0	111	4	1	626	291	67	2	5	.311	.530	.924	112	44.1	.421	159	43.1
6	Solly Hemus S. Hemus	.392	1952	SLN	151	570	105	153	28	8	15	52	96	20	55	1	5	690	242	51	4	11	.268	.425	.817	105	29.3	.384	128	22.8
7	Eddie Joost E. Joost	.388	1952	PHA	146	540	94	132	26	3	20	75	122	5	94	5	8	669	224	49	2	6	.244	.415	.803	99	26.2	.379	124	18.6
8	Al Rosen A. Rosen	.387	1952	CLE	148	567	101	171	32	5	28	105	75	4	54	8	6	649	297	65	3	18	.302	.524	.911	114	43.1	.416	154	41.4
9	Dale Mitchell D. Mitchell	.387	1952	CLE	134	511	61	165	26	3	5	58	52	1	9	6	6	571	212	34	7	14	.323	.415	.801	82	20.1	.374	128	18.6
10	Gil Hodges G. Hodges	.386	1952	BKN	153	508	87	129	27	1	32	102	107	2	90	2	4	619	254	60	2	9	.254	.500	.886	105	37.1	.407	143	31.2
11	Enos Slaughter E. Slaughter	.386	1952	SLN	140	510	73	153	17	12	11	101	70	1	25	6	1	587	227	40	6	11	.300	.445	.831	90	25.5	.385	129	19.9
12	Ralph Kiner R. Kiner	.384	1952	PIT	149	516	90	126	17	2	37	87	110	7	77	3	0	633	258	56	0	6	.244	.500	.884	107	37.7	.407	140	29.7
13	Sid Gordon S. Gordon	.384	1952	BSN	144	522	69	151	22	2	25	75	77	3	49	0	4	606	252	49	4	10	.289	.483	.866	99	32.9	.400	144	31.1
14	Ted Kluszewski T. Kluszewski	.383	1952	CIN	135	497	62	159	24	11	16	86	47	4	28	3	3	549	253	51	1	13	.320	.509	.892	93	33.1	.407	142	27.3
15	Larry Doby L. Doby	.383	1952	CLE	140	519	104	143	26	8	32	104	90	0	111	5	2	611	281	66	2	6	.276	.541	.924	109	42.2	.419	157	40.6
16	Eddie Robinson E. Robinson	.382	1952	CWS	155	594	79	176	33	1	22	104	70	12	49	2	0	681	277	56	5	8	.296	.466	.848	108	33.5	.393	136	28.7
17	Vic Wertz V. Wertz	.381	1952	TOT	122	415	68	115	20	3	23	70	69	1	64	1	0	486	210	46	1	8	.277	.506	.887	82	29	.406	142	23.8
18	Eddie Yost E. Yost	.378	1952	WSH	157	587	92	137	32	3	12	49	129	8	73	4	3	734	211	47	10	9	.233	.359	.738	96	15.5	.355	113	11.2
19	Minnie Minoso M. Minoso	.375	1952	CWS	147	569	96	160	24	9	13	61	71	14	46	22	16	668	241	46	14	15	.281	.424	.798	96	22.9	.373	123	18.3
20	Bobby Avila B. Avila	.371	1952	CLE	150	597	102	179	26	11	7	45	67	1	36	12	10	684	248	44	19	16	.300	.415	.787	95	20.1	.366	123	18.3
21	Dom DiMaggio D. DiMaggio	.371	1952	BSA	128	486	81	143	20	1	6	33	57	2	61	6	8	549	183	27	4	10	.294	.377	.747	71	10.6	.353	103	1.9
22	Eddie Waitkus E. Waitkus	.371	1952	PHN	146	499	51	144	29	4	2	49	64	1	23	2	2	568	187	35	4	6	.289	.375	.745	72	10.5	.351	111	7.5
23	Billy Goodman B. Goodman	.370	1952	BSA	138	513	79	157	27	3	4	56	48	4	23	8	2	579	202	34	14	7	.306	.394	.764	77	13.3	.357	106	4.2
24	Pee Wee Reese P. Wee Reese	.369	1952	BKN	149	559	94	152	18	8	6	58	86	0	59	30	5	660	204	32	15	16	.272	.365	.734	83	10.5	.348	105	4.2
25	Duke Snider D. Snider	.368	1952	BKN	144	534	80	162	25	7	21	92	55	0	77	7	4	598	264	53	9	17	.303	.494	.863	96	30.4	.395	135	24.7