Mickey Mantle has the most career walks in the World Series, with 43 bases on balls.

Interpreted as:

most walks by a player in single world series

	NAME	BB	SERIES	G	AB	R	H	2B	3B	HR	RBI	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Mickey Mantle M. Mantle	43	World Series	65	230	42	59	6	2	18	40	0	54	3	4	273	123	26	0	0	6	2	.257	.374	.535	.908
2	Babe Ruth B. Ruth	33	World Series	41	129	37	42	5	2	15	33	2	30	4	3	166	96	22	2		2	3	.326	.470	.744	1.214
3	Yogi Berra Y. Berra	32	World Series	75	259	41	71	10	0	12	39	3	17	0	2	295	117	22	0	1	6	5	.274	.359	.452	.811
4	Phil Rizzuto P. Rizzuto	30	World Series	52	183	21	45	3	0	2	8	1	11	10	3	219	54	5	5	0	1	2	.246	.355	.295	.650
5	David Justice D. Justice	26	World Series	36	124	17	25	3	0	4	21	2	30	3	1	152	40	7	0	0	3	1	.202	.349	.323	.671
6	Lou Gehrig L. Gehrig	26	World Series	34	119	30	43	8	3	10	35	2	17	0	1	148	87	21	1		2	1	.361	.483	.731	1.214
7	Mickey Cochrane M. Cochrane	25	World Series	31	110	17	27	4	0	2	7	0	8	0	1	136	37	6	1		0	3	.245	.385	.336	.722
8	Jim Gilliam J. Gilliam	23	World Series	39	147	15	31	5	0	2	12	2	9	4	4	172	42	7	0	0	0	4	.211	.326	.286	.611
9	Jackie Robinson J. Robinson	21	World Series	38	137	22	32	7	1	2	12	0	14	6	0	160	47	10	2	0	2	5	.234	.335	.343	.679
10	Bernie Williams B. Williams	20	World Series	32	120	16	25	3	0	5	14	0	26	2	0	141	43	8	0	1	7	3	.208	.319	.358	.677
11	Gil McDougald G. McDougald	20	World Series	53	190	23	45	4	1	7	24	1	29	2	1	215	72	12	2	2	1	2	.237	.310	.379	.689
12	Gene Woodling G. Woodling	19	World Series	26	85	21	27	5	2	3	6	0	8	0	1	104	45	10	0		2	0	.318	.442	.529	.972
13	Joe DiMaggio J. DiMaggio	19	World Series	51	199	27	54	6	0	8	30	1	23	0	0	220	84	14	1		6	7	.271	.338	.422	.760
14	Roger Maris R. Maris	18	World Series	41	152	26	33	5	0	6	18	0	21	0	0	171	56	11	0	1	1	3	.217	.298	.368	.667
15	Pee Wee Reese P. Wee Reese	18	World Series	44	169	20	46	3	2	2	16	1	17	5	3	191	59	7	3	0	0	2	.272	.346	.349	.695
16	Jorge Posada J. Posada	17	World Series	29	96	7	21	5	0	2	11	0	31	1	1	114	32	7	0	1	4	5	.219	.333	.333	.667
17	Gene Tenace G. Tenace	17	World Series	24	57	5	13	2	0	4	12	0	17	0	2	75	27	6	1	0	2	2	.228	.405	.474	.879
18	Gil Hodges G. Hodges	17	World Series	39	131	15	35	2	1	5	21	0	22	1	1	151	54	8	2	1	1	4	.267	.349	.412	.761
19	Ross Youngs R. Youngs	17	World Series	26	91	10	26	2	1	1	10	1	9	3	2	110	33	4	1		3	0	.286	.404	.363	.766
20	Paul O'Neill P. O'Neill	16	World Series	27	92	9	24	6	2	0	7	0	14	2	0	109	34	8	1	0	1	7	.261	.370	.370	.740
21	Pete Rose P. Rose	16	World Series	34	130	12	35	5	1	2	9	2	12	1	2	149	48	8	0	1	3	1	.269	.356	.369	.725
22	Manny Ramirez M. Ramirez	15	World Series	21	77	10	19	1	0	4	14	0	15	1	0	94	32	5	0	2	4	4	.247	.362	.416	.777
23	Reggie Jackson R. Jackson	15	World Series	27	98	21	35	7	1	10	24	3	24	1	0	116	74	18	0	0	2	3	.357	.457	.755	1.212
24	Joe Morgan J. Morgan	15	World Series	23	85	14	20	4	2	3	8	0	9	7	4	101	37	9	0	1	1	1	.235	.347	.435	.782
25	Eddie Mathews E. Mathews	15	World Series	16	50	7	10	5	0	1	7	0	17	1	0	66	18	6	1	0	2	1	.200	.385	.360	.745