Barry Bonds has the most intentional walks in a postseason, with 13 intentional walks in 2002.

	NAME	IBB	SEASON	TM	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	GIDP	AVG	OBP	SLG	OPS
1	Barry Bonds B. Bonds	13	2002	SFG	17	45	18	16	2	1	8	16	27	0	6	0	1	74	44	11	0	2	0	.356	.581	.978	1.559
2	Albert Pujols A. Pujols	8	2011	STL	18	68	15	24	8	0	5	16	12	2	11	1	1	82	47	13	0	0	1	.353	.463	.691	1.155
3	Barry Bonds B. Bonds	6	2003	SFG	4	9	3	2	1	0	0	2	8	0	0	1	0	18	3	1	0	1	0	.222	.556	.333	.889
4	Chipper Jones C. Jones	6	1999	ATL	14	45	7	11	2	0	1	4	18	1	11	3	1	65	16	3	0	1	1	.244	.462	.356	.817
5	José Ramírez J. Ramírez	5	2024	CLE	10	35	5	8	3	0	2	6	7	1	5	2	0	44	17	5	0	1	0	.229	.364	.486	.849
6	Miguel Cabrera M. Cabrera	5	2011	DET	11	35	7	11	4	0	4	10	12	0	11	2	0	47	27	8	0	0	1	.314	.489	.771	1.261
7	Josh Hamilton J. Hamilton	5	2010	TEX	16	58	9	11	1	0	5	9	11	0	13	4	1	69	27	6	0	0	2	.190	.319	.466	.784
8	Albert Pujols A. Pujols	5	2006	STL	16	52	11	15	3	0	3	6	13	1	10	0	1	66	27	6	0	0	2	.288	.439	.519	.959
9	Jorge Posada J. Posada	5	2000	NYY	16	54	6	11	4	0	0	5	13	1	14	0	1	68	15	4	0	0	1	.204	.368	.278	.645
10	George Brett G. Brett	5	1985	KCR	14	50	11	18	3	0	3	6	11	0	12	1	1	61	30	6	0	0	1	.360	.475	.600	1.075
11	Pedro Guerrero P. Guerrero	5	1985	LAD	6	20	2	5	1	0	0	4	5	0	2	2	0	26	6	1	0	1	1	.250	.385	.300	.685
12	Shohei Ohtani S. Ohtani	4	2025	LAD	12	49	9	11	0	1	6	11	8	0	19	1	0	57	31	7	0	0	0	.224	.333	.633	.966
13	Vladimir Guerrero Jr. V. Guerrero Jr.	4	2025	TOR	13	51	12	22	3	0	6	12	7	1	4	0	0	60	43	9	0	1	0	.431	.500	.843	1.343
14	Yuli Gurriel Y. Gurriel	4	2021	HOU	16	61	8	19	1	0	1	10	5	0	10	2	0	66	23	2	0	0	1	.311	.364	.377	.741
15	Mookie Betts M. Betts	4	2018	BOS	14	62	13	13	4	0	1	4	7	1	12	1	0	70	20	5	0	0	0	.210	.300	.323	.623
16	David Ortiz D. Ortiz	4	2013	BOS	16	51	12	18	3	0	5	13	16	0	7	0	0	68	36	8	0	1	1	.353	.500	.706	1.206
17	Ryan Howard R. Howard	4	2008	PHI	14	52	8	14	3	0	3	9	11	0	16	0	0	63	26	6	0	0	1	.269	.397	.500	.897
18	Manny Ramirez M. Ramirez	4	2008	LAD	8	25	9	13	2	0	4	10	11	0	4	0	0	36	27	6	0	0	1	.520	.667	1.080	1.747
19	Shane Victorino S. Victorino	4	2008	PHI	14	52	5	14	3	1	2	13	6	0	4	3	0	59	25	6	1	0	2	.269	.345	.481	.826
20	Sammy Sosa S. Sosa	4	2003	CHC	12	42	8	11	2	0	2	7	12	1	13	1	0	55	19	4	0	0	1	.262	.436	.452	.889
21	Mike Piazza M. Piazza	4	2000	NYM	14	53	11	16	6	0	4	8	9	0	7	0	1	62	34	10	0	0	1	.302	.403	.642	1.045
22	Albert Belle A. Belle	4	1995	CLE	14	46	8	11	2	0	4	8	14	1	13	0	1	61	25	6	0	0	0	.239	.426	.543	.970
23	Edgar Martinez E. Martinez	4	1995	SEA	11	44	6	14	3	0	2	10	8	1	7	1	1	53	23	5	0	0	1	.318	.434	.523	.957
24	Kirby Puckett K. Puckett	4	1991	MIN	12	45	8	15	1	1	4	10	6	0	11	1	0	54	30	6	1	2	1	.333	.396	.667	1.063
25	Keith Hernandez K. Hernandez	4	1986	NYM	13	52	4	13	1	1	0	7	8	0	7	0	0	61	16	2	0	1	0	.250	.344	.308	.652