Adolis García has the most RBIs in a postseason, with 22 RBIs in 2023.

	NAME	RBI	SEASON	TM	G	AB	R	H	2B	3B	HR	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Adolis García A. García	22	2023	TEX	15	62	11	20	1	0	8	3	3	18	2	0	68	45	9	0	0	0	0	.323	.382	.726	1.108
2	David Freese D. Freese	21	2011	STL	18	63	12	25	8	1	5	7	1	14	0	0	71	50	14	0	0	1	3	.397	.465	.794	1.258
3	Corey Seager C. Seager	20	2020	LAD	18	67	20	22	4	0	8	11	1	12	2	0	80	50	12	0	1	0	1	.328	.425	.746	1.171
4	David Ortiz D. Ortiz	19	2004	BOS	14	55	13	22	3	1	5	13	0	10	0	1	68	42	9	0	0	3	0	.400	.515	.764	1.278
5	Scott Spiezio S. Spiezio	19	2002	ANA	16	55	10	18	4	1	3	10	0	3	2	0	66	33	8	0	1	2	1	.327	.424	.600	1.024
6	Sandy Alomar Jr. S. Alomar Jr.	19	1997	CLE	18	73	12	20	2	0	5	3	0	8	0	0	76	37	7	0	0	1	3	.274	.303	.507	.809
7	Alex Rodriguez A. Rodriguez	18	2009	NYY	15	52	15	19	5	0	6	12	3	13	2	0	68	42	11	0	1	3	0	.365	.500	.808	1.308
8	Carlos Correa C. Correa	17	2020	HOU	13	47	7	17	1	0	6	8	0	11	0	0	55	36	7	0	0	1	3	.362	.455	.766	1.221
9	Eric Hosmer E. Hosmer	17	2015	KCR	16	66	10	14	2	0	1	3	0	17	1	0	72	19	3	0	3	1	0	.212	.236	.288	.524
10	Ryan Howard R. Howard	17	2009	PHI	15	54	11	15	6	1	3	9	0	21	1	1	64	32	10	0	1	1	0	.278	.375	.593	.968
11	Ivan Rodriguez I. Rodriguez	17	2003	FLA	17	67	10	21	5	0	3	9	0	12	0	0	77	35	8	0	1	3	1	.313	.390	.522	.912
12	Rich Aurilia R. Aurilia	17	2002	SFG	17	68	13	18	4	0	6	4	1	16	0	0	77	40	10	3	1	0	0	.265	.311	.588	.899
13	John Valentin J. Valentin	17	1999	BOS	10	45	9	15	4	0	4	2	0	8	0	0	48	31	8	0	1	0	2	.333	.354	.689	1.043
14	Mookie Betts M. Betts	16	2024	LAD	16	62	14	18	5	0	4	11	0	10	2	0	75	35	9	0	2	3	1	.290	.387	.565	.951
15	Giancarlo Stanton G. Stanton	16	2024	NYY	14	55	9	15	3	0	7	6	0	11	1	0	62	39	10	0	1	1	1	.273	.339	.709	1.048
16	Nelson Cruz N. Cruz	16	2011	TEX	17	62	13	14	2	0	8	7	1	14	0	1	70	40	10	0	0	1	2	.226	.314	.645	.959
17	Albert Pujols A. Pujols	16	2011	STL	18	68	15	24	8	0	5	12	2	11	1	1	82	47	13	0	0	8	1	.353	.463	.691	1.155
18	B.J. Upton	16	2008	TBR	16	66	16	19	1	1	7	5	0	16	6	0	72	43	9	0	1	1	4	.288	.333	.652	.985
19	Manny Ramirez M. Ramirez	16	2007	BOS	14	46	11	16	2	0	4	16	0	9	0	0	63	30	6	0	1	3	3	.348	.508	.652	1.160
20	Barry Bonds B. Bonds	16	2002	SFG	17	45	18	16	2	1	8	27	0	6	0	1	74	44	11	0	2	13	0	.356	.581	.978	1.559
21	Benito Santiago B. Santiago	16	2002	SFG	17	67	5	17	2	0	2	6	0	13	0	0	74	25	4	0	1	1	5	.254	.311	.373	.684
22	Fred McGriff F. McGriff	16	1996	ATL	16	57	11	16	1	1	5	10	0	10	0	1	69	34	7	0	2	1	2	.281	.377	.596	.973
23	Yordan Alvarez Y. Alvarez	15	2023	HOU	11	43	12	20	2	1	6	4	1	14	0	0	49	42	9	0	1	2	0	.465	.510	.977	1.487
24	Kyle Tucker K. Tucker	15	2021	HOU	16	61	13	17	4	0	4	5	0	12	5	0	66	33	8	0	0	0	1	.279	.333	.541	.874
25	Anthony Rendon A. Rendon	15	2019	WSH	17	61	11	20	7	0	3	11	0	10	0	0	75	36	10	0	3	2	0	.328	.413	.590	1.003