Bernie Williams has the most career RBIs for the Yankees in the postseason, with 80 RBIs.

Interpreted as:

most rbi by a player in yankee playoff history

	NAME	RBI	G	AB	R	H	2B	3B	HR	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Bernie Williams B. Williams	80	121	465	83	128	29	0	22	71	3	85	8	5	545	223	51	0	6	11	17	.275	.371	.480	.850
2	Derek Jeter D. Jeter	61	158	650	111	200	32	5	20	66	5	135	18	5	734	302	57	9	4	3	14	.308	.374	.465	.838
3	Giancarlo Stanton G. Stanton	44	48	177	26	45	8	0	18	20	0	49	2	0	202	107	26	0	5	1	5	.254	.322	.605	.926
4	Jorge Posada J. Posada	42	125	416	53	103	23	1	11	70	3	109	3	3	492	161	35	0	3	9	15	.248	.358	.387	.745
5	Aaron Judge A. Judge	41	65	246	42	58	8	0	17	40	3	91	5	1	292	117	25	0	3	3	4	.236	.346	.476	.822
6	Mickey Mantle M. Mantle	40	65	230	42	59	6	2	18	43	0	54	3	4	273	123	26	0	0	6	2	.257	.374	.535	.908
7	Hideki Matsui H. Matsui	39	56	205	32	64	15	1	10	27	1	33	0	0	235	111	26	0	2	2	5	.312	.391	.541	.933
8	Yogi Berra Y. Berra	39	75	259	41	71	10	0	12	32	3	17	0	2	295	117	22	0	1	6	5	.274	.359	.452	.811
9	Lou Gehrig L. Gehrig	35	34	119	30	43	8	3	10	26	2	17	0	1	150	87	21	1		2	1	.361	.483	.731	1.214
10	Paul O'Neill P. O'Neill	34	76	270	36	76	14	2	10	32	0	38	3	0	304	124	26	0	2	2	12	.281	.355	.459	.815
11	Robinson Cano R. Cano	33	51	203	22	45	10	3	8	11	2	28	0	2	217	85	21	0	1	3	7	.222	.267	.419	.686
12	Alex Rodriguez A. Rodriguez	33	61	225	37	54	13	0	10	36	9	61	7	2	273	97	23	0	3	4	5	.240	.363	.431	.794
13	Tino Martinez T. Martinez	32	81	287	36	69	14	0	8	31	6	59	2	1	326	107	22	0	2	6	1	.240	.325	.373	.698
14	Scott Brosius S. Brosius	30	58	196	19	48	8	1	8	8	2	46	0	2	217	82	17	8	3	3	4	.245	.278	.418	.696
15	Joe DiMaggio J. DiMaggio	30	51	199	27	54	6	0	8	19	1	23	0	0	220	84	14	1		6	7	.271	.338	.422	.760
16	Babe Ruth B. Ruth	30	36	118	37	41	5	1	15	33	2	26	4	3	155	93	21	1		2	3	.347	.497	.788	1.285
17	Reggie Jackson R. Jackson	29	34	119	27	39	5	0	12	16	3	29	2	1	139	80	17	0	1	2	3	.328	.417	.672	1.090
18	Bill Skowron B. Skowron	26	35	120	17	34	4	1	7	5	1	23	0	0	127	61	12	0	1	0	3	.283	.315	.508	.823
19	Gleyber Torres G. Torres	25	45	172	28	46	8	0	7	25	0	32	6	0	198	75	15	0	1	0	6	.267	.359	.436	.795
20	Gil McDougald G. McDougald	24	53	190	23	45	4	1	7	20	1	29	2	1	215	72	12	2	2	1	2	.237	.310	.379	.689
21	Hank Bauer H. Bauer	24	53	188	21	46	2	3	7	8	1	25	1	2	199	75	12	2	0	0	3	.245	.279	.399	.678
22	Bill Dickey B. Dickey	24	38	145	19	37	1	1	5	15	1	12	1	1	161	55	7	0		2	4	.255	.329	.379	.709
23	Graig Nettles G. Nettles	23	43	155	14	35	5	1	5	13	1	20	0	1	171	57	11	0	2	0	5	.226	.287	.368	.654
24	Thurman Munson T. Munson	22	30	129	19	46	9	0	3	5	0	19	1	1	135	64	12	0	1	1	4	.357	.378	.496	.874
25	Gary Sánchez G. Sánchez	19	31	111	11	19	3	0	7	6	1	44	0	0	121	43	10	0	3	0	3	.171	.215	.387	.602