Johnny Damon has the most ribbies in an ALCS game, with 6 RBIs versus the Yankees on October 20, 2004.

Interpreted as:

most rbi by a player in single alcs game

	NAME	RBI	DATE	SEASON	SERIES	TM		OPP	AB	R	H	2B	3B	HR	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP
1	Johnny Damon J. Damon	6	10/20/2004	2004	ALCS	BOS	@	NYY	6	2	3	0	0	2	0	0	0	1	0	6	9	2	0	0	0	1
2	Adolis García A. García	5	10/23/2023	2023	ALCS	TEX	@	HOU	5	3	4	0	0	2	0	0	0	1	0	5	10	2	0	0	0	0
3	Gleyber Torres G. Torres	5	10/12/2019	2019	ALCS	NYY	@	HOU	5	1	3	1	0	1	0	0	1	0	0	5	7	2	0	0	0	0
4	Michael Young M. Young	5	10/15/2011	2011	ALCS	TEX	vs	DET	6	2	3	2	0	1	0	0	1	0	0	6	8	3	0	0	0	0
5	Nelson Cruz N. Cruz	5	10/10/2011	2011	ALCS	TEX	vs	DET	4	2	3	1	0	2	0	1	0	0	0	5	10	3	0	0	0	0
6	Willy Aybar W. Aybar	5	10/14/2008	2008	ALCS	TBR	@	BOS	5	1	4	0	0	1	0	0	1	0	0	5	7	1	0	0	0	0
7	Dustin Pedroia D. Pedroia	5	10/21/2007	2007	ALCS	BOS	vs	CLE	5	3	3	1	0	1	0	0	0	0	0	5	7	2	0	0	0	1
8	J.D. Drew	5	10/20/2007	2007	ALCS	BOS	vs	CLE	5	2	3	0	0	1	0	0	1	0	0	5	6	1	0	0	0	0
9	Hideki Matsui H. Matsui	5	10/16/2004	2004	ALCS	NYY	@	BOS	6	5	5	2	0	2	0	0	0	0	0	6	13	4	0	0	0	0
10	Hideki Matsui H. Matsui	5	10/12/2004	2004	ALCS	NYY	vs	BOS	5	2	3	2	0	0	0	0	0	0	0	5	5	2	0	0	0	0
11	Adam Kennedy A. Kennedy	5	10/13/2002	2002	ALCS	ANA	vs	MIN	4	3	4	0	0	3	0	0	0	0	0	4	13	3	0	0	0	0
12	Bret Boone B. Boone	5	10/20/2001	2001	ALCS	SEA	@	NYY	5	1	3	0	0	1	0	0	0	0	0	5	6	1	0	0	0	0
13	John Valentin J. Valentin	5	10/16/1999	1999	ALCS	BOS	vs	NYY	6	2	3	0	0	1	0	0	1	0	0	6	6	1	0	0	0	0
14	Don Baylor D. Baylor	5	10/5/1982	1982	ALCS	CAL	vs	MIL	3	1	2	0	1	0	0	0	0	0	0	4	4	1	0	1	0	0
15	Paul Blair P. Blair	5	10/6/1969	1969	ALCS	BAL	@	MIN	6	1	5	2	0	1	0	0	1	0	0	6	10	3	0	0	0	0
16	Adolis García A. García	4	10/22/2023	2023	ALCS	TEX	@	HOU	5	1	1	0	0	1	0	0	4	0	0	5	4	1	0	0	0	0
17	Josh Jung J. Jung	4	10/18/2023	2023	ALCS	TEX	vs	HOU	4	2	2	0	0	2	0	0	1	0	0	4	8	2	0	0	0	1
18	Kyle Schwarber K. Schwarber	4	10/18/2021	2021	ALCS	BOS	vs	HOU	4	1	1	0	0	1	0	0	0	0	0	4	4	1	0	0	0	0
19	Rafael Devers R. Devers	4	10/16/2021	2021	ALCS	BOS	@	HOU	4	2	1	0	0	1	1	0	1	0	0	5	4	1	0	0	0	0
20	J.D. Martinez	4	10/16/2021	2021	ALCS	BOS	@	HOU	5	1	2	0	0	1	0	0	1	0	0	5	5	1	0	0	0	0
21	Jackie Bradley Jr. J. Bradley Jr.	4	10/16/2018	2018	ALCS	BOS	@	HOU	4	1	1	0	0	1	0	0	1	0	0	4	4	1	0	0	0	0
22	Alcides Escobar A. Escobar	4	10/20/2015	2015	ALCS	KCR	@	TOR	3	1	2	0	0	0	0	1	0	0	0	6	2	0	0	2	0	0
23	Alex Gordon A. Gordon	4	10/10/2014	2014	ALCS	KCR	@	BAL	4	1	3	1	0	1	0	1	1	0	0	5	7	2	0	0	0	0
24	Shane Victorino S. Victorino	4	10/19/2013	2013	ALCS	BOS	vs	DET	3	1	1	0	0	1	0	1	0	0	0	4	4	1	0	0	0	0
25	David Ortiz D. Ortiz	4	10/13/2013	2013	ALCS	BOS	vs	DET	3	1	1	0	0	1	1	0	2	0	0	4	4	1	0	0	0	0