Bill Russell has gotten the most boards in a game 7, with 40 boards in Game 7 of the 1962 NBA Finals versus the Lakers.

Interpreted as:

most rebounds by a player in a game 7

	NAME	REB	DATE	TM		OPP	MIN	PTS	AST	STL	BLK	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TOV	PF	+/-
1	Bill Russell B. Russell	40	4/18/1962	BOS	vs	LAL	53	30	4			8	18	44.4				14	17	82.4	58.9				2
2	Bill Russell B. Russell	35	4/9/1960	BOS	vs	STL	47	22	4			7	15	46.7				8	10	80.0	56.7				2
3	Wilt Chamberlain W. Chamberlain	34	4/19/1968	PHI	vs	BOS	48	14	5			4	9	44.4				6	15	40.0	44.9				2
4	Bill Russell B. Russell	32	4/28/1966	BOS	vs	LAL	48	25	1			10	22	45.5				5	5	100.0	51.7				5
5	Wilt Chamberlain W. Chamberlain	32	4/15/1965	PHI	@	BOS	48	30	2			12	15	80.0				6	13	46.2	72.4				1
6	Bill Russell B. Russell	32	4/1/1959	BOS	vs	SYR	46	18	2			8	23	34.8				2	3	66.7	37.0				6
7	Bill Russell B. Russell	32	4/13/1957	BOS	vs	STL	54	19	2			7	17	41.2				5	10	50.0	44.4				5
8	Wilt Chamberlain W. Chamberlain	30	4/16/1964	SFW	vs	STL	48	39	6			19	29	65.5				1	6	16.7	61.6				2
9	Bill Russell B. Russell	29	4/15/1965	BOS	vs	PHI	48	15	8			7	16	43.8				1	2	50.0	44.4				3
10	Wilt Chamberlain W. Chamberlain	28	4/15/1973	LAL	vs	CHI	48	21	4			10	17	58.8				1	1	100.0	60.2				2
11	Dave Cowens D. Cowens	27	5/1/1977	BOS	@	PHI	46	11	1			5	16	31.3				1	2	50.0	32.6	7	20		3
12	Wilt Chamberlain W. Chamberlain	27	4/9/1970	LAL	vs	PHX	43	30	6			11	18	61.1				8	17	47.1	58.9				2
13	Wilt Chamberlain W. Chamberlain	27	5/5/1969	LAL	vs	BOS	43	18	3			7	8	87.5				4	13	30.8	65.6				5
14	Kareem Abdul-Jabbar K. Abdul-Jabbar	26	5/4/1977	LAL	vs	GSW	47	36	4	5	1	14	25	56.0				8	10	80.0	61.2	8	18		5
15	Bill Russell B. Russell	26	4/19/1968	BOS	@	PHI	48	12	5			4	6	66.7				4	10	40.0	57.7				5
16	Charles Barkley C. Barkley	24	6/5/1993	PHX	vs	SEA	46	44	1	1	1	12	20	60.0	1	1	100.0	19	22	86.4	74.1	10	14	1	3
17	Wilt Chamberlain W. Chamberlain	24	5/8/1970	LAL	@	NYK	48	21	4			10	16	62.5				1	11	9.1	50.4				1
18	Bill Russell B. Russell	24	4/10/1963	BOS	vs	CIN	48	20	4			8	14	57.1				4	6	66.7	60.1				4
19	Charles Barkley C. Barkley	23	5/20/1995	PHX	vs	HOU	44	18	5	1	0	7	16	43.8	0	2	0.0	4	5	80.0	49.5	6	17	7	3
20	Tom Heinsohn T. Heinsohn	23	4/13/1957	BOS	vs	STL	45	37	2			17	33	51.5				3	11	27.3	48.9				6
21	Nikola Jokić N. Jokić	22	9/15/2020	DEN	@	LAC	40	16	13	2	3	5	13	38.5	0	4	0.0	6	6	100.0	51.2	3	19	5	4	+22
22	Patrick Ewing P. Ewing	22	6/5/1994	NYK	vs	IND	44	24	7	1	5	10	23	43.5	0	0		4	6	66.7	46.8	11	11	3	5
23	Wes Unseld W. Unseld	22	4/4/1971	BAL	vs	PHI	42	16	4			6	14	42.9				4	9	44.4	44.5				4
24	Elgin Baylor E. Baylor	22	4/18/1962	LAL	@	BOS	51	41	4			13	40	32.5				15	21	71.4	41.6				6
25	Wilt Chamberlain W. Chamberlain	22	4/5/1962	PHI	@	BOS	48	22	3			7	15	46.7				8	9	88.9	58.0				3