Wilt Chamberlain has the most boards in a game 6, with 33 rebounds in Game 6 of the 1971 Western Conference Semifinals against the Bulls.

Interpreted as:

most rebound by a player in a game 6

	NAME	REB	DATE	TM		OPP	MIN	PTS	AST	STL	BLK	FGM	FGA	FG%	3PM	3PA	FTM	FTA	FT%	TS%	OREB	DREB	TOV	PF
1	Wilt Chamberlain W. Chamberlain	33	4/4/1971	LAL	@	CHI	48	13	9			4	10	40.0			5	10	50.0	45.1				3
2	Bill Russell B. Russell	31	4/17/1968	BOS	vs	PHI	48	17	5			6	13	46.2			5	7	71.4	52.9				5
3	Wilt Chamberlain W. Chamberlain	27	5/6/1970	LAL	vs	NYK	46	45	3			20	27	74.1			5	14	35.7	67.9				3
4	Wilt Chamberlain W. Chamberlain	27	4/17/1968	PHI	@	BOS	48	20	8			6	21	28.6			8	23	34.8	32.1				1
5	Wilt Chamberlain W. Chamberlain	27	4/1/1968	PHI	@	NYK	48	25	3			10	19	52.6			5	15	33.3	48.8				5
6	Wilt Chamberlain W. Chamberlain	26	4/13/1973	LAL	@	CHI	48	14	4			4	5	80.0			6	10	60.0	74.5				4
7	Wilt Chamberlain W. Chamberlain	26	4/7/1970	LAL	@	PHX	48	12	11			4	11	36.4			4	12	33.3	36.9				1
8	Wilt Chamberlain W. Chamberlain	26	4/13/1965	PHI	vs	BOS	48	30	4			13	22	59.1			4	8	50.0	58.8				5
9	Hakeem Olajuwon H. Olajuwon	25	5/14/1987	HOU	@	SEA	53	49	2	2	6	19	33	57.6	0	0	11	13	84.6	63.3	11	14	2	4
10	Kareem Abdul-Jabbar K. Abdul-Jabbar	25	4/22/1972	MIL	vs	LAL	48	37	8			16	37	43.2			5	5	100.0	47.2				5
11	Wilt Chamberlain W. Chamberlain	25	4/5/1969	LAL	@	SFW	39	11	1			5	9	55.6			1	3	33.3	53.3				2
12	Mel Counts M. Counts	25	5/2/1968	LAL	vs	BOS	39	11	2			5	12	41.7			1	3	33.3	41.3				3
13	Bill Russell B. Russell	25	3/24/1960	BOS	@	PHI	48	25	3			11	26	42.3			3	4	75.0	45.0				5
14	Wilt Chamberlain W. Chamberlain	24	4/22/1972	LAL	@	MIL	48	20	2			8	12	66.7			4	7	57.1	66.3				3
15	Curtis Perry C. Perry	24	4/22/1972	MIL	vs	LAL	46	8	1			3	5	60.0			2	2	100.0	68.0				4
16	Wes Unseld W. Unseld	24	4/5/1970	BAL	vs	NYK	40	6	2			2	7	28.6			2	2	100.0	38.1				4
17	Wilt Chamberlain W. Chamberlain	24	4/12/1964	SFW	@	STL	46	34	3			13	24	54.2			8	15	53.3	55.6				1
18	Bill Russell B. Russell	24	4/24/1963	BOS	@	LAL	48	12	9			5	12	41.7			2	5	40.0	42.3				3
19	Bill Russell B. Russell	24	4/16/1962	BOS	@	LAL	48	19	10			6	11	54.5			7	10	70.0	61.7				2
20	Wilt Chamberlain W. Chamberlain	24	3/24/1960	PHI	vs	BOS	48	26	0			8	18	44.4			10	16	62.5	51.9				5
21	Bill Russell B. Russell	24	3/29/1959	BOS	@	SYR	48	25				8	16	50.0			9	12	75.0	58.7				2
22	Bill Walton B. Walton	23	6/5/1977	POR	vs	PHI	42	20	7	0	8	8	15	53.3			4	5	80.0	58.1	3	20		4
23	Elvin Hayes E. Hayes	23	4/10/1974	CAP	vs	NYK	47	31	4			14	28	50.0			3	4	75.0	52.1	10	13		2
24	Bill Russell B. Russell	23	4/1/1968	BOS	@	DET	47	15	9			6	18	33.3			3	4	75.0	38.0				3
25	Wilt Chamberlain W. Chamberlain	23	4/24/1967	PHI	@	SFW	48	24	4			8	13	61.5			8	16	50.0	59.9				3