Wayne Gretzky has the most games with 6+ assists in a season, with 3 games in 1985-86.

player most 6 or more assists game in a single season

	NAME	GP	A	SEASON	TM	G	P	+/-	PIM	PPG	PPA	SHG	SHA	GWG	OTG	S	S%	FOW	FO	FOW%	HIT	BKS	TKA	GVA	TOI/GP
1	Wayne Gretzky W. Gretzky	3	20	1985-86	EDM	0	20	+13	2	0	0	0	5	0	0	16	0.0
2	Connor McDavid C. McDavid	1	6	2023-24	EDM	0	6	+6	0	0	0	0	0	0	0	2	0.0	14	22	63.6	1	1	1	0	19:03
3	Kris Letang K. Letang	1	6	2023-24	PIT	0	6	+6	2	0	0	0	0	0	0	1	0.0	0	0		0	2	0	1	22:42
4	Leon Draisaitl L. Draisaitl	1	6	2020-21	EDM	0	6	+3	0	0	3	0	0	0	0	0		19	25	76.0	0	0	1	0	19:39
5	Eric Lindros E. Lindros	1	6	1996-97	PHI	1	7	+5	2	0	2	0	0	0	0	6	16.7
6	Mario Lemieux M. Lemieux	1	6	1995-96	PIT	1	7	+2	0	0	5	0	0	0	0	3	33.3
7	Tomas Sandstrom T. Sandstrom	1	6	1993-94	LAK	0	6	+3	0	0	1	0	0	0	0	2	0.0
8	Doug Gilmour D. Gilmour	1	6	1992-93	TOR	0	6	+4	0	0	1	0	0	0	0	3	0.0
9	Mario Lemieux M. Lemieux	1	6	1992-93	PIT	1	7	+2	2	1	4	0	1	0	0	9	11.1
10	Mike Ridley M. Ridley	1	6	1988-89	WSH	0	6	+3	0	0	3	0	0	0	0	1	0.0
11	Bernie Nicholls B. Nicholls	1	6	1988-89	LAK	2	8	+5	0	0	2	1	0	0	0	9	22.2
12	Mario Lemieux M. Lemieux	1	6	1988-89	PIT	2	8	+5	2	0	3	0	0	0	0	7	28.6
13	Ron Francis R. Francis	1	6	1986-87	HFD	0	6	+3	0	0	2	0	0	0	0	1	0.0
14	Gary Suter G. Suter	1	6	1985-86	CGY	0	6	+2	2	0	5	0	0	0	0	2	0.0
15	Paul Coffey P. Coffey	1	6	1985-86	EDM	2	8	+7	0	0	1	0	0	1	0	5	40.0
16	Patrik Sundstrom P. Sundstrom	1	6	1983-84	VAN	1	7	+5	2	0	1	0	0	0	0	5	20.0
17	Mark Messier M. Messier	1	6	1983-84	EDM	0	6	+2	2	0	2	0	0	0	0	3	0.0
18	Guy Chouinard G. Chouinard	1	6	1980-81	CGY	0	6	+1	0	0	3	0	0	0	0	4	0.0
19	Mike Bossy M. Bossy	1	6	1980-81	NYI	0	6	+4	0	0	1	0	0	0	0	4	0.0
20	Wayne Gretzky W. Gretzky	1	7	1979-80	EDM	0	7	+4	0	0	2	0	0	0	0	4	0.0
21	Greg Malone G. Malone	1	6	1979-80	PIT	0	6	+5	0	0	2	0	0	0	0	3	0.0
22	Ron Stackhouse R. Stackhouse	1	6	1974-75	PIT	0	6	+3	0	0	3	0	0	0	0	4	0.0
23	Bobby Orr B. Orr	1	6	1972-73	BOS	0	6	+4	0	0	1	0	0	0	0	7	0.0
24	Ken Hodge K. Hodge	1	6	1970-71	BOS	0	6	+5	0	0	1	0	0	0	0	4	0.0
25	Pat Stapleton P. Stapleton	1	6	1968-69	CHI	0	6	+6	0	0	1	0	2	0	0	1	0.0