Wayne Gretzky had the most games in hat tricks, with 50 games.

Interpreted as:

most regular-season games with hat trick by a player

	NAME	GP	HT	G	A	P	+/-	PIM	PPG	PPA	SHG	SHA	GWG	OTG	S	S%	FOW	FO	FOW%	HIT	BKS	TKA	GVA	TOI/GP
1	Wayne Gretzky W. Gretzky	50	50	167	78	245	+147	12	28	20	15	4	21	0	339	49.3
2	Mario Lemieux M. Lemieux	40	40	136	41	177	+75	34	50	17	15	0	15	1	265	51.3	4	16	25.0	1	0	1	0	25:00
3	Mike Bossy M. Bossy	39	39	125	23	148	+94	0	36	6	1	0	15	0	237	52.7
4	Brett Hull B. Hull	33	33	102	19	121	+55	18	34	7	6	1	12	1	222	45.9	0	0		1	0	4	6	16:10
5	Alex Ovechkin A. Ovechkin	32	32	100	12	112	+66	16	28	4	0	0	16	3	189	52.9	5	5	100.0	49	14	14	23	19:36
6	Phil Esposito P. Esposito	32	32	101	28	129	+61	20	36	9	6	0	16	0	265	38.1
7	Marcel Dionne M. Dionne	28	28	87	23	110	+63	12	23	6	0	0	9	1	190	45.8
8	Bobby Hull B. Hull	28	28	88	16	104	+68	15	17	5	2	1	16	0	226	38.9
9	Maurice Richard M. Richard	26	26	82	20	102		12	25	2	1	0	8	0
10	Cy Denneny C. Denneny	25	25	84	11	95		13					11	0
11	Jari Kurri J. Kurri	23	23	72	19	91	+63	10	17	5	4	1	7	0	123	58.5
12	Teemu Selanne T. Selanne	22	22	68	10	78	+39	12	22	4	0	0	8	0	112	60.7	10	15	66.7	4	0	2	8	19:08
13	Glenn Anderson G. Anderson	21	21	66	17	83	+52	12	21	5	4	0	12	1	141	46.8
14	Richard Martin R. Martin	21	21	67	9	76	+43	23	17	2	0	0	7	0	127	52.8
15	Pavel Bure P. Bure	20	20	63	10	73	+38	14	20	2	5	0	11	1	145	43.4	0	2	0.0	1	4	3	6	26:57
16	Darryl Sittler D. Sittler	20	20	64	17	81	+48	20	19	7	1	0	8	0	131	48.9
17	David Pastrnak D. Pastrnak	19	19	58	10	68	+42	16	18	3	0	0	10	0	122	47.5	2	10	20.0	20	3	9	29	17:53
18	Peter Bondra P. Bondra	19	19	64	6	70	+36	12	15	2	2	1	11	0	120	53.3	0	0		7	1	4	6	20:20
19	Dino Ciccarelli D. Ciccarelli	19	19	61	13	74	+32	4	23	4	0	0	6	1	127	48.0
20	Mark Messier M. Messier	19	19	61	6	67	+42	29	10	1	2	1	10	0	106	57.5
21	Gordie Howe G. Howe	19	19	57	14	71	+18	20	12	4	1	0	7	0	48	43.8
22	Brendan Shanahan B. Shanahan	18	18	55	9	64	+29	16	21	2	6	0	10	3	113	48.7	0	6	0.0	2	1	2	7	19:08
23	Steve Yzerman S. Yzerman	18	18	55	14	69	+43	28	9	3	6	1	8	0	134	41.0
24	Bernie Nicholls B. Nicholls	18	18	58	14	72	+36	29	21	5	7	0	8	1	118	49.2
25	Mike Gartner M. Gartner	18	18	56	8	64	+36	15	16	2	2	1	4	0	108	51.9