I couldn't find anything for this season, but Carter Hart had the most wins in 2023-24, with 12 wins.

Interpreted as:

Which NHL player has won the most hart this regular season?

		NAME	W	SEASON	TM	GP	G	A	P	+/-	PIM	PPG	PPA	SHG	SHA	GWG	OTG	S	S%	FOW	FO	FOW%	HIT	BKS	TKA	GVA	TOI/GP
1		Carter Hart C. Hart	12	2023-24	PHI	26	0	1	1	0	0	0	0	0	0	0	0	0		0	0		0	0	0	20	55:58

Games

	NAME	W	DATE	SEASON	TM		OPP	G	A	P	+/-	PIM	PPG	PPA	SHG	SHA	GWG	OTG	S	FOW	FO	HIT	BKS	TKA	GVA	TOI/GP
1	Carter Hart C. Hart	0	1/20/2024	2023-24	PHI	vs	COL	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	40:00
2	Carter Hart C. Hart	1	1/15/2024	2023-24	PHI	@	STL	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	59:56
3	Carter Hart C. Hart	1	1/12/2024	2023-24	PHI	@	MIN	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	63:36
4	Carter Hart C. Hart	0	1/8/2024	2023-24	PHI	vs	PIT	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	59:50
5	Carter Hart C. Hart	1	1/6/2024	2023-24	PHI	vs	CGY	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	60:00
6	Carter Hart C. Hart	0	1/2/2024	2023-24	PHI	@	EDM	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	60:00
7	Carter Hart C. Hart	0	12/29/2023	2023-24	PHI	@	SEA	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	62:35
8	Carter Hart C. Hart	0	12/28/2023	2023-24	PHI	@	VAN	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	17:24
9	Carter Hart C. Hart	0	12/22/2023	2023-24	PHI	@	DET	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	65:00
10	Carter Hart C. Hart	1	12/9/2023	2023-24	PHI	@	COL	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	60:00
11	Carter Hart C. Hart	1	12/7/2023	2023-24	PHI	@	ARI	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	60:00
12	Carter Hart C. Hart	1	12/4/2023	2023-24	PHI	vs	PIT	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	63:55
13	Carter Hart C. Hart	0	11/30/2023	2023-24	PHI	vs	NJD	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	3	59:06
14	Carter Hart C. Hart	0	11/28/2023	2023-24	PHI	vs	CAR	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	59:24
15	Carter Hart C. Hart	0	11/24/2023	2023-24	PHI	vs	NYR	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	57:01
16	Carter Hart C. Hart	0	11/22/2023	2023-24	PHI	@	NYI	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	2	58:15
17	Carter Hart C. Hart	1	11/18/2023	2023-24	PHI	vs	VGK	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	61:00
18	Carter Hart C. Hart	1	11/15/2023	2023-24	PHI	@	CAR	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	60:00
19	Carter Hart C. Hart	0	11/1/2023	2023-24	PHI	vs	BUF	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	10:00
20	Carter Hart C. Hart	0	10/30/2023	2023-24	PHI	vs	CAR	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	2	59:44
21	Carter Hart C. Hart	1	10/26/2023	2023-24	PHI	vs	MIN	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	60:00
22	Carter Hart C. Hart	0	10/24/2023	2023-24	PHI	@	VGK	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	59:45
23	Carter Hart C. Hart	1	10/19/2023	2023-24	PHI	vs	EDM	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	60:00
24	Carter Hart C. Hart	1	10/17/2023	2023-24	PHI	vs	VAN	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	59:43
25	Carter Hart C. Hart	0	10/14/2023	2023-24	PHI	@	OTT	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	58:57
	Total	12						0	1	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	20	55:58