The Toronto Maple Leafs had their most minor penalties in a game against the Red Wings on March 2, 1990, with 23 incurred.

leafs minor penalties most in one regular-season game

	TEAM	MINOR	DATE	TM		OPP	RESULT	G	GA	PPG	PPO	OPP PPG	OPP PPO	S	SA
1	Maple Leafs	23	3/2/1990	TOR	@	DET	L 2-3	2	3	1	3	2	8	27	28
2	Maple Leafs	20	12/21/1987	TOR	vs	MNS	T 0-0	0	0	0	8	0	8	33	28
3	Maple Leafs	19	12/15/1992	TOR	@	MNS	L 5-6	5	6	0	6	3	9	32	39
4	Maple Leafs	19	11/9/1991	TOR	vs	CGY	L 1-6	1	6	1	9	2	9	39	39
5	Maple Leafs	19	2/17/1990	TOR	vs	NJD	W 5-4	5	4	1	4	2	10	25	45
6	Maple Leafs	18	12/7/1980	TOR	@	QUE	T 4-4	4	4	4	8	2	10	26	26
7	Maple Leafs	17	1/31/2004	TOR	vs	OTT	W 5-1	5	1	4	7	1	14	25	25
8	Maple Leafs	17	10/5/1991	TOR	vs	DET	W 8-5	8	5	2	5	1	10	25	50
9	Maple Leafs	16	1/1/1994	TOR	vs	LAK	L 4-7	4	7	1	6	1	6	40	30
10	Maple Leafs	16	12/27/1993	TOR	@	CHI	L 2-5	2	5	1	6	2	6	28	31
11	Maple Leafs	16	1/26/1990	TOR	@	NJD	W 5-1	5	1	0	3	0	9	31	28
12	Maple Leafs	16	10/8/1988	TOR	vs	CHI	W 7-4	7	4	2	7	3	7	33	25
13	Maple Leafs	16	2/5/1988	TOR	@	BUF	L 2-5	2	5	0	4	2	6	22	32
14	Maple Leafs	16	11/15/1986	TOR	vs	DET	W 6-0	6	0	1	7	0	7	28	21
15	Maple Leafs	16	3/30/1986	TOR	@	CHI	W 5-4	5	4	1	6	2	7	36	53
16	Maple Leafs	15	1/21/1993	TOR	@	TBL	W 6-1	6	1	3	10	1	11	35	43
17	Maple Leafs	15	3/9/1991	TOR	@	BOS	L 0-2	0	2	0	2	1	5	19	17
18	Maple Leafs	15	3/8/1990	TOR	@	HFD	W 7-6	7	6	2	4	4	9	31	35
19	Maple Leafs	15	1/8/1988	TOR	@	CHI	L 3-7	3	7	1	10	2	9	39	40
20	Maple Leafs	15	1/6/1988	TOR	vs	MNS	T 5-5	5	5	5	9	1	6	43	29
21	Maple Leafs	14	12/9/2006	TOR	@	DET	L 1-5	1	5	1	8	5	14	22	31
22	Maple Leafs	14	2/12/1996	TOR	vs	PIT	W 4-1	4	1	3	8	1	9	32	39
23	Maple Leafs	14	4/5/1994	TOR	@	DAL	W 6-4	6	4	2	4	1	7	36	33
24	Maple Leafs	14	1/29/1986	TOR	vs	WSH	W 5-2	5	2	1	7	2	8	31	32
25	Maple Leafs	14	2/17/1979	TOR	vs	LAK	W 5-2	5	2	1	4	2	10	27	32