Matt Martin had the most penalty minutes in the 2021 playoffs, with 43 minutes in the box.

Interpreted as:

most penalty minutes by a player 2021 playoffs

	NAME	PIM	SEASON	TM	GP	G	A	P	+/-	PPG	PPA	SHG	SHA	GWG	OTG	S	S%	FOW	FO	FOW%	HIT	BKS	TKA	GVA	TOI/GP
1	Matt Martin M. Martin	43	2020-21	NYI	19	1	1	2	+1	0	0	0	0	1	0	14	7.1	0	2	0.0	90	5	1	2	11:55
2	Pat Maroon P. Maroon	37	2020-21	TBL	23	2	2	4	+2	0	0	0	0	1	0	26	7.7	3	3	100.0	37	4	3	3	9:25
3	Ryan Lomberg R. Lomberg	30	2020-21	FLA	6	1	0	1	0	0	0	0	0	1	1	7	14.3	0	0		25	0	1	2	8:15
4	Shea Weber S. Weber	28	2020-21	MTL	22	1	5	6	+4	1	1	0	2	0	0	48	2.1	0	0		72	40	5	29	25:13
5	Barclay Goodrow B. Goodrow	26	2020-21	TBL	18	2	4	6	+4	0	0	0	0	1	0	29	6.9	52	130	40.0	68	13	7	8	17:05
6	Scott Mayfield S. Mayfield	25	2020-21	NYI	19	2	4	6	+12	0	0	0	0	0	0	34	5.9	0	0		37	50	7	10	21:43
7	Corey Perry C. Perry	25	2020-21	MTL	22	4	6	10	-5	2	2	0	0	1	0	30	13.3	0	0		23	17	5	10	13:54
8	Blake Coleman B. Coleman	22	2020-21	TBL	23	3	8	11	+5	0	0	1	0	1	0	45	6.7	1	1	100.0	83	16	14	9	16:10
9	Anthony Cirelli A. Cirelli	20	2020-21	TBL	23	5	7	12	+9	0	2	0	1	1	0	41	12.2	92	189	48.7	68	13	12	10	16:57
10	Mathew Barzal M. Barzal	19	2020-21	NYI	19	6	8	14	0	1	4	0	0	1	0	44	13.6	40	104	38.5	13	9	6	17	17:22
11	Alex Pietrangelo A. Pietrangelo	18	2020-21	VGK	19	4	8	12	+8	0	2	0	0	1	0	76	5.3	0	0		19	52	23	21	25:07
12	Mikhail Sergachev M. Sergachev	18	2020-21	TBL	23	0	3	3	0	0	0	0	0	0	0	28	0.0	0	0		58	45	8	21	21:52
13	Matt Dumba M. Dumba	17	2020-21	MIN	7	1	2	3	-1	0	0	0	0	0	0	6	16.7	0	0		13	20	7	2	23:39
14	Mark Scheifele M. Scheifele	17	2020-21	WPG	5	2	3	5	+1	1	0	0	0	0	0	14	14.3	62	119	52.1	5	8	5	4	26:41
15	Erik Cernak E. Cernak	16	2020-21	TBL	21	1	9	10	+12	0	0	0	0	0	0	36	2.8	0	0		65	26	6	6	19:57
16	Ben Chiarot B. Chiarot	16	2020-21	MTL	22	1	1	2	-6	0	0	0	0	0	0	33	3.0	0	0		88	48	7	38	25:15
17	Ryan Reaves R. Reaves	16	2020-21	VGK	12	0	1	1	+1	0	0	0	0	0	0	3	0.0	3	7	42.9	70	6	5	1	9:25
18	Zach Whitecloud Z. Whitecloud	16	2020-21	VGK	19	1	3	4	+3	0	0	0	0	0	0	16	6.3	0	0		31	39	5	7	17:02
19	Ryan Johansen R. Johansen	14	2020-21	NSH	6	3	1	4	-2	1	0	0	0	0	0	15	20.0	48	98	49.0	13	6	2	3	18:08
20	Leo Komarov L. Komarov	14	2020-21	NYI	19	0	3	3	-1	0	0	0	0	0	0	13	0.0	24	51	47.1	73	11	5	3	13:24
21	Nikita Kucherov N. Kucherov	14	2020-21	TBL	23	8	24	32	+6	4	15	0	0	0	0	62	12.9	0	0		18	4	12	15	18:18
22	Ryan McDonagh R. McDonagh	14	2020-21	TBL	23	0	8	8	+18	0	0	0	1	0	0	23	0.0	0	0		53	46	12	21	22:50
23	Markus Nutivaara M. Nutivaara	14	2020-21	FLA	5	0	0	0	-4	0	0	0	0	0	0	6	0.0	0	0		10	3	2	3	14:35
24	Jesperi Kotkaniemi J. Kotkaniemi	14	2020-21	MTL	19	5	3	8	-5	0	0	0	0	1	1	28	17.9	76	154	49.4	35	9	5	9	13:42
25	Andrei Svechnikov A. Svechnikov	14	2020-21	CAR	11	2	6	8	+4	0	3	0	0	0	0	41	4.9	0	1	0.0	26	3	5	11	18:35