Kemba Walker had the highest defensive rating in the 2021 playoffs, with a 132.7 rating.

Interpreted as:

worst defensive rating by a player 2021 playoffs

	NAME	DRTG	SEASON	TM	GP	MPG	PPG	RPG	APG	SPG	BPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TPG	MIN	PTS	REB	AST	STL	BLK	TOV	PF	+/-
1	Kemba Walker K. Walker	132.7	2020-21	BOS	3	30.3	12.7	4.0	4.0	0.3	0.0	4.3	13.7	31.7	1.0	5.7	17.6	3.0	3.3	90.0	41.9	0.0	4.0	2.7	91	38	12	12	1	0	8	10	-54
2	Romeo Langford R. Langford	132.4	2020-21	BOS	4	27.3	9.0	2.5	1.3	0.8	0.5	3.3	8.0	40.6	1.5	4.3	35.3	1.0	1.0	100.0	53.3	1.3	1.3	0.3	109	36	10	5	3	2	1	2	-2
3	Carsen Edwards C. Edwards	131.9	2020-21	BOS	2	2.5	2.5	0.5	0.0	0.0	0.0	1.0	1.5	66.7	0.5	1.0	50.0	0.0	0.0		83.3	0.0	0.5	0.0	5	5	1	0	0	0	0	0	+1
4	Marcus Smart M. Smart	131.5	2020-21	BOS	5	36.6	17.8	4.4	6.0	1.0	0.2	5.8	13.2	43.9	3.2	8.6	37.2	3.0	4.2	71.4	59.1	0.8	3.6	2.8	183	89	22	30	5	1	14	14	-46
5	Evan Fournier E. Fournier	131.5	2020-21	BOS	5	33.4	15.4	3.6	1.4	1.2	0.0	5.4	12.6	42.9	2.6	6.0	43.3	2.0	2.4	83.3	56.4	1.0	2.6	1.0	167	77	18	7	6	0	5	20	-46
6	Payton Pritchard P. Pritchard	131.4	2020-21	BOS	5	13.4	3.4	1.8	2.4	0.4	0.0	1.2	3.4	35.3	0.6	2.0	30.0	0.4	0.4	100.0	47.5	0.4	1.4	0.6	67	17	9	12	2	0	3	4	-13
7	Aaron Nesmith A. Nesmith	131.1	2020-21	BOS	5	15.0	3.2	2.6	0.2	0.2	0.2	1.0	3.6	27.8	0.8	2.8	28.6	0.4	0.4	100.0	42.4	0.4	2.2	0.4	75	16	13	1	1	1	2	7	-8
8	Keljin Blevins K. Blevins	131.0	2020-21	POR	2	2.0	1.0	0.0	0.0	0.0	0.0	0.5	1.0	50.0	0.0	0.5	0.0	0.0	0.0		50.0	0.0	0.0	0.0	4	2	0	0	0	0	0	1	-2
9	Ersan Ilyasova E. Ilyasova	129.8	2020-21	UTA	1	3.0	4.0	0.0	0.0	0.0	0.0	1.0	2.0	50.0	0.0	1.0	0.0	2.0	2.0	100.0	69.4	0.0	0.0	0.0	3	4	0	0	0	0	0	0	-4
10	Trent Forrest T. Forrest	129.8	2020-21	UTA	4	2.5	1.0	0.0	0.0	0.0	0.0	0.5	1.0	50.0	0.0	0.0		0.0	0.0		50.0	0.0	0.0	0.0	10	4	0	0	0	0	0	0	-12
11	Ja Morant J. Morant	129.6	2020-21	MEM	5	40.6	30.2	4.8	8.2	0.4	0.0	11.0	22.6	48.7	2.0	6.2	32.3	6.2	8.0	77.5	57.8	1.4	3.4	3.4	203	151	24	41	2	0	17	9	-50
12	Josh Green J. Green	129.0	2020-21	DAL	1	4.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0		0.0	0.0		0.0	0.0			0.0	0.0	0.0	4	0	0	0	0	0	0	0	-1
13	Trey Burke T. Burke	128.9	2020-21	DAL	2	8.5	0.5	0.5	0.5	0.0	0.0	0.0	3.5	0.0	0.0	1.5	0.0	0.5	1.0	50.0	6.3	0.5	0.0	0.0	17	1	1	1	0	0	0	1	-18
14	Markus Howard M. Howard	128.1	2020-21	DEN	9	12.4	4.7	0.8	0.4	0.0	0.1	1.7	4.1	40.5	1.2	2.9	42.3	0.1	0.2	50.0	55.4	0.1	0.7	0.0	112	42	7	4	0	1	0	10	+1
15	Jabari Parker J. Parker	128.1	2020-21	BOS	4	14.8	8.5	3.8	0.5	0.0	0.8	3.3	5.3	61.9	0.5	1.3	40.0	1.5	2.0	75.0	69.3	0.5	3.3	1.5	59	34	15	2	0	3	6	7	+16
16	Grayson Allen G. Allen	128.1	2020-21	MEM	5	23.2	6.4	2.6	0.2	0.4	0.2	2.4	6.6	36.4	1.6	4.2	38.1	0.0	0.2	0.0	47.8	0.6	2.0	0.2	116	32	13	1	2	1	1	13	-55
17	Grant Williams G. Williams	127.9	2020-21	BOS	5	11.4	3.4	2.0	0.8	0.2	0.8	1.2	2.4	50.0	0.4	0.8	50.0	0.6	0.6	100.0	63.8	0.6	1.4	0.2	57	17	10	4	1	4	1	7	+5
18	Jayson Tatum J. Tatum	127.3	2020-21	BOS	5	37.0	30.6	5.8	4.6	1.2	1.6	9.4	22.2	42.3	2.8	7.2	38.9	9.0	9.8	91.8	57.7	0.6	5.2	2.6	185	153	29	23	6	8	13	15	-58
19	Austin Rivers A. Rivers	127.3	2020-21	DEN	10	30.5	9.2	1.7	2.1	0.2	0.3	3.0	6.9	43.5	1.9	4.6	41.3	1.3	1.6	81.3	60.5	0.1	1.6	0.9	305	92	17	21	2	3	9	32	-74
20	Tyus Jones T. Jones	127.1	2020-21	MEM	5	9.4	3.0	1.4	1.2	0.2	0.0	1.2	3.4	35.3	0.2	0.8	25.0	0.4	0.4	100.0	41.9	0.2	1.2	0.0	47	15	7	6	1	0	0	1	+18
21	Tristan Thompson T. Thompson	127.0	2020-21	BOS	5	26.4	10.4	9.8	1.0	0.8	1.2	4.0	6.8	58.8	0.0	0.0		2.4	3.4	70.6	62.7	5.8	4.0	1.0	132	52	49	5	4	6	5	12	-87
22	Miye Oni M. Oni	126.8	2020-21	UTA	8	5.1	0.0	0.4	0.0	0.1	0.0	0.0	0.6	0.0	0.0	0.6	0.0	0.0	0.0		0.0	0.4	0.0	0.0	41	0	3	0	1	0	0	8	-15
23	TJ Leaf	126.6	2020-21	POR	3	2.3	2.0	1.0	0.0	0.0	0.0	1.0	1.3	75.0	0.0	0.0		0.0	0.0		75.0	0.7	0.3	0.0	7	6	3	0	0	0	0	0	0
24	Bol Bol B. Bol	126.0	2020-21	DEN	3	2.0	0.0	0.3	0.7	0.0	0.0	0.0	0.3	0.0	0.0	0.3	0.0	0.0	0.0		0.0	0.0	0.3	0.0	6	0	1	2	0	0	0	0	0
25	KZ Okpala	126.0	2020-21	MIA	2	3.0	0.0	0.0	0.0	0.0	0.0	0.0	0.5	0.0	0.0	0.5	0.0	0.0	0.0		0.0	0.0	0.0	0.0	6	0	0	0	0	0	0	0	+1