Rudy Gobert had the highest plus/minus in 2020-21, at +728.

Interpreted as:

highest plus minus 2021 per game by a player

	NAME	+/-	GP	SEASON	TM	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	Rudy Gobert R. Gobert	+728	71	2020-21	UTA	30.8	14.3	13.5	1.3	0.6	2.7	5.5	8.2	67.5	0.0	0.1	0.0	3.3	5.3	62.3	68.3	3.4	10.1	1.7	2,187	1,015	960	89	40	190	118	163
2	Mike Conley M. Conley	+548	51	2020-21	UTA	29.4	16.2	3.5	6.0	1.4	0.2	5.6	12.5	44.4	2.7	6.6	41.2	2.4	2.8	85.2	58.9	0.7	2.8	1.9	1,498	827	177	305	70	9	99	98
3	Royce O'Neale R. O'Neale	+471	71	2020-21	UTA	31.5	7.0	6.8	2.5	0.8	0.5	2.5	5.5	44.4	1.5	3.9	38.5	0.5	0.6	84.8	59.9	1.2	5.6	1.2	2,240	496	485	181	57	32	83	182
4	Joe Ingles J. Ingles	+454	67	2020-21	UTA	27.9	12.1	3.6	4.7	0.7	0.2	4.1	8.4	48.9	2.7	6.1	45.1	1.1	1.3	84.4	67.2	0.4	3.2	1.7	1,866	809	244	318	45	12	117	120
5	Kawhi Leonard K. Leonard	+447	52	2020-21	LAC	34.1	24.8	6.5	5.2	1.6	0.4	8.9	17.5	51.2	1.9	4.9	39.8	5.0	5.7	88.5	62.2	1.1	5.4	2.0	1,772	1,292	337	269	81	21	105	82
6	Paul George P. George	+432	54	2020-21	LAC	33.7	23.3	6.6	5.2	1.1	0.4	8.2	17.6	46.7	3.2	7.7	41.1	3.7	4.2	86.8	59.8	0.8	5.8	3.3	1,821	1,259	359	280	62	24	179	132
7	Bojan Bogdanović B. Bogdanović	+419	72	2020-21	UTA	30.8	17.0	3.9	1.9	0.6	0.1	5.6	12.8	43.9	2.5	6.4	39.0	3.2	3.7	87.9	58.8	0.6	3.3	1.8	2,215	1,225	281	136	45	4	128	115
8	Giannis Antetokounmpo G. Antetokounmpo	+409	61	2020-21	MIL	33.0	28.1	11.0	5.9	1.2	1.2	10.3	18.0	56.9	1.1	3.6	30.3	6.5	9.5	68.5	63.3	1.6	9.4	3.4	2,013	1,717	671	357	72	73	207	168
9	Joel Embiid J. Embiid	+405	51	2020-21	PHI	31.1	28.5	10.6	2.8	1.0	1.4	9.0	17.6	51.3	1.1	3.0	37.7	9.2	10.7	85.9	63.6	2.2	8.4	3.1	1,585	1,451	539	145	50	69	159	123
10	Nikola Jokić N. Jokić	+384	72	2020-21	DEN	34.5	26.4	10.8	8.3	1.3	0.7	10.2	18.0	56.6	1.3	3.3	38.8	4.8	5.5	86.8	64.7	2.8	8.0	3.1	2,487	1,898	780	599	95	48	222	192
11	Jrue Holiday J. Holiday	+379	59	2020-21	MIL	32.3	17.7	4.5	6.1	1.6	0.6	7.0	13.9	50.3	1.9	4.8	39.2	1.8	2.3	78.7	59.2	1.2	3.3	2.2	1,907	1,046	268	357	96	37	127	98
12	Michael Porter Jr. M. Porter Jr.	+360	61	2020-21	DEN	31.3	19.0	7.3	1.1	0.7	0.9	7.3	13.4	54.2	2.8	6.3	44.5	1.7	2.2	79.1	66.3	1.5	5.8	1.3	1,912	1,162	445	70	40	54	77	126
13	Georges Niang G. Niang	+353	72	2020-21	UTA	16.0	6.9	2.4	0.8	0.3	0.1	2.5	5.6	43.7	1.7	4.1	42.5	0.3	0.3	95.7	60.2	0.4	2.1	0.7	1,154	500	176	59	25	8	51	116
14	Joe Harris J. Harris	+350	69	2020-21	BKN	31.0	14.1	3.6	1.9	0.7	0.2	5.2	10.2	50.5	3.1	6.4	47.5	0.7	0.9	77.8	66.3	0.6	3.0	0.9	2,141	974	248	130	46	14	62	141
15	Nicolas Batum N. Batum	+338	67	2020-21	LAC	27.4	8.1	4.7	2.2	1.0	0.6	2.9	6.1	46.4	1.6	4.1	40.4	0.7	0.9	82.8	61.7	0.7	4.0	0.8	1,835	540	316	148	69	37	53	102
16	Mikal Bridges M. Bridges	+337	72	2020-21	PHX	32.6	13.5	4.3	2.1	1.1	0.9	5.0	9.3	54.3	1.9	4.4	42.5	1.5	1.8	84.0	66.7	1.1	3.2	0.8	2,348	970	309	152	76	63	57	116
17	Devin Booker D. Booker	+331	67	2020-21	PHX	33.9	25.6	4.2	4.3	0.8	0.2	9.3	19.2	48.4	1.9	5.5	34.0	5.1	5.9	86.7	58.7	0.5	3.7	3.1	2,270	1,712	281	289	53	16	207	181
18	Ben Simmons B. Simmons	+329	58	2020-21	PHI	32.4	14.3	7.2	6.9	1.6	0.6	5.6	10.1	55.7	0.1	0.2	30.0	3.0	4.9	61.3	58.4	1.6	5.6	3.0	1,877	829	417	401	93	35	173	171
19	Tobias Harris T. Harris	+322	62	2020-21	PHI	32.5	19.5	6.8	3.5	0.9	0.8	7.6	14.9	51.2	1.3	3.4	39.4	2.9	3.3	89.2	59.7	1.0	5.8	1.7	2,014	1,210	419	220	55	51	107	119
20	Seth Curry S. Curry	+319	57	2020-21	PHI	28.7	12.5	2.4	2.7	0.8	0.1	4.5	9.7	46.7	2.2	4.9	45.0	1.2	1.4	89.6	60.7	0.2	2.2	1.1	1,638	711	136	155	44	8	65	96
21	Danny Green D. Green	+312	69	2020-21	PHI	28.0	9.5	3.8	1.7	1.3	0.8	3.2	7.9	41.2	2.5	6.3	40.5	0.4	0.6	77.5	58.2	0.8	3.0	1.0	1,934	654	260	118	92	56	67	125
22	Brook Lopez B. Lopez	+312	70	2020-21	MIL	27.2	12.3	5.0	0.7	0.6	1.5	4.6	9.1	50.3	1.4	4.0	33.8	1.7	2.0	84.5	61.1	1.5	3.5	0.9	1,902	859	347	50	40	103	64	149
23	Chris Paul C. Paul	+310	70	2020-21	PHX	31.4	16.4	4.5	8.9	1.4	0.3	6.3	12.6	49.9	1.5	3.7	39.5	2.4	2.6	93.4	59.9	0.4	4.1	2.2	2,199	1,149	312	622	99	19	156	166
24	Donte DiVincenzo D. DiVincenzo	+304	66	2020-21	MIL	27.5	10.4	5.8	3.1	1.1	0.2	3.8	9.1	42.0	2.0	5.2	37.9	0.8	1.1	71.8	54.2	1.2	4.5	1.4	1,814	688	380	203	72	15	91	112
25	Jordan Clarkson J. Clarkson	+301	68	2020-21	UTA	26.7	18.4	4.0	2.5	0.9	0.1	6.7	15.8	42.5	3.1	8.8	34.7	1.9	2.1	89.6	54.9	0.7	3.3	1.7	1,818	1,251	274	168	61	10	115	110