Kevin Durant has the highest plus/minus in an NBA Finals, at +86.

Interpreted as:

highest plus minus by a player average in a finals

	NAME	+/-	SEASON	SERIES	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	Kevin Durant K. Durant	+86	2017-18	NBA Finals	GSW	4	41.3	28.8	10.8	7.5	0.8	2.3	10.0	19.0	52.6	2.3	5.5	40.9	6.5	6.8	96.3	65.4	0.5	10.3	2.3	165	115	43	30	3	9	9	12
2	Manu Ginobili M. Ginobili	+83	2013-14	NBA Finals	SAS	5	28.7	14.4	3.0	4.4	1.0	0.2	4.8	9.6	50.0	2.0	4.8	41.7	2.8	3.2	87.5	65.4	0.0	3.0	2.4	143	72	15	22	5	1	12	16
3	Boris Diaw B. Diaw	+74	2013-14	NBA Finals	SAS	5	35.2	6.2	8.6	5.8	0.8	0.2	2.4	6.6	36.4	0.6	1.8	33.3	0.8	1.6	50.0	42.4	1.8	6.8	1.6	176	31	43	29	4	1	8	5
4	Ben Wallace B. Wallace	+64	2003-04	NBA Finals	DET	5	40.6	10.8	13.6	1.4	1.8	1.0	4.4	9.2	47.8	0.0	0.4	0.0	2.0	6.8	29.4	44.3	3.8	9.8	1.2	203	54	68	7	9	5	6	15
5	Andre Iguodala A. Iguodala	+62	2014-15	NBA Finals	GSW	6	37.1	16.3	5.8	4.0	1.3	0.3	6.2	11.8	52.1	2.3	5.8	40.0	1.7	4.7	35.7	58.8	1.0	4.8	1.0	222	98	35	24	8	2	6	18
6	Kawhi Leonard K. Leonard	+62	2013-14	NBA Finals	SAS	5	33.4	17.8	6.4	2.0	1.6	1.2	6.0	9.8	61.2	2.2	3.8	57.9	3.6	4.6	78.3	75.3	1.6	4.8	1.8	167	89	32	10	8	6	9	22
7	Aaron Gordon A. Gordon	+61	2022-23	NBA Finals	DEN	5	35.7	14.0	7.4	3.0	0.8	0.6	5.8	9.6	60.4	1.0	1.8	55.6	1.4	3.0	46.7	64.1	1.8	5.6	0.6	178	70	37	15	4	3	3	14
8	Andre Iguodala A. Iguodala	+60	2016-17	NBA Finals	GSW	5	28.2	8.6	3.4	3.4	1.2	1.0	3.6	6.8	52.9	1.0	3.0	33.3	0.4	1.2	33.3	58.7	0.8	2.6	1.0	141	43	17	17	6	5	5	10
9	Toni Kukoc T. Kukoc	+58	1997-98	NBA Finals	CHI	6	37.0	15.2	4.7	2.7	1.2	0.7	6.3	12.7	50.0	1.2	3.8	30.4	1.3	2.2	61.5	55.7	1.7	3.0	1.7	222	91	28	16	7	4	10	14
10	Jamal Murray J. Murray	+55	2022-23	NBA Finals	DEN	5	42.3	21.4	6.2	10.0	1.0	0.0	8.2	18.2	45.1	2.4	6.2	38.7	2.6	2.8	92.9	55.1	1.0	5.2	3.4	211	107	31	50	5	0	17	9
11	Derek Fisher D. Fisher	+54	2008-09	NBA Finals	LAL	5	35.9	11.0	3.0	1.8	1.2	0.0	4.2	8.4	50.0	1.4	3.2	43.8	1.2	1.2	100.0	61.6	0.6	2.4	0.6	179	55	15	9	6	0	3	16
12	Klay Thompson K. Thompson	+53	2017-18	NBA Finals	GSW	4	37.0	16.0	3.8	1.0	0.5	0.3	6.0	12.5	48.0	3.0	7.0	42.9	1.0	1.3	80.0	61.3	0.0	3.8	1.3	148	64	15	4	2	1	5	12
13	Stephen Curry S. Curry	+52	2014-15	NBA Finals	GSW	6	42.5	26.0	5.2	6.3	1.8	0.2	9.0	20.3	44.3	4.2	10.8	38.5	3.8	4.3	88.5	58.5	0.8	4.3	4.7	255	156	31	38	11	1	28	13
14	Paul Pierce P. Pierce	+52	2007-08	NBA Finals	BOS	6	38.8	21.8	4.5	6.3	1.2	0.3	6.3	14.7	43.2	1.8	4.7	39.3	7.3	8.8	83.0	58.8	0.5	4.0	3.7	233	131	27	38	7	2	22	24
15	Manu Ginobili M. Ginobili	+52	2002-03	NBA Finals	SAS	6	28.7	8.7	4.5	2.0	2.2	0.5	2.7	7.7	34.8	0.5	2.3	21.4	2.8	3.5	81.0	47.1	1.5	3.0	1.7	172	52	27	12	13	3	10	18
16	Anthony Davis A. Davis	+49	2019-20	NBA Finals	LAL	6	38.2	25.0	10.7	3.2	1.3	2.0	9.3	16.3	57.1	1.3	3.2	42.1	5.0	5.3	93.8	66.9	3.3	7.3	2.7	229	150	64	19	8	12	16	18
17	Kobe Bryant K. Bryant	+49	2008-09	NBA Finals	LAL	5	43.8	32.4	5.6	7.4	1.4	1.4	11.6	27.0	43.0	1.8	5.0	36.0	7.4	8.8	84.1	52.5	0.6	5.0	3.2	219	162	28	37	7	7	16	13
18	Tayshaun Prince T. Prince	+49	2003-04	NBA Finals	DET	5	39.2	10.0	6.8	2.0	1.8	0.4	4.2	10.8	38.9	0.6	3.2	18.8	1.0	2.2	45.5	42.5	3.0	3.8	0.4	196	50	34	10	9	2	2	9
19	Kevon Looney K. Looney	+48	2021-22	NBA Finals	GSW	6	21.7	5.0	7.5	2.7	0.7	0.8	2.3	3.7	63.6	0.0	0.0		0.3	0.3	100.0	65.6	3.5	4.0	1.7	130	30	45	16	4	5	10	17
20	Stephen Curry S. Curry	+47	2017-18	NBA Finals	GSW	4	40.6	27.5	6.0	6.8	1.5	0.8	9.3	23.0	40.2	5.5	13.3	41.5	3.5	3.5	100.0	56.0	0.8	5.3	2.8	162	110	24	27	6	3	11	11
21	Lamar Odom L. Odom	+47	2008-09	NBA Finals	LAL	5	33.8	13.4	7.8	0.8	1.0	1.0	5.2	9.6	54.2	0.8	1.6	50.0	2.2	3.2	68.8	60.9	2.0	5.8	1.8	169	67	39	4	5	5	9	21
22	Tim Duncan T. Duncan	+46	2013-14	NBA Finals	SAS	5	33.1	15.4	10.0	2.0	0.4	0.8	5.8	10.2	56.9	0.0	0.2	0.0	3.8	5.6	67.9	60.8	2.6	7.4	2.4	165	77	50	10	2	4	12	12
23	Trevor Ariza T. Ariza	+46	2008-09	NBA Finals	LAL	5	37.6	11.0	6.0	1.6	1.8	0.2	4.0	11.2	35.7	2.0	4.8	41.7	1.0	2.0	50.0	45.5	1.8	4.2	1.0	188	55	30	8	9	1	5	16
24	Manu Ginobili M. Ginobili	+46	2006-07	NBA Finals	SAS	4	29.3	17.8	5.8	2.5	1.3	0.0	4.5	12.3	36.7	2.5	5.8	43.5	6.3	7.5	83.3	57.1	0.3	5.5	2.3	117	71	23	10	5	0	9	15
25	Rick Fox R. Fox	+46	2001-02	NBA Finals	LAL	4	36.0	9.8	6.3	3.5	1.5	0.5	3.0	5.8	52.2	1.3	2.8	45.5	2.5	3.0	83.3	69.0	1.5	4.8	2.8	144	39	25	14	6	2	11	14