Boris Diaw has the lowest plus/minus in Game 7 of the NBA Finals, at -18 against the Heat on June 20, 2013.

Interpreted as:

worst +/- by a player in a NBA finals game 7

	NAME	+/-	DATE	SEASON	SERIES	TM		OPP	MIN	PTS	REB	AST	STL	BLK	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TOV	PF
1	Boris Diaw B. Diaw	-18	6/20/2013	2012-13	NBA Finals	SAS	@	MIA	13	5	3	1	0	0	2	2	100.0	1	1	100.0	0	0		125.0	2	1	0	2
2	Bennedict Mathurin B. Mathurin	-14	6/22/2025	2024-25	NBA Finals	IND	@	OKC	33	24	13	3	2	0	6	14	42.9	2	5	40.0	10	10	100.0	65.2	7	6	3	3
3	Obi Toppin O. Toppin	-13	6/22/2025	2024-25	NBA Finals	IND	@	OKC	21	0	2	1	0	0	0	4	0.0	0	3	0.0	0	0		0.0	0	2	3	2
4	Myles Turner M. Turner	-12	6/22/2025	2024-25	NBA Finals	IND	@	OKC	24	6	4	1	0	0	2	4	50.0	1	3	33.3	1	4	25.0	52.1	1	3	1	3
5	T.J. McConnell	-12	6/22/2025	2024-25	NBA Finals	IND	@	OKC	28	16	6	3	1	1	8	13	61.5	0	0		0	0		61.5	0	6	7	2
6	Andrew Bynum A. Bynum	-12	6/17/2010	2009-10	NBA Finals	LAL	vs	BOS	19	2	6	0	0	0	1	5	20.0	0	0		0	0		20.0	4	2	0	2
7	Klay Thompson K. Thompson	-11	6/19/2016	2015-16	NBA Finals	GSW	vs	CLE	42	14	2	2	1	0	6	17	35.3	2	10	20.0	0	0		41.2	1	1	3	2
8	Tayshaun Prince T. Prince	-10	6/23/2005	2004-05	NBA Finals	DET	@	SAS	41	9	2	1	2	0	4	13	30.8	1	4	25.0	0	0		34.6	1	1	1	1
9	Andrew Nembhard A. Nembhard	-9	6/22/2025	2024-25	NBA Finals	IND	@	OKC	37	15	5	6	0	0	4	10	40.0	2	3	66.7	5	6	83.3	59.3	1	4	2	3
10	Festus Ezeli F. Ezeli	-9	6/19/2016	2015-16	NBA Finals	GSW	vs	CLE	11	0	1	1	0	0	0	4	0.0	0	0		0	0		0.0	0	1	0	2
11	Iman Shumpert I. Shumpert	-9	6/19/2016	2015-16	NBA Finals	CLE	@	GSW	19	6	1	0	0	0	1	3	33.3	1	3	33.3	3	3	100.0	69.4	0	1	0	0
12	Anderson Varejao A. Varejao	-9	6/19/2016	2015-16	NBA Finals	GSW	vs	CLE	8	1	0	1	0	0	0	1	0.0	0	0		1	2	50.0	26.6	0	0	0	3
13	Tony Allen T. Allen	-9	6/17/2010	2009-10	NBA Finals	BOS	@	LAL	5	0	0	0	0	0	0	0		0	0		0	0			0	0	0	1
14	Richard Jefferson R. Jefferson	-8	6/19/2016	2015-16	NBA Finals	CLE	@	GSW	26	2	9	0	1	0	1	4	25.0	0	0		0	0		25.0	1	8	0	1
15	Kawhi Leonard K. Leonard	-8	6/20/2013	2012-13	NBA Finals	SAS	@	MIA	45	19	16	0	1	1	8	17	47.1	1	4	25.0	2	4	50.0	50.6	4	12	2	2
16	Gary Neal G. Neal	-7	6/20/2013	2012-13	NBA Finals	SAS	@	MIA	26	5	4	1	0	0	2	7	28.6	1	3	33.3	0	0		35.7	1	3	1	2
17	Richard Hamilton R. Hamilton	-7	6/23/2005	2004-05	NBA Finals	DET	@	SAS	46	15	8	1	0	1	6	18	33.3	0	2	0.0	3	4	75.0	38.0	1	7	1	3
18	Ben Wallace B. Wallace	-7	6/23/2005	2004-05	NBA Finals	DET	@	SAS	38	12	11	1	2	2	6	10	60.0	0	0		0	2	0.0	55.1	2	9	0	5
19	Harrison Barnes H. Barnes	-6	6/19/2016	2015-16	NBA Finals	GSW	vs	CLE	29	10	2	1	1	0	3	10	30.0	2	4	50.0	2	2	100.0	46.0	0	2	0	4
20	Tiago Splitter T. Splitter	-6	6/20/2013	2012-13	NBA Finals	SAS	@	MIA	4	2	0	0	2	0	1	2	50.0	0	0		0	0		50.0	0	0	0	1
21	Lindsey Hunter L. Hunter	-6	6/23/2005	2004-05	NBA Finals	DET	@	SAS	21	4	1	2	1	0	2	8	25.0	0	1	0.0	0	0		25.0	0	1	0	2
22	Rasheed Wallace R. Wallace	-6	6/23/2005	2004-05	NBA Finals	DET	@	SAS	28	11	1	1	2	1	5	10	50.0	1	4	25.0	0	0		55.0	0	1	1	5
23	Mo Williams M. Williams	-5	6/19/2016	2015-16	NBA Finals	CLE	@	GSW	5	2	0	0	0	0	1	3	33.3	0	1	0.0	0	0		33.3	0	0	1	1
24	Udonis Haslem U. Haslem	-5	6/20/2013	2012-13	NBA Finals	MIA	vs	SAS	2	0	0	0	0	0	0	0		0	0		0	0			0	0	0	2
25	Mike Miller M. Miller	-5	6/20/2013	2012-13	NBA Finals	MIA	vs	SAS	19	0	2	0	2	0	0	5	0.0	0	4	0.0	0	0		0.0	0	2	0	2