JR Smith has the lowest career plus/minus in the NBA Finals, at -112.

Interpreted as:

Lowest total +/- by a player in NBA finals history

	NAME	+/-	SERIES	GP	MIN	PTS	REB	AST	STL	BLK	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TOV	PF	MPG	PPG	RPG	APG	SPG	BPG	TPG
1	JR Smith	-112	NBA Finals	25	749	243	67	24	22	9	84	223	37.7	59	155	38.1	16	27	59.3	51.7	9	58	16	71	30.0	9.7	2.7	1.0	0.9	0.4	0.6
2	Tristan Thompson T. Thompson	-101	NBA Finals	22	698	187	199	20	9	18	77	139	55.4	0	0		33	59	55.9	56.7	81	118	16	54	31.7	8.5	9.0	0.9	0.4	0.8	0.7
3	Keith Van Horn K. Van Horn	-97	NBA Finals	9	160	49	29	9	2	1	20	55	36.4	6	18	33.3	3	4	75.0	43.2	8	21	8	20	17.8	5.4	3.2	1.0	0.2	0.1	0.9
4	Iman Shumpert I. Shumpert	-95	NBA Finals	18	409	78	44	9	15	6	22	83	26.5	14	49	28.6	20	27	74.1	41.1	10	34	16	39	22.7	4.3	2.4	0.5	0.8	0.3	0.9
5	Rashard Lewis R. Lewis	-93	NBA Finals	13	339	134	48	24	4	2	48	112	42.9	26	62	41.9	12	15	80.0	56.5	10	38	13	25	26.0	10.3	3.7	1.8	0.3	0.2	1.0
6	Kevin Love K. Love	-92	NBA Finals	19	523	234	160	21	22	10	78	202	38.6	34	98	34.7	44	54	81.5	51.8	43	117	19	37	27.5	12.3	8.4	1.1	1.2	0.5	1.0
7	LeBron James L. James	-86	NBA Finals	55	2,337	1,562	561	430	93	46	588	1,216	48.4	101	287	35.2	285	390	73.1	56.3	107	454	217	130	42.5	28.4	10.2	7.8	1.7	0.8	3.9
8	Udonis Haslem U. Haslem	-85	NBA Finals	28	519	105	111	8	10	7	46	101	45.5	0	0		13	22	59.1	47.4	38	73	25	74	18.6	3.8	4.0	0.3	0.4	0.3	0.9
9	Chris Bosh C. Bosh	-79	NBA Finals	23	841	337	179	27	21	21	130	283	45.9	7	25	28.0	70	88	79.5	52.4	53	126	29	55	36.6	14.7	7.8	1.2	0.9	0.9	1.3
10	Derrick White D. White	-76	NBA Finals	11	343	128	33	26	10	8	39	109	35.8	27	68	39.7	23	24	95.8	53.5	8	25	16	20	31.2	11.6	3.0	2.4	0.9	0.7	1.5
11	Matthew Dellavedova M. Dellavedova	-76	NBA Finals	12	237	61	19	22	7	0	20	72	27.8	7	32	21.9	14	17	82.4	38.4	6	13	18	26	19.7	5.1	1.6	1.8	0.6	0.0	1.5
12	Norris Cole N. Cole	-61	NBA Finals	14	209	44	15	21	6	1	17	56	30.4	6	20	30.0	4	6	66.7	37.5	1	14	12	25	14.9	3.1	1.1	1.5	0.4	0.1	0.9
13	Jordan Farmar J. Farmar	-61	NBA Finals	18	260	80	25	16	12	3	31	78	39.7	12	35	34.3	6	8	75.0	49.1	4	21	16	16	14.5	4.4	1.4	0.9	0.7	0.2	0.9
14	Jimmy Butler III J. Butler III	-58	NBA Finals	11	464	265	73	91	18	8	91	188	48.4	11	32	34.4	72	84	85.7	58.9	24	49	24	14	42.1	24.1	6.6	8.3	1.6	0.7	2.2
15	Bam Adebayo B. Adebayo	-58	NBA Finals	9	343	170	87	26	2	7	68	142	47.9	0	1	0.0	34	45	75.6	52.5	23	64	20	24	38.1	18.9	9.7	2.9	0.2	0.8	2.2
16	Dikembe Mutombo D. Mutombo	-58	NBA Finals	11	290	98	78	2	5	19	38	65	58.5	0	0		22	30	73.3	62.7	27	51	10	37	26.4	8.9	7.1	0.2	0.5	1.7	0.9
17	Grant Williams G. Williams	-55	NBA Finals	6	102	25	14	6	1	4	9	17	52.9	3	10	30.0	4	6	66.7	63.6	3	11	4	14	17.0	4.2	2.3	1.0	0.2	0.7	0.7
18	John Stockton J. Stockton	-55	NBA Finals	12	419	148	39	105	24	3	55	111	49.5	8	24	33.3	30	37	81.1	58.1	4	35	41	30	34.9	12.3	3.3	8.8	2.0	0.3	3.4
19	Dwight Howard D. Howard	-54	NBA Finals	11	284	94	93	15	9	22	27	51	52.9	1	1	100.0	39	65	60.0	59.0	24	69	25	33	25.8	8.5	8.5	1.4	0.8	2.0	2.3
20	Shandon Anderson S. Anderson	-52	NBA Finals	14	241	67	30	7	5	1	25	59	42.4	2	8	25.0	15	21	71.4	49.1	10	20	17	24	17.2	4.8	2.1	0.5	0.4	0.1	1.2
21	Zydrunas Ilgauskas Z. Ilgauskas	-51	NBA Finals	4	103	31	41	2	2	4	13	37	35.1	0	0		5	6	83.3	39.1	18	23	4	10	25.8	7.8	10.3	0.5	0.5	1.0	1.0
22	Dwyane Wade D. Wade	-51	NBA Finals	29	1,125	693	166	125	53	30	252	529	47.6	14	45	31.1	175	234	74.8	54.8	45	121	85	75	38.8	23.9	5.7	4.3	1.8	1.0	2.9
23	George Hill G. Hill	-50	NBA Finals	4	117	30	9	9	3	1	10	31	32.3	7	16	43.8	3	6	50.0	44.6	5	4	6	16	29.2	7.5	2.3	2.3	0.8	0.3	1.5
24	Greg Foster G. Foster	-50	NBA Finals	12	159	41	35	4	3	3	14	36	38.9	1	4	25.0	12	13	92.3	49.1	9	26	8	23	13.3	3.4	2.9	0.3	0.3	0.3	0.7
25	Gary Payton G. Payton	-48	NBA Finals	11	302	37	27	34	12	2	16	47	34.0	3	17	17.6	2	5	40.0	37.6	9	18	13	31	27.4	3.4	2.5	3.1	1.1	0.2	1.2