Greg Joly has the lowest plus/minus by a rookie, at -69 in 1974-75.

Interpreted as:

worst rookie plus/minus by a player NHL history

	NAME	+/-	SEASON	TM	GP	G	A	P	PIM	PPG	PPA	SHG	SHA	GWG	OTG	S	S%	FOW	FO	FOW%	HIT	BKS	TKA	GVA	TOI/GP
1	Greg Joly G. Joly	-69	1974-75	WSH	44	1	7	8	44	1	3	0	0	0		73	1.4
2	Mike Marson M. Marson	-65	1974-75	WSH	76	16	12	28	59	5	3	0	0	2		91	17.6
3	Dave Babych D. Babych	-62	1980-81	WIN	69	6	38	44	90	3	17	0	2	0		209	2.9
4	Gord Smith G. Smith	-60	1974-75	WSH	63	3	8	11	56	2	1	0	0	0		58	5.2
5	Pat Stapleton P. Stapleton	-58	1961-62	BOS	69	2	5	7	42	0	0	0	0	0		98	2.0
6	Nelson Pyatt N. Pyatt	-57	1975-76	WSH	77	26	23	49	14	5	7	0	0	0		151	17.2
7	Brad Maxwell B. Maxwell	-56	1977-78	MNS	75	18	29	47	100	12	13	0	0	0		207	8.7
8	Dennis Patterson D. Patterson	-56	1974-75	KCS	66	1	5	6	39	0	0	0	0	0		53	1.9
9	Dave Christian D. Christian	-55	1980-81	WIN	80	28	43	71	22	9	18	1	1	0		185	15.1
10	Bill Mikkelson B. Mikkelson	-53	1972-73	NYI	72	1	10	11	45	0	0	0	0	0		39	2.6
11	Mike Bloom M. Bloom	-52	1974-75	TOT	80	11	27	38	94	1	4	0	0	1		108	10.2
12	Doug Zmolek D. Zmolek	-50	1992-93	SJS	84	5	10	15	229	2	3	0	0	0	0	94	5.3
13	Alexei Yashin A. Yashin	-49	1993-94	OTT	83	30	49	79	22	11	16	2	1	3	0	232	12.9
14	Hartland Monahan H. Monahan	-49	1975-76	WSH	80	17	29	46	35	2	6	0	0	2		142	12.0
15	Tom Webster T. Webster	-48	1970-71	DET	78	30	37	67	40	7	16	0	0	5		183	16.4
16	Chris Luongo C. Luongo	-47	1992-93	OTT	76	3	9	12	68	1	3	0	0	0	0	76	3.9
17	Bryan Fogarty B. Fogarty	-47	1989-90	QUE	45	4	10	14	31	2	4	0	1	0	0	93	4.3
18	Jim McElmury J. McElmury	-47	1974-75	KCS	78	5	17	22	25	1	8	0	0	1		136	3.7
19	Bob Stewart B. Stewart	-46	1972-73	CGS	63	4	17	21	181	0	0	0	0	0		95	4.2
20	Alexandre Daigle A. Daigle	-45	1993-94	OTT	84	20	31	51	40	4	10	0	1	2	0	168	11.9
21	Peter Sullivan P. Sullivan	-45	1979-80	WIN	79	24	35	59	20	5	14	0	0	3		166	14.5
22	Ed Gilbert E. Gilbert	-45	1974-75	KCS	80	16	22	38	14	9	6	2	0	0		190	8.4
23	Billy Harris B. Harris	-45	1972-73	NYI	78	28	22	50	35	6	7	0	0	2		196	14.3
24	Connor Bedard C. Bedard	-44	2023-24	CHI	68	22	39	61	28	4	17	0	0	2	1	206	10.7	207	532	38.9	55	27	47	57	19:47
25	Jean Potvin J. Potvin	-44	1971-72	TOT	68	5	15	20	41	2	13	0	0	2		78	6.4