Between the 1945-46 and 1979-80 seasons, Bobby Orr had the highest plus/minus, at +582.

Interpreted as:

highest plus minus by a player 1945-46 to 1979-80

	NAME	+/-	GP	G	A	P	PIM	PPG	PPA	SHG	SHA	GWG	S	S%
1	Bobby Orr B. Orr	+582	657	270	645	915	953	76	248	16	31	26	3,058	8.8
2	Serge Savard S. Savard	+485	840	96	299	395	507	23	67	9	9	12	1,235	7.8
3	Guy Lafleur G. Lafleur	+428	677	405	536	941	287	107	171	3	2	77	2,353	17.2
4	Larry Robinson L. Robinson	+423	570	94	325	419	377	19	85	2	1	16	994	9.5
5	Bobby Clarke B. Clarke	+402	849	282	655	937	974	83	184	28	24	30	2,031	13.9
6	Steve Shutt S. Shutt	+365	586	291	261	552	245	65	45	0	0	41	1,524	19.1
7	Brad Park B. Park	+358	737	157	480	637	1,016	59	180	5	7	25	2,102	7.5
8	Guy Lapointe G. Lapointe	+355	697	164	378	542	661	56	154	3	9	19	2,156	7.6
9	Jacques Lemaire J. Lemaire	+344	853	366	469	835	217	88	128	4	2	58	3,052	12.0
10	Stan Mikita S. Mikita	+329	1,393	541	925	1,466	1,260	150	312	12	6	84	4,482	12.1
11	Dallas Smith D. Smith	+318	889	55	252	307	955	1	6	5	12	5	1,408	3.9
12	Bill Barber B. Barber	+284	614	283	312	595	405	67	106	23	18	44	2,185	13.0
13	Andre Dupont A. Dupont	+281	641	47	153	200	1,724	9	36	0	7	8	1,183	4.0
14	Wayne Cashman W. Cashman	+276	821	236	439	675	880	45	77	3	1	33	1,510	15.6
15	Jimmy Watson J. Watson	+269	519	33	137	170	387	2	14	3	3	4	713	4.6
16	Phil Esposito P. Esposito	+267	1,241	710	860	1,570	890	243	300	23	12	118	5,075	14.0
17	Frank Mahovlich F. Mahovlich	+266	1,048	490	527	1,017	891	110	166	11	5	77	3,366	14.6
18	Ken Hodge K. Hodge	+260	880	328	472	800	777	88	109	3	4	57	2,128	15.4
19	Terry Harper T. Harper	+257	1,051	35	219	254	1,356	6	12	0	7	3	998	3.5
20	Jacques Laperriere J. Laperriere	+256	692	40	242	282	679	10	84	4	9	5	1,324	3.0
21	Yvan Cournoyer Y. Cournoyer	+254	968	428	435	863	233	152	162	1	0	68	2,427	17.6
22	Bobby Hull B. Hull	+249	923	579	494	1,073	522	149	156	18	10	92	4,577	12.7
23	J.C. Tremblay	+244	796	57	306	363	206	19	114	1	6	11	1,360	4.2
24	Henri Richard H. Richard	+243	1,001	272	549	821	724	34	78	0	1	42	3,199	8.5
25	Peter Mahovlich P. Mahovlich	+241	859	287	481	768	890	72	130	19	6	37	2,064	13.9