Herb Gardiner has the fewest career seasons - Hart Trophies when winning the Hart Trophy 1+ time, with 2.

Interpreted as:

least least seasons-mvps by a player 1+ mvps

	NAME	SEAS-HART	HART	SEAS	GP	G	A	P	+/-	PIM	PPG	PPA	SHG	SHA	GWG	OTG	S	S%	FOW	FO	FOW%	HIT	BKS	TKA	GVA	TOI/GP
1	Herb Gardiner H. Gardiner	2	1	3	100	10	10	20		48					1	0
2	Connor McDavid C. McDavid	7	3	10	712	361	721	1,082	+168	276	87	277	8	9	72	16	2,407	15.0	3,936	8,243	47.7	533	280	663	652	21:44
3	Tom Anderson T. Anderson	7	1	8	316	62	127	189		194	8	25	2	2	9	5
4	Auston Matthews A. Matthews	8	1	9	629	401	326	727	+151	134	104	99	2	1	63	13	2,534	15.8	4,977	9,338	53.3	441	625	591	490	19:52
5	Al Rollins A. Rollins	8	1	9	430	0	1	1		43																59:48
6	Bobby Orr B. Orr	9	3	12	657	270	645	915	+582	953	76	248	16	31	26		3,058	8.8
7	Buddy O'Connor B. O'Connor	9	1	10	509	140	257	397		34	18	67	1	0	20	1
8	Chuck Rayner C. Rayner	9	1	10	425	0	0	0		26																60:07
9	Leon Draisaitl L. Draisaitl	10	1	11	790	399	557	956	+86	340	162	167	9	4	72	19	2,147	18.6	6,860	12,941	53.0	461	261	662	884	20:35
10	Nikita Kucherov N. Kucherov	10	1	11	803	357	637	994	+157	386	96	268	0	0	57	7	2,481	14.4	10	22	45.5	446	263	454	766	19:00
11	Eddie Shore E. Shore	10	4	14	551	105	179	284		1,099	2	24	1	1	22	2
12	Billy Burch B. Burch	10	1	11	390	136	60	196		263					32	3
13	Nathan MacKinnon N. MacKinnon	11	1	12	870	367	648	1,015	+173	389	102	224	2	2	69	14	3,492	10.5	5,539	11,961	46.3	597	474	458	643	20:32
14	Wayne Gretzky W. Gretzky	11	9	20	1,487	894	1,963	2,857	+520	577	204	686	73	76	91	2	5,088	17.6
15	Max Bentley M. Bentley	11	1	12	646	245	299	544		177	64	118	1	1	38	0
16	Babe Pratt B. Pratt	11	1	12	518	83	210	293		491	12	38	2	2	10	0
17	Bill Cowley B. Cowley	11	2	13	549	195	354	549		143	25	28	0	0	34	1
18	Roy Worters R. Worters	11	1	12	484	0	0	0		0																62:21
19	Howie Morenz H. Morenz	11	3	14	550	271	205	476		562	5	15	1	0	45	10
20	Peter Forsberg P. Forsberg	12	1	13	708	249	636	885	+238	690	71	252	16	16	43	4	1,693	14.7	2,117	4,434	47.7	362	98	350	379	19:34
21	Eric Lindros E. Lindros	12	1	13	760	372	493	865	+215	1,398	111	152	7	2	46	6	2,312	16.1	2,758	5,016	55.0	519	107	171	225	19:06
22	Bobby Clarke B. Clarke	12	3	15	1,144	358	852	1,210	+507	1,453	99	234	32	35	38	1	2,582	13.9
23	Frank Nighbor F. Nighbor	12	1	13	349	139	100	239		266					26	3
24	Ted Kennedy T. Kennedy	13	1	14	696	230	330	560		432	51	87	6	7	35	0
25	Elmer Lach E. Lach	13	1	14	664	215	408	623		478	60	104	2	2	45	0