Vince Carter and Patrick Ewing are tied for the fewest games by a Rookie of the Year in a season, with 50 games.

Interpreted as:

least amount of games played by a player to win NBA rookie of the year in a regular season

NAME	GP	ROY	SEASON	TM	MPG	PPG	RPG	APG	SPG	BPG	TPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	MIN	PTS	REB	AST	STL	BLK	TOV	PF	+/-
Vince Carter	50	1	1998-99	TOR	35.2	18.3	5.7	3.0	1.1	1.5	2.2	6.9	15.3	45.0	0.4	1.3	28.8	4.1	5.4	76.1	1,760	913	283	149	55	77	110	140	+47
Patrick Ewing	50	1	1985-86	NYK	35.4	20.0	9.0	2.0	1.1	2.1	3.4	7.7	16.3	47.4	0.0	0.1	0.0	4.5	6.1	73.9	1,771	998	451	102	54	103	168	191
LaMelo Ball	51	1	2020-21	CHA	28.8	15.7	5.9	6.1	1.6	0.4	2.8	5.7	13.2	43.6	1.8	5.1	35.2	2.5	3.2	75.8	1,469	803	302	313	81	18	145	136	-84
Kyrie Irving	51	1	2011-12	CLE	30.5	18.5	3.7	5.4	1.1	0.4	3.1	6.9	14.6	46.9	1.4	3.6	39.9	3.4	3.8	87.2	1,558	944	191	275	54	20	160	110	-160
Brandon Roy	57	1	2006-07	POR	35.3	16.8	4.4	4.0	1.2	0.2	2.0	6.1	13.4	45.6	1.0	2.6	37.7	3.5	4.2	83.8	2,015	955	250	230	67	10	116	139	-191
Terry Dischinger	57	1	1962-63	CHI		25.5						9.2						7.1	9.2	77.0		1,452						187
Ja Morant	67	1	2019-20	MEM	31.0	17.8	3.9	7.3	0.9	0.3	3.3	6.7	14.0	47.7	0.9	2.7	33.5	3.6	4.6	77.6	2,074	1,193	259	488	58	18	220	110	-17
Maurice Stokes	67	1	1955-56	ROC		16.7						6.0						4.7	6.6	72.4		1,122						275
Monk Meineke	68	1	1952-53	FTW		10.7						3.5						3.6	4.6	79.2		728
Michael Carter-Williams	70	1	2013-14	PHI	34.5	16.7	6.2	6.3	1.9	0.6	3.5	6.1	15.1	40.5	0.8	3.0	26.4	3.7	5.2	70.3	2,414	1,167	437	441	130	43	247	213	-450
Damon Stoudamire	70	1	1995-96	TOR	40.9	19.0	4.0	9.3	1.4	0.3	3.8	6.9	16.1	42.6	1.9	4.8	39.5	3.4	4.2	79.7	2,865	1,331	281	653	98	19	267	166
Grant Hill	70	1	1994-95	DET	38.3	19.9	6.4	5.0	1.8	0.9	2.9	7.3	15.2	47.7	0.1	0.4	14.8	5.3	7.3	73.2	2,678	1,394	445	353	124	62	202	203
Terry Cummings	70	1	1982-83	SDC	36.2	23.7	10.7	2.5				9.8	18.7	52.3	0.0			4.2	5.9	70.7	2,535	1,660	746	177				294
Elgin Baylor	70	1	1958-59	MIN		24.7						8.6						7.5	9.6	78.1		1,729						268
Oscar Robertson	71	1	1960-61	CIN		30.5						10.6						9.2	11.1	82.6		2,165						220
Woody Sauldsberry	71	1	1957-58	PHI		12.8						5.5						1.9	3.1	61.8		912
Paolo Banchero	72	1	2022-23	ORL	33.7	20.0	6.9	3.7	0.8	0.5	2.8	6.7	15.6	42.7	1.2	4.0	29.8	5.5	7.4	73.8	2,430	1,437	497	269	60	39	200	160	-215
Luka Doncic	72	1	2018-19	DAL	32.2	21.2	7.8	6.0	1.1	0.3	3.4	7.0	16.5	42.7	2.3	7.1	32.7	4.8	6.7	71.3	2,318	1,526	563	429	77	25	247	137	-118
Tyreke Evans	72	1	2009-10	SAC	37.2	20.1	5.3	5.8	1.5	0.4	3.0	7.4	16.2	45.8	0.5	2.0	25.5	4.8	6.5	74.8	2,677	1,450	380	414	109	26	216	204	-334
Wilt Chamberlain	72	1	1959-60	PHI	46.4	37.6	27.0	2.3				14.8	32.1	46.1				8.0	13.7	58.3	3,338	2,707	1,941	163				150
Tom Heinsohn	72	1	1956-57	BOS		16.2						6.2						3.8	4.8	79.0		1,165						304
Bob Pettit	72	1	1954-55	MIL		20.3						7.2						5.9	7.8	75.2		1,463						258
Ray Felix	72	1	1953-54	BAL		17.7						5.7						6.3	9.8	63.8		1,272
Emeka Okafor	73	1	2004-05	CHA	35.6	15.1	10.9	0.9	0.8	1.7	1.7	6.1	13.7	44.7	0.0	0.0	0.0	2.9	4.7	60.9	2,600	1,105	795	64	62	125	125	214	-344
Scottie Barnes	74	1	2021-22	TOR	35.4	15.3	7.5	3.5	1.1	0.7	1.8	6.2	12.6	49.2	0.8	2.6	30.1	2.1	2.9	73.5	2,617	1,134	557	256	80	55	136	192	+66