LeBron James has the most games by a player younger than 21 with 30+ points, with 57 games.

Interpreted as:

most 30 or more point regular-season games before turning 21 years old by a player

	NAME	GP	PTS	MPG	PPG	RPG	APG	SPG	BPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TPG	MIN	REB	AST	STL	BLK	TOV	PF	+/-
1	LeBron James L. James	57	2,017	44.1	35.4	7.1	6.2	2.1	0.7	12.6	24.5	51.3	2.2	5.1	42.1	8.0	10.1	79.9	61.1	1.4	5.7	3.5	2,514	405	355	118	38	200	110	+165
2	Luka Dončić L. Dončić	29	1,005	34.3	34.7	9.8	8.7	1.2	0.3	11.3	22.1	51.3	4.2	10.2	41.2	7.8	10.3	75.9	65.1	1.4	8.3	3.9	996	284	251	34	10	113	72	+218
3	Kevin Durant K. Durant	28	959	42.4	34.3	7.5	3.4	1.2	1.1	12.1	22.0	55.0	1.9	4.0	48.6	8.2	9.2	88.8	65.8	1.0	6.4	3.3	1,187	209	96	33	32	93	57	-20
4	Zion Williamson Z. Williamson	24	809	35.4	33.7	7.5	3.7	0.8	0.5	12.9	19.3	67.1	0.2	0.9	22.7	7.7	10.5	72.7	70.6	2.4	5.1	2.9	849	181	89	19	13	69	48	+29
5	Devin Booker D. Booker	21	748	39.1	35.6	3.3	4.0	0.8	0.2	12.1	23.9	50.6	3.6	7.3	49.0	7.9	9.0	86.8	63.9	0.5	2.8	3.6	820	69	85	16	4	76	77	-65
6	Victor Wembanyama V. Wembanyama	20	700	34.3	35.0	11.8	4.6	1.2	4.0	12.3	22.6	54.4	4.3	9.6	44.3	6.2	7.6	80.9	67.5	2.4	9.5	3.9	687	236	92	23	80	77	41	+193
7	Jalen Green J. Green	18	603	37.3	33.5	3.9	3.4	0.6	0.4	11.7	21.9	53.4	4.7	10.0	46.7	5.4	6.8	79.5	67.2	0.4	3.5	2.6	671	70	61	11	7	47	34	-16
8	Carmelo Anthony C. Anthony	17	576	39.6	33.9	6.5	2.7	1.4	0.8	11.9	21.1	56.4	1.4	3.0	47.1	8.7	10.1	86.0	66.4	2.2	4.3	3.4	673	110	46	24	13	57	63	+119
9	Anthony Edwards A. Edwards	13	487	38.2	37.5	5.7	4.4	1.6	0.8	13.3	24.3	54.7	5.8	12.2	47.8	5.0	6.6	75.6	68.8	0.8	4.9	2.8	497	74	57	21	11	36	30	+98
10	Kyrie Irving K. Irving	12	411	36.7	34.3	4.0	4.8	2.4	0.3	12.2	21.7	56.2	2.7	5.2	51.6	7.3	7.7	94.6	68.4	0.8	3.3	3.4	440	48	58	29	4	41	30	+17
11	LaMelo Ball L. Ball	11	360	36.3	32.7	7.1	7.8	2.5	0.5	11.6	21.9	53.1	5.6	10.2	55.4	3.8	4.7	80.8	68.2	2.0	5.1	3.1	400	78	86	28	5	34	37	+21
12	Andrew Wiggins A. Wiggins	11	349	39.7	31.7	4.8	2.9	0.9	1.2	11.8	21.2	55.8	2.1	3.7	56.1	6.0	7.9	75.9	64.3	2.2	2.6	2.7	436	53	32	10	13	30	25	+23
13	Trae Young T. Young	9	314	38.1	34.9	4.2	10.9	0.6	0.3	12.0	22.3	53.7	4.6	9.9	46.1	6.3	7.0	90.5	68.6	0.7	3.6	3.8	343	38	98	5	3	34	23	+62
14	John Drew J. Drew	9	323	37.1	35.9	15.6	3.3			13.2	25.4	52.0				9.4	12.8	73.9	57.8				334	140	30				38
15	Jamal Murray J. Murray	8	255	35.8	31.9	4.4	3.6	0.8	0.4	11.8	19.0	61.8	3.9	7.0	55.4	4.5	4.9	92.3	75.4	1.0	3.4	1.6	287	35	29	6	3	13	25	+66
16	Shaquille O'Neal S. O'Neal	8	279	40.9	34.9	17.1	1.5	0.6	4.6	14.0	20.8	67.5	0.0	0.0		6.9	11.4	60.4	67.7	5.4	11.8	4.3	327	137	12	5	37	34	27
17	Paolo Banchero P. Banchero	7	215	35.7	30.7	9.1	4.3	1.3	1.0	10.1	19.9	51.1	2.0	4.6	43.8	8.4	10.0	84.3	63.3	1.3	7.9	3.1	250	64	30	9	7	22	20	+3
18	Russell Westbrook R. Westbrook	7	222	39.4	31.7	5.4	6.4	1.1	0.0	11.1	21.7	51.3	1.3	3.3	39.1	8.1	9.4	86.4	61.3	3.0	2.4	4.3	276	38	45	8	0	30	15	-44
19	Bernard King B. King	7	250	41.6	35.7	9.9	3.3			14.7	25.7	57.2				6.3	7.6	83.0	61.5				291	69	23				25
20	Karl-Anthony Towns K. Towns	6	194	35.9	32.3	11.5	1.5	1.0	1.5	12.5	19.5	64.1	1.0	2.2	46.2	6.3	8.0	79.2	70.2	4.2	7.3	2.0	215	69	9	6	9	12	15	-13
21	Shareef Abdur-Rahim S. Abdur-Rahim	6	193	40.3	32.2	9.8	2.2	1.5	1.2	12.3	22.7	54.4	0.2	1.0	16.7	7.3	9.7	75.9	59.7	4.3	5.5	2.3	242	59	13	9	7	14	20	+12
22	Stephon Marbury S. Marbury	6	202	40.3	33.7	3.3	9.5	1.2	0.3	11.2	20.2	55.4	4.0	6.2	64.9	7.3	10.8	67.7	67.5	1.0	2.3	3.2	242	20	57	7	2	19	24	+34
23	Cliff Robinson C. Robinson	6	207	36.8	34.5	9.0	2.7			15.2	24.8	61.1	0.2			4.0	5.3	75.0	63.5				221	54	16				19
24	Coby White C. White	5	167	34.9	33.4	4.2	4.2	0.6	0.2	12.0	20.8	57.7	6.0	11.4	52.6	3.4	3.6	94.4	74.6	0.4	3.8	2.6	174	21	21	3	1	13	13	+31
25	Anthony Davis A. Davis	5	157	41.0	31.4	12.4	2.4	1.2	4.4	11.8	18.2	64.8	0.0	0.0		7.8	10.0	78.0	69.5	3.6	8.8	2.0	205	62	12	6	22	10	12	+14