youngest player to have 20 points and 15 rebounds

Bill Willoughby is the youngest in a game with 20+ points and 15+ rebounds. He was 18 years and 326 days old against the 76ers on April 10, 1976.

Interpreted as:

youngest player to have 20 or more points in a regular-season game and 15 or more rebounds

	NAME	AGE	PTS	REB	DATE	TM		OPP	MIN	AST	STL	BLK	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TOV	PF	+/-
1	Bill Willoughby B. Willoughby	18-326	20	18	4/10/1976	ATL	vs	PHI	42	4	2	3	7	14	50.0				6	11	54.5	53.1				2
2	LeBron James L. James	18-334	33	16	11/29/2003	CLE	vs	MEM	55	7	1	1	14	28	50.0	3	6	50.0	2	3	66.7	56.3	2	14	8	1	-10
3	Jalen Duren J. Duren	19-066	23	15	1/23/2023	DET	vs	MIL	31	1	2	2	9	13	69.2	0	0		5	5	100.0	75.7	4	11	1	2	-16
4	Jalen Duren J. Duren	19-084	30	17	2/10/2023	DET	vs	SAS	42	3	1	4	13	20	65.0	0	0		4	9	44.4	62.6	7	10	1	4	-10
5	Dwight Howard D. Howard	19-084	20	16	3/2/2005	ORL	vs	SAC	35	2	0	3	6	12	50.0	0	1	0.0	8	8	100.0	64.4	8	8	0	1	+11
6	Dwight Howard D. Howard	19-086	20	15	3/4/2005	ORL	vs	NYK	34	0	0	4	6	12	50.0	0	0		8	9	88.9	62.7	5	10	2	3	+27
7	Kevin Knox II K. Knox II	19-120	26	15	12/9/2018	NYK	vs	CHA	41	0	1	0	10	25	40.0	4	8	50.0	2	2	100.0	50.2	3	12	0	2	-7
8	Marvin Bagley III M. Bagley III	19-255	20	17	11/24/2018	SAC	@	GSW	34	2	0	0	7	15	46.7	0	0		6	8	75.0	54.0	7	10	0	1	+5
9	Chris Bosh C. Bosh	19-258	22	16	12/7/2003	TOR	vs	SEA	45	2	0	2	8	13	61.5	0	0		6	10	60.0	63.2	7	9	1	2	+7
10	Anthony Randolph A. Randolph	19-262	20	15	4/3/2009	GSW	vs	NOH	39	0	0	1	8	17	47.1	0	0		4	4	100.0	53.3	4	11	1	4	+14
11	Anthony Randolph A. Randolph	19-272	24	16	4/13/2009	GSW	vs	SAS	45	4	4	1	10	18	55.6	0	0		4	5	80.0	59.4	2	14	2	2	-25
12	Dereck Lively II D. Lively II	19-293	20	16	12/2/2023	DAL	vs	OKC	39	0	1	7	9	9	100.0	0	0		2	5	40.0	89.3	6	10	2	2	+12
13	Dominick Barlow D. Barlow	19-318	21	19	4/9/2023	SAS	@	DAL	34	1	1	1	8	11	72.7	0	0		5	7	71.4	74.6	6	13	0	5	+6
14	Victor Wembanyama V. Wembanyama	19-322	22	15	11/22/2023	SAS	vs	LAC	33	3	1	3	7	13	53.8	1	2	50.0	7	7	100.0	68.4	2	13	2	2	-3
15	Jahlil Okafor J. Okafor	19-329	21	15	11/9/2015	PHI	vs	CHI	31	1	0	2	9	25	36.0	0	0		3	8	37.5	36.8	6	9	1	2	-22
16	Victor Wembanyama V. Wembanyama	19-338	21	20	12/8/2023	SAS	vs	CHI	32	4	1	4	8	20	40.0	0	4	0.0	5	6	83.3	46.4	7	13	1	2	-22
17	Dwight Howard D. Howard	19-340	21	16	11/13/2005	ORL	vs	CLE	46	3	2	1	9	13	69.2	0	0		3	4	75.0	71.1	4	12	1	5	-1
18	Dwight Howard D. Howard	19-342	21	20	11/15/2005	ORL	vs	CHA	36	1	1	1	7	11	63.6	0	0		7	10	70.0	68.2	8	12	1	3	+22
19	Jalen Duren J. Duren	19-344	23	15	10/28/2023	DET	vs	CHI	33	5	1	2	9	11	81.8	0	0		5	5	100.0	87.1	6	9	1	3	+6
20	Dwight Howard D. Howard	19-352	21	18	11/25/2005	ORL	vs	POR	38	1	2	1	10	19	52.6	0	1	0.0	1	1	100.0	54.0	8	10	1	4	+6
21	Paolo Banchero P. Banchero	19-358	33	16	11/5/2022	ORL	vs	SAC	40	4	0	1	14	26	53.8	0	3	0.0	5	5	100.0	58.5	1	15	1	2	+1
22	Anthony Davis A. Davis	19-363	20	18	3/9/2013	NOH	@	MEM	38	2	0	0	9	20	45.0	0	0		2	2	100.0	47.9	4	14	2	2	-10
23	Myles Turner M. Turner	20	24	16	3/24/2016	IND	vs	NOP	33	1	0	3	11	17	64.7	0	0		2	2	100.0	67.1	1	15	3	1	+10
24	John Drew J. Drew	20-022	41	18	10/22/1974	ATL	vs	PHI	35	1	3		15	29	51.7				11	17	64.7	56.2				4
25	Karl-Anthony Towns K. Towns	20-036	25	16	12/21/2015	MIN	@	BOS	35	2	1	3	8	14	57.1	0	1	0.0	9	9	100.0	69.6	3	13	2	4	-8