10 players are tied for the youngest with 7.0+ rebounds per game in a season. They were 19 years old. The first three are Jalen Duren and Jabari Smith Jr. in 2022-23 and Josh Giddey in 2021-22.

Interpreted as:

youngest player to average 7 or higher rpg in a regular season

	NAME	AGE	RPG	SEASON	TM	GP	MPG	PPG	APG	SPG	BPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TPG	MIN	PTS	REB	AST	STL	BLK	TOV	PF	+/-
1	Jalen Duren J. Duren	19	8.9	2022-23	DET	67	24.9	9.1	1.1	0.7	0.9	3.9	5.9	64.8	0.0	0.0	0.0	1.4	2.3	61.1	65.5	3.4	5.5	1.4	1,670	612	595	75	44	59	92	182	-279
2	Jabari Smith Jr. J. Smith Jr.	19	7.2	2022-23	HOU	79	31.0	12.8	1.3	0.5	0.9	4.6	11.3	40.8	1.5	4.9	30.7	2.1	2.6	78.6	51.4	1.5	5.7	1.3	2,450	1,010	569	101	43	74	104	227	-555
3	Josh Giddey J. Giddey	19	7.8	2021-22	OKC	54	31.5	12.5	6.4	0.9	0.4	5.2	12.4	41.9	1.0	3.9	26.3	1.0	1.5	70.9	47.8	1.8	6.0	3.2	1,700	674	421	345	51	20	171	88	-299
4	Marvin Bagley III M. Bagley III	19	7.6	2018-19	SAC	62	25.3	14.9	1.0	0.5	1.0	5.7	11.4	50.4	0.5	1.5	31.3	2.9	4.2	69.1	56.2	2.6	5.0	1.6	1,567	923	471	62	33	59	98	120	-103
5	Luka Dončić L. Dončić	19	7.8	2018-19	DAL	72	32.2	21.2	6.0	1.1	0.3	7.0	16.5	42.7	2.3	7.1	32.7	4.8	6.7	71.3	54.5	1.2	6.6	3.4	2,318	1,526	563	429	77	25	247	137	-118
6	Anthony Davis A. Davis	19	8.2	2012-13	NOH	64	28.8	13.5	1.0	1.2	1.8	5.5	10.6	51.6	0.0	0.1	0.0	2.6	3.5	75.1	55.9	2.6	5.6	1.4	1,846	867	522	63	75	112	89	158	-153
7	Andre Drummond A. Drummond	19	7.6	2012-13	DET	60	20.7	7.9	0.5	1.0	1.6	3.5	5.7	60.8	0.0	0.0	50.0	1.0	2.7	37.1	57.8	2.8	4.8	1.0	1,243	476	457	30	59	95	57	144	-51
8	Dwight Howard D. Howard	19	10.0	2004-05	ORL	82	32.6	12.0	0.9	0.9	1.7	4.3	8.3	52.0	0.0	0.0	0.0	3.4	5.0	67.1	57.1	3.5	6.5	2.0	2,670	981	823	75	77	136	165	232	-179
9	Chris Bosh C. Bosh	19	7.4	2003-04	TOR	75	33.5	11.5	1.0	0.8	1.4	4.4	9.5	45.9	0.1	0.2	35.7	2.7	3.8	70.1	51.3	2.5	4.9	1.4	2,510	861	557	78	59	106	107	215	-164
10	Cliff Robinson C. Robinson	19	7.2	1979-80	NJN	70	23.7	13.6	1.4	0.9	0.5	5.6	11.9	46.9	0.0	0.1	25.0	2.4	3.5	69.4	50.6	2.5	4.7	2.0	1,661	951	506	98	61	34	137	178
11	Dereck Lively II D. Lively II	20	7.5	2024-25	DAL	36	23.1	8.7	2.4	0.6	1.6	3.7	5.3	70.2	0.0	0.0		1.3	2.0	63.0	70.4	2.9	4.6	1.1	833	314	270	85	20	56	41	100	+121
12	Donovan Clingan D. Clingan	20	7.9	2024-25	POR	67	19.8	6.5	1.1	0.5	1.6	2.7	5.0	53.9	0.2	0.7	28.6	0.9	1.6	59.6	57.4	3.2	4.6	1.1	1,324	436	527	77	34	110	72	189	-2
13	Yves Missi Y. Missi	20	8.2	2024-25	NOP	73	26.8	9.1	1.4	0.5	1.3	3.7	6.7	54.7	0.0	0.0	0.0	1.7	2.8	62.3	57.2	3.5	4.7	1.1	1,956	665	601	99	37	98	82	145	-514
14	Kel'el Ware K. Ware	20	7.4	2024-25	MIA	64	22.2	9.3	0.9	0.6	1.1	4.0	7.3	55.4	0.5	1.7	31.5	0.7	1.0	68.7	60.3	1.8	5.6	0.9	1,422	595	473	60	39	71	57	111	+39
15	Jalen Duren J. Duren	20	11.6	2023-24	DET	61	29.1	13.8	2.4	0.5	0.8	5.7	9.2	61.9	0.0	0.1	0.0	2.3	3.0	79.0	65.3	3.1	8.5	2.1	1,777	841	709	147	33	47	129	192	-311
16	Jabari Smith Jr. J. Smith Jr.	20	8.1	2023-24	HOU	76	31.9	13.7	1.6	0.7	0.8	5.0	11.0	45.4	1.8	5.0	36.3	2.0	2.4	81.1	57.1	1.8	6.3	1.2	2,424	1,044	616	121	52	61	89	200	-84
17	Victor Wembanyama V. Wembanyama	20	10.6	2023-24	SAS	71	29.7	21.4	3.9	1.2	3.6	7.8	16.7	46.5	1.8	5.5	32.5	4.1	5.2	79.6	56.5	2.3	8.4	3.7	2,106	1,522	755	274	88	254	260	153	-142
18	Alperen Şengün A. Şengün	20	9.0	2022-23	HOU	75	28.9	14.8	3.9	0.9	0.9	5.9	10.7	55.3	0.3	0.8	33.3	2.7	3.8	71.5	59.9	3.2	5.8	2.6	2,171	1,109	678	291	70	70	193	258	-283
19	Josh Giddey J. Giddey	20	7.9	2022-23	OKC	76	31.1	16.6	6.2	0.8	0.4	7.1	14.7	48.2	1.0	3.1	32.5	1.4	1.9	73.1	53.3	1.9	5.9	2.8	2,367	1,260	599	469	57	31	211	143	-105
20	Isaiah Stewart I. Stewart	20	8.7	2021-22	DET	71	25.6	8.3	1.2	0.3	1.1	3.5	6.9	51.0	0.2	0.6	32.6	1.0	1.5	71.8	55.0	3.2	5.5	1.2	1,816	589	617	82	22	78	85	211	-367
21	Scottie Barnes S. Barnes	20	7.5	2021-22	TOR	74	35.4	15.3	3.5	1.1	0.7	6.2	12.6	49.2	0.8	2.6	30.1	2.1	2.9	73.5	55.2	2.6	4.9	1.8	2,617	1,134	557	256	80	55	136	192	+66
22	Evan Mobley E. Mobley	20	8.3	2021-22	CLE	69	33.8	15.0	2.5	0.8	1.7	6.1	12.0	50.8	0.3	1.3	25.0	2.4	3.7	66.3	54.9	2.1	6.2	1.9	2,331	1,034	570	174	56	115	133	147	+94
23	Zion Williamson Z. Williamson	20	7.2	2020-21	NOP	61	33.2	27.0	3.7	0.9	0.6	10.4	17.0	61.1	0.2	0.6	29.4	6.0	8.7	69.8	64.9	2.7	4.5	2.7	2,026	1,647	441	226	57	39	167	135	+89
24	Darius Bazley D. Bazley	20	7.2	2020-21	OKC	55	31.2	13.7	1.8	0.5	0.5	5.0	12.5	39.6	1.5	5.2	29.0	2.3	3.2	70.2	49.1	0.9	6.3	2.2	1,714	754	396	99	29	25	122	60	-477
25	Marvin Bagley III M. Bagley III	20	7.5	2019-20	SAC	13	25.7	14.2	0.8	0.5	0.9	6.0	12.8	46.7	0.3	1.7	18.2	1.9	2.4	80.6	51.2	2.2	5.2	1.4	334	185	97	10	6	12	18	43	-89