48 players are tied for the most points with fewer than 21 points in a single NBA playoff run, with 20 points. The first three are Pelle Larsson this season, Royce O'Neale in 2023-24 and in 2022-23 and Danuel House Jr. in 2022-23.

Interpreted as:

most total playoff points by a player under 21 year

	NAME	PTS	SEASON	TM	GP	MIN	REB	AST	STL	BLK	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TOV	PF	+/-	MPG	PPG	RPG	APG	SPG	BPG	TPG
1	Pelle Larsson P. Larsson	20	2024-25	MIA	4	52	9	4	1	0	8	15	53.3	3	8	37.5	1	3	33.3	61.3	2	7	2	6	-49	13.0	5.0	2.3	1.0	0.3	0.0	0.5
2	Royce O'Neale R. O'Neale	20	2023-24	PHX	4	104	19	4	1	0	7	22	31.8	6	18	33.3	0	0		45.5	5	14	2	11	-46	26.0	5.0	4.8	1.0	0.3	0.0	0.5
3	Danuel House Jr. D. House Jr.	20	2022-23	PHI	7	42	12	1	0	0	9	21	42.9	1	10	10.0	1	1	100.0	46.6	0	12	1	4	-25	6.0	2.9	1.7	0.1	0.0	0.0	0.1
4	Royce O'Neale R. O'Neale	20	2022-23	BKN	4	118	17	14	5	1	7	29	24.1	4	22	18.2	2	2	100.0	33.5	4	13	4	11	-40	29.5	5.0	4.3	3.5	1.3	0.3	1.0
5	Thaddeus Young T. Young	20	2021-22	TOR	6	87	18	10	5	1	9	18	50.0	1	7	14.3	1	4	25.0	50.6	7	11	3	8	-6	14.5	3.3	3.0	1.7	0.8	0.2	0.5
6	JaMychal Green J. Green	20	2021-22	DEN	5	69	12	2	0	1	6	16	37.5	1	5	20.0	7	7	100.0	52.4	3	9	2	12	-21	13.8	4.0	2.4	0.4	0.0	0.2	0.4
7	Bryn Forbes B. Forbes	20	2021-22	DEN	5	76	3	7	1	0	6	15	40.0	4	11	36.4	4	5	80.0	58.1	1	2	2	7	+3	15.2	4.0	0.6	1.4	0.2	0.0	0.4
8	Torrey Craig T. Craig	20	2021-22	PHX	9	69	15	5	4	2	8	22	36.4	3	10	30.0	1	2	50.0	43.7	5	10	4	6	-25	7.7	2.2	1.7	0.6	0.4	0.2	0.4
9	Ayo Dosunmu A. Dosunmu	20	2021-22	CHI	5	86	13	11	1	0	8	26	30.8	3	13	23.1	1	1	100.0	37.8	4	9	3	5	-28	17.2	4.0	2.6	2.2	0.2	0.0	0.6
10	Alex Len A. Len	20	2020-21	WAS	5	42	11	2	1	0	8	14	57.1	0	0		4	7	57.1	58.5	4	7	1	8	-41	8.4	4.0	2.2	0.4	0.2	0.0	0.2
11	JR Smith	20	2019-20	LAL	10	75	3	3	2	0	7	26	26.9	6	22	27.3	0	0		38.5	0	3	7	11	-28	7.5	2.0	0.3	0.3	0.2	0.0	0.7
12	JaKarr Sampson J. Sampson	20	2019-20	IND	4	50	13	4	2	0	10	16	62.5	0	0		0	0		62.5	1	12	2	10	-4	12.5	5.0	3.3	1.0	0.5	0.0	0.5
13	Ivica Zubac I. Zubac	20	2018-19	LAC	4	39	22	1	2	2	9	18	50.0	0	0		2	3	66.7	51.8	11	11	4	5	-2	9.8	5.0	5.5	0.3	0.5	0.5	1.0
14	Bryn Forbes B. Forbes	20	2016-17	SAS	6	73	6	3	0	1	6	21	28.6	2	9	22.2	6	6	100.0	42.3	0	6	2	5	+8	12.2	3.3	1.0	0.5	0.0	0.2	0.3
15	Tim Hardaway Jr. T. Hardaway Jr.	20	2015-16	ATL	9	87	9	7	0	1	7	26	26.9	2	14	14.3	4	6	66.7	34.9	0	9	3	2	+3	9.7	2.2	1.0	0.8	0.0	0.1	0.3
16	Anderson Varejao A. Varejao	20	2015-16	GSW	17	93	21	13	2	2	5	14	35.7	0	0		10	19	52.6	44.7	12	9	2	17	+18	5.5	1.2	1.2	0.8	0.1	0.1	0.1
17	Mo Williams M. Williams	20	2015-16	CLE	13	68	6	3	4	0	8	28	28.6	3	13	23.1	1	2	50.0	34.6	0	6	10	8	-20	5.2	1.5	0.5	0.2	0.3	0.0	0.8
18	Brandon Bass B. Bass	20	2014-15	BOS	4	86	8	10	1	3	7	20	35.0	0	0		6	10	60.0	41.0	3	5	3	4	-43	21.5	5.0	2.0	2.5	0.3	0.8	0.8
19	Kosta Koufos K. Koufos	20	2012-13	DEN	6	100	21	3	3	4	7	19	36.8	1	1	100.0	5	6	83.3	46.2	9	12	2	13	-43	16.7	3.3	3.5	0.5	0.5	0.7	0.3
20	Omer Asik O. Asik	20	2011-12	CHI	6	128	28	8	1	10	7	14	50.0	0	0		6	17	35.3	46.6	8	20	8	14	-2	21.3	3.3	4.7	1.3	0.2	1.7	1.3
21	Earl Clark E. Clark	20	2011-12	ORL	5	88	33	1	2	5	8	18	44.4	0	0		4	7	57.1	47.4	8	25	4	6	-30	17.6	4.0	6.6	0.2	0.4	1.0	0.8
22	Steve Blake S. Blake	20	2010-11	LAL	9	145	14	20	5	0	7	23	30.4	6	18	33.3	0	0		43.5	1	13	5	8	-2	16.1	2.2	1.6	2.2	0.6	0.0	0.6
23	Tiago Splitter T. Splitter	20	2010-11	SAS	3	50	14	1	3	1	10	16	62.5	0	0		0	3	0.0	57.7	7	7	2	4	-9	16.7	6.7	4.7	0.3	1.0	0.3	0.7
24	Kurt Thomas K. Thomas	20	2010-11	CHI	7	74	19	3	1	3	10	18	55.6	0	2	0.0	0	0		55.6	9	10	3	12	-13	10.6	2.9	2.7	0.4	0.1	0.4	0.4
25	Juwan Howard J. Howard	20	2009-10	POR	6	87	16	4	1	1	10	19	52.6	0	0		0	0		52.6	8	8	3	20	-27	14.5	3.3	2.7	0.7	0.2	0.2	0.5